DNSSEC Debugger - upenn.edu

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Time: 2026-06-20 17:42:27 UTC

Analyzing DNSSEC problems for upenn.edu

DS=20326/SHA-256 is now in the chain-of-trust

DS=38696/SHA-256 is now in the chain-of-trust

	Checking DS between Trust Anchor and .
	`. IN DS ( 20326 8 2 e06d44b80b8f1d39a95c0b0d7c65d08458e880409bbc683457104237c7f8ec8d )`
	`. IN DS ( 38696 8 2 683d2d0acb8c9b712a1948b27f741219298d0a450d612c483af444a4c0fb2b16 )`
	Query to a.root-servers.net for ./DNSKEY
	Received 1414 bytes from 198.41.0.4
	;; Response received from [198.41.0.4] 1414 octets ;; HEADER SECTION ;; id = 26494 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 5 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (5 records) . 172800 IN DNSKEY ( 256 3 8 AwEAAeCYD6Z7WWKVLeuWgowKP+3g+Gs1cnLKq7a3CaQxQpv8bfuFVI0WnG33qaSH/Mw9IBgifrdz f4XY/DQLnyBJ9MfaOyAWuEaEmYJ+GQPiwVVfstGwSA1McfFJUttTgq2Huu74KARhtA8wPo/N3Xcy YQtNhz+qCM5NBb3ecx/naw6sYab9LxS6f2cU0q03++BP5Ks0Uef8WJCa/1izCYE+vMkwoltV+tEN a3hpXiZ7jle/xdgaZrPi5ZGmyLVI34g1XVYrNlsCCTmNvFQIfzW5STFQFsQpizczyFn9r3LzSxxP CNwdlCG84bER0BmdwqbF6Tanv+FxMOavrahkj4wIy5k= ) ; keytag 57780 . 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326 . 172800 IN DNSKEY ( 256 3 8 AwEAAb5dDYffpgAJ8VUGLwQtWXPlQWsjIFJtCM00/XaKU+8ln+ofah3q2KxEIjvzQg+nqdxRj+8e mtPne1mtYcbFWP4Q9E+DniOJLK09R05FuzvGbrG7DDdRDUX/cedFdV7O8pFEAYpJqYNR9BCTIAV9 73DO2biauKSA31b7I2lK/woxoR1tf5cqJ4SMbJUviuHicAEoUi2ATswloZNWd5T5thmEFZnxFx7D 5UgKCY7oflS7+GU7dNJwEtmFnWYVETHN0kHXVz6aguouaAZp706YXNIoR/iTgQhmsR7XX+wL0Z8Q M2LxQIyU6vRZ06IyuJMGRMiwkSuGElbumyBt12JZbrU= ) ; keytag 54393 . 172800 IN DNSKEY ( 257 3 8 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20260711000000 20260620000000 20326 . UU/g/jQ3AjhIGIxSxGVoYAg1X117oL9XvEKrRR3YUZVoVsaHrb9Cd1lMqqmCJXbnReOQeetx9ms+ jAzt+Jvi79GIBABl7r0VTkHdJle67pwRtOOeCjMxvSsQIikZg3DIpl0bBvr4o3+0rlN3xjdCsQEC OOseGCjggcrqkimc+tOdD/l1r67R3rBjrhu3VDInUSmtnF0h7j9JxEMJcfRxFDjFvFOxSAn+X2x8 alBURCi50ksk7K3kaC73ccmUt5+Mb3za+4dEOtXuIPEwpmx1qKRdaIv2N9tvE0zo2CClfwLCrK+c 2YVCcqujrKL8TTV3rWICBxDO5Bc2tkdOZm79Cw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 4 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAeCYD6Z7WWKVLeuWgowKP+3g+Gs1cnLKq7a3CaQxQpv8bfuFVI0WnG33qaSH/Mw9IBgifrdz f4XY/DQLnyBJ9MfaOyAWuEaEmYJ+GQPiwVVfstGwSA1McfFJUttTgq2Huu74KARhtA8wPo/N3Xcy YQtNhz+qCM5NBb3ecx/naw6sYab9LxS6f2cU0q03++BP5Ks0Uef8WJCa/1izCYE+vMkwoltV+tEN a3hpXiZ7jle/xdgaZrPi5ZGmyLVI34g1XVYrNlsCCTmNvFQIfzW5STFQFsQpizczyFn9r3LzSxxP CNwdlCG84bER0BmdwqbF6Tanv+FxMOavrahkj4wIy5k= ) ; keytag 57780`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326`
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAb5dDYffpgAJ8VUGLwQtWXPlQWsjIFJtCM00/XaKU+8ln+ofah3q2KxEIjvzQg+nqdxRj+8e mtPne1mtYcbFWP4Q9E+DniOJLK09R05FuzvGbrG7DDdRDUX/cedFdV7O8pFEAYpJqYNR9BCTIAV9 73DO2biauKSA31b7I2lK/woxoR1tf5cqJ4SMbJUviuHicAEoUi2ATswloZNWd5T5thmEFZnxFx7D 5UgKCY7oflS7+GU7dNJwEtmFnWYVETHN0kHXVz6aguouaAZp706YXNIoR/iTgQhmsR7XX+wL0Z8Q M2LxQIyU6vRZ06IyuJMGRMiwkSuGElbumyBt12JZbrU= ) ; keytag 54393`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696`
	DNSKEY=20326/SEP is now in the chain-of-trust
	DS=20326/SHA-256 verifies DNSKEY=20326/SEP
	DNSKEY=38696/SEP is now in the chain-of-trust
	DS=38696/SHA-256 verifies DNSKEY=38696/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`. 172800 IN RRSIG ( DNSKEY 8 0 172800 20260711000000 20260620000000 20326 . UU/g/jQ3AjhIGIxSxGVoYAg1X117oL9XvEKrRR3YUZVoVsaHrb9Cd1lMqqmCJXbnReOQeetx9ms+ jAzt+Jvi79GIBABl7r0VTkHdJle67pwRtOOeCjMxvSsQIikZg3DIpl0bBvr4o3+0rlN3xjdCsQEC OOseGCjggcrqkimc+tOdD/l1r67R3rBjrhu3VDInUSmtnF0h7j9JxEMJcfRxFDjFvFOxSAn+X2x8 alBURCi50ksk7K3kaC73ccmUt5+Mb3za+4dEOtXuIPEwpmx1qKRdaIv2N9tvE0zo2CClfwLCrK+c 2YVCcqujrKL8TTV3rWICBxDO5Bc2tkdOZm79Cw== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=57780 is now in the chain-of-trust
	DNSKEY=54393 is now in the chain-of-trust
	Query to m.root-servers.net for upenn.edu/A
	Received 1168 bytes from 202.12.27.33
	;; Response received from [202.12.27.33] 1168 octets ;; HEADER SECTION ;; id = 1518 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 15 arcount = 27 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; upenn.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (15 records) edu. 172800 IN NS m.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS a.edu-servers.net. edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d ) edu. 86400 IN RRSIG ( DS 8 1 86400 20260703050000 20260620040000 54393 . Bl66gsWlo2OasYuBe/+luOg9vmbo6Oo7axY7xSUXj/feWhRioo32od1LflB8lD7g3j8gNjjxXDt0 kjjQkwtiOYRtnIjWZy2ckdFRnjdz1R91s3nOCZAkf9okpWI5RL7PrvXoTUo5HSMjFSz+35qRzoPY lfHBXFdzqHX4VlRBMTtk+fy7GI0y08HoUekEzJ/5hqBREazT+aFOYYY5lgKWbL3FFa2YC0XmarpB cheK4FEG/LPPipUjzaL+Scbpt9JE/6nDQDIYvozULZJBX68z5FrtbYGpEZ9eMLBU+5xwLZqB+TsB vzFT8YrueDT+yEfxdRaZEDhksNX/JWqJXR7tZg== ) ;; ADDITIONAL SECTION (27 records) m.edu-servers.net. 172800 IN A 192.55.83.30 l.edu-servers.net. 172800 IN A 192.41.162.30 k.edu-servers.net. 172800 IN A 192.52.178.30 j.edu-servers.net. 172800 IN A 192.48.79.30 i.edu-servers.net. 172800 IN A 192.43.172.30 h.edu-servers.net. 172800 IN A 192.54.112.30 g.edu-servers.net. 172800 IN A 192.42.93.30 f.edu-servers.net. 172800 IN A 192.35.51.30 e.edu-servers.net. 172800 IN A 192.12.94.30 d.edu-servers.net. 172800 IN A 192.31.80.30 c.edu-servers.net. 172800 IN A 192.26.92.30 b.edu-servers.net. 172800 IN A 192.33.14.30 a.edu-servers.net. 172800 IN A 192.5.6.30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 j.edu-servers.net. 172800 IN AAAA 2001:502:7094::30 i.edu-servers.net. 172800 IN AAAA 2001:503:39c1::30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::30 f.edu-servers.net. 172800 IN AAAA 2001:503:d414::30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::30 d.edu-servers.net. 172800 IN AAAA 2001:500:856e::30 c.edu-servers.net. 172800 IN AAAA 2001:503:83eb::30 b.edu-servers.net. 172800 IN AAAA 2001:503:231d::2:30 a.edu-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 ;; { "EDNS-VERSION": 0 }
	Query to k.root-servers.net for edu/DNSKEY
	Received 1162 bytes from 193.0.14.129
	;; Response received from [193.0.14.129] 1162 octets ;; HEADER SECTION ;; id = 18019 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 15 arcount = 27 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (15 records) edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS m.edu-servers.net. edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d ) edu. 86400 IN RRSIG ( DS 8 1 86400 20260703050000 20260620040000 54393 . Bl66gsWlo2OasYuBe/+luOg9vmbo6Oo7axY7xSUXj/feWhRioo32od1LflB8lD7g3j8gNjjxXDt0 kjjQkwtiOYRtnIjWZy2ckdFRnjdz1R91s3nOCZAkf9okpWI5RL7PrvXoTUo5HSMjFSz+35qRzoPY lfHBXFdzqHX4VlRBMTtk+fy7GI0y08HoUekEzJ/5hqBREazT+aFOYYY5lgKWbL3FFa2YC0XmarpB cheK4FEG/LPPipUjzaL+Scbpt9JE/6nDQDIYvozULZJBX68z5FrtbYGpEZ9eMLBU+5xwLZqB+TsB vzFT8YrueDT+yEfxdRaZEDhksNX/JWqJXR7tZg== ) ;; ADDITIONAL SECTION (27 records) a.edu-servers.net. 172800 IN A 192.5.6.30 b.edu-servers.net. 172800 IN A 192.33.14.30 c.edu-servers.net. 172800 IN A 192.26.92.30 d.edu-servers.net. 172800 IN A 192.31.80.30 e.edu-servers.net. 172800 IN A 192.12.94.30 f.edu-servers.net. 172800 IN A 192.35.51.30 g.edu-servers.net. 172800 IN A 192.42.93.30 h.edu-servers.net. 172800 IN A 192.54.112.30 i.edu-servers.net. 172800 IN A 192.43.172.30 j.edu-servers.net. 172800 IN A 192.48.79.30 k.edu-servers.net. 172800 IN A 192.52.178.30 l.edu-servers.net. 172800 IN A 192.41.162.30 m.edu-servers.net. 172800 IN A 192.55.83.30 a.edu-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 b.edu-servers.net. 172800 IN AAAA 2001:503:231d::2:30 c.edu-servers.net. 172800 IN AAAA 2001:503:83eb::30 d.edu-servers.net. 172800 IN AAAA 2001:500:856e::30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::30 f.edu-servers.net. 172800 IN AAAA 2001:503:d414::30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::30 i.edu-servers.net. 172800 IN AAAA 2001:503:39c1::30 j.edu-servers.net. 172800 IN AAAA 2001:502:7094::30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 ;; { "EDNS-VERSION": 0 }
	Found child zone edu

edu

	Checking DS between . and edu
	Query to m.root-servers.net for edu/DS
	Received 367 bytes from 202.12.27.33
	;; Response received from [202.12.27.33] 367 octets ;; HEADER SECTION ;; id = 14314 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; edu. IN DS ;; ANSWER SECTION (2 records) edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d ) edu. 86400 IN RRSIG ( DS 8 1 86400 20260703050000 20260620040000 54393 . Bl66gsWlo2OasYuBe/+luOg9vmbo6Oo7axY7xSUXj/feWhRioo32od1LflB8lD7g3j8gNjjxXDt0 kjjQkwtiOYRtnIjWZy2ckdFRnjdz1R91s3nOCZAkf9okpWI5RL7PrvXoTUo5HSMjFSz+35qRzoPY lfHBXFdzqHX4VlRBMTtk+fy7GI0y08HoUekEzJ/5hqBREazT+aFOYYY5lgKWbL3FFa2YC0XmarpB cheK4FEG/LPPipUjzaL+Scbpt9JE/6nDQDIYvozULZJBX68z5FrtbYGpEZ9eMLBU+5xwLZqB+TsB vzFT8YrueDT+yEfxdRaZEDhksNX/JWqJXR7tZg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for edu in the . zone
	DS=35663/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`edu. 86400 IN RRSIG ( DS 8 1 86400 20260703050000 20260620040000 54393 . Bl66gsWlo2OasYuBe/+luOg9vmbo6Oo7axY7xSUXj/feWhRioo32od1LflB8lD7g3j8gNjjxXDt0 kjjQkwtiOYRtnIjWZy2ckdFRnjdz1R91s3nOCZAkf9okpWI5RL7PrvXoTUo5HSMjFSz+35qRzoPY lfHBXFdzqHX4VlRBMTtk+fy7GI0y08HoUekEzJ/5hqBREazT+aFOYYY5lgKWbL3FFa2YC0XmarpB cheK4FEG/LPPipUjzaL+Scbpt9JE/6nDQDIYvozULZJBX68z5FrtbYGpEZ9eMLBU+5xwLZqB+TsB vzFT8YrueDT+yEfxdRaZEDhksNX/JWqJXR7tZg== )`
	RRSIG=54393 and DNSKEY=54393 verifies the DS RRset
	DS=35663/SHA-256 is now in the chain-of-trust
	`edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d )`
	Query to f.edu-servers.net for edu/DNSKEY
	Received 291 bytes from 192.35.51.30
	;; Response received from [192.35.51.30] 291 octets ;; HEADER SECTION ;; id = 49414 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 3 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; edu. IN DNSKEY ;; ANSWER SECTION (3 records) edu. 86400 IN DNSKEY ( 256 3 13 WVHVp4Eprbq3+EmJ+XzSYbMy23PB3kzdKKmDpC7cME7yP44I5k/Fa64TOEpDHsJlZLDw28EQ8ypo /F3UAwLN0A== ) ; keytag 37239 edu. 86400 IN DNSKEY ( 257 3 13 vqk4cwmCpZkXat25PaOVt3RPYDOmCr8B4D1IynrqSqzs+BeCYI6pnBNRUD9BgfqbxZHyfyDz6vbv 8KQaT7maRw== ) ; keytag 35663 edu. 86400 IN RRSIG ( DNSKEY 13 1 86400 20260629151114 20260614150614 35663 edu. gJq6IC1kGiUGSz2u9uvgheCP6jPHW09xqQGzvbAOTlDGgsKuXgSqm5uvwZ/Lw/sOe+MvRSzoZIL6 FfyEUEi/WA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for edu
	`edu. 86400 IN DNSKEY ( 256 3 13 WVHVp4Eprbq3+EmJ+XzSYbMy23PB3kzdKKmDpC7cME7yP44I5k/Fa64TOEpDHsJlZLDw28EQ8ypo /F3UAwLN0A== ) ; keytag 37239`
	`edu. 86400 IN DNSKEY ( 257 3 13 vqk4cwmCpZkXat25PaOVt3RPYDOmCr8B4D1IynrqSqzs+BeCYI6pnBNRUD9BgfqbxZHyfyDz6vbv 8KQaT7maRw== ) ; keytag 35663`
	DNSKEY=35663/SEP is now in the chain-of-trust
	DS=35663/SHA-256 verifies DNSKEY=35663/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`edu. 86400 IN RRSIG ( DNSKEY 13 1 86400 20260629151114 20260614150614 35663 edu. gJq6IC1kGiUGSz2u9uvgheCP6jPHW09xqQGzvbAOTlDGgsKuXgSqm5uvwZ/Lw/sOe+MvRSzoZIL6 FfyEUEi/WA== )`
	RRSIG=35663 and DNSKEY=35663/SEP verifies the DNSKEY RRset
	DNSKEY=37239 is now in the chain-of-trust
	Query to i.edu-servers.net for upenn.edu/A
	Received 648 bytes from 192.43.172.30
	;; Response received from [192.43.172.30] 648 octets ;; HEADER SECTION ;; id = 35255 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 10 arcount = 15 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; upenn.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (10 records) upenn.edu. 172800 IN NS dns1.udel.edu. upenn.edu. 172800 IN NS dns2.udel.edu. upenn.edu. 172800 IN NS adns4.upenn.edu. upenn.edu. 172800 IN NS adns5.upenn.edu. upenn.edu. 172800 IN NS adns6.upenn.edu. upenn.edu. 172800 IN NS adns1.nnn.upenn.edu. upenn.edu. 172800 IN NS adns2.nnn.upenn.edu. upenn.edu. 172800 IN NS adns3.nnn.upenn.edu. upenn.edu. 86400 IN DS ( 17409 13 2 de945b7c85d05e161b91854f68b44ff83404f2b44359e28687bdead6c64bd6be ) upenn.edu. 86400 IN RRSIG ( DS 13 2 86400 20260626032427 20260619021427 37239 edu. kih2RBGdKf8bNhcU+WVh0KQ3h3bl5h4u2nTHjRsXVNWbl5rex8ftTAB1a7U3yiu8d6CrYjuSsKEf JJcbYstt7g== ) ;; ADDITIONAL SECTION (15 records) dns1.udel.edu. 172800 IN A 128.175.13.16 dns2.udel.edu. 172800 IN A 128.175.13.17 adns4.upenn.edu. 172800 IN A 208.94.148.32 adns4.upenn.edu. 172800 IN AAAA 2600:1800:5::1:0 adns5.upenn.edu. 172800 IN A 208.80.124.32 adns5.upenn.edu. 172800 IN AAAA 2600:1801:6::1:0 adns6.upenn.edu. 172800 IN A 208.80.126.32 adns6.upenn.edu. 172800 IN AAAA 2600:1802:7::1:0 adns1.nnn.upenn.edu. 172800 IN A 128.91.2.53 adns1.nnn.upenn.edu. 172800 IN AAAA 2607:f470:1001::ad:1 adns2.nnn.upenn.edu. 172800 IN A 128.91.254.53 adns2.nnn.upenn.edu. 172800 IN AAAA 2607:f470:1002::ad:2 adns3.nnn.upenn.edu. 172800 IN A 128.91.251.53 adns3.nnn.upenn.edu. 172800 IN AAAA 2607:f470:1003::ad:3 ;; { "EDNS-VERSION": 0 }
	Query to d.edu-servers.net for upenn.edu/DNSKEY
	Received 648 bytes from 192.31.80.30
	;; Response received from [192.31.80.30] 648 octets ;; HEADER SECTION ;; id = 62088 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 10 arcount = 15 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; upenn.edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (10 records) upenn.edu. 172800 IN NS dns1.udel.edu. upenn.edu. 172800 IN NS dns2.udel.edu. upenn.edu. 172800 IN NS adns4.upenn.edu. upenn.edu. 172800 IN NS adns5.upenn.edu. upenn.edu. 172800 IN NS adns6.upenn.edu. upenn.edu. 172800 IN NS adns1.nnn.upenn.edu. upenn.edu. 172800 IN NS adns2.nnn.upenn.edu. upenn.edu. 172800 IN NS adns3.nnn.upenn.edu. upenn.edu. 86400 IN DS ( 17409 13 2 de945b7c85d05e161b91854f68b44ff83404f2b44359e28687bdead6c64bd6be ) upenn.edu. 86400 IN RRSIG ( DS 13 2 86400 20260626032427 20260619021427 37239 edu. kih2RBGdKf8bNhcU+WVh0KQ3h3bl5h4u2nTHjRsXVNWbl5rex8ftTAB1a7U3yiu8d6CrYjuSsKEf JJcbYstt7g== ) ;; ADDITIONAL SECTION (15 records) dns1.udel.edu. 172800 IN A 128.175.13.16 dns2.udel.edu. 172800 IN A 128.175.13.17 adns4.upenn.edu. 172800 IN A 208.94.148.32 adns4.upenn.edu. 172800 IN AAAA 2600:1800:5::1:0 adns5.upenn.edu. 172800 IN A 208.80.124.32 adns5.upenn.edu. 172800 IN AAAA 2600:1801:6::1:0 adns6.upenn.edu. 172800 IN A 208.80.126.32 adns6.upenn.edu. 172800 IN AAAA 2600:1802:7::1:0 adns1.nnn.upenn.edu. 172800 IN A 128.91.2.53 adns1.nnn.upenn.edu. 172800 IN AAAA 2607:f470:1001::ad:1 adns2.nnn.upenn.edu. 172800 IN A 128.91.254.53 adns2.nnn.upenn.edu. 172800 IN AAAA 2607:f470:1002::ad:2 adns3.nnn.upenn.edu. 172800 IN A 128.91.251.53 adns3.nnn.upenn.edu. 172800 IN AAAA 2607:f470:1003::ad:3 ;; { "EDNS-VERSION": 0 }
	Found child zone upenn.edu

upenn.edu

	Checking DS between edu and upenn.edu
	Query to d.edu-servers.net for upenn.edu/DS
	Received 1079 bytes from 192.31.80.30
	;; Response received from [192.31.80.30] 1079 octets ;; HEADER SECTION ;; id = 39103 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 14 arcount = 27 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; upenn.edu. IN DS ;; ANSWER SECTION (2 records) upenn.edu. 86400 IN DS ( 17409 13 2 de945b7c85d05e161b91854f68b44ff83404f2b44359e28687bdead6c64bd6be ) upenn.edu. 86400 IN RRSIG ( DS 13 2 86400 20260626032427 20260619021427 37239 edu. kih2RBGdKf8bNhcU+WVh0KQ3h3bl5h4u2nTHjRsXVNWbl5rex8ftTAB1a7U3yiu8d6CrYjuSsKEf JJcbYstt7g== ) ;; AUTHORITY SECTION (14 records) edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS m.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 172800 IN RRSIG ( NS 13 1 172800 20260624032720 20260617021720 37239 edu. mtn/XKwMDJ+LQewSAAs54ClnxBnaxmab+aEZal/5M9rEHjljKbdWGJAuPZyAX4a5e43Zl4V8RmmW ya2uYwcr1Q== ) ;; ADDITIONAL SECTION (27 records) l.edu-servers.net. 172800 IN A 192.41.162.30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::30 c.edu-servers.net. 172800 IN A 192.26.92.30 c.edu-servers.net. 172800 IN AAAA 2001:503:83eb::30 a.edu-servers.net. 172800 IN A 192.5.6.30 a.edu-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 i.edu-servers.net. 172800 IN A 192.43.172.30 i.edu-servers.net. 172800 IN AAAA 2001:503:39c1::30 b.edu-servers.net. 172800 IN A 192.33.14.30 b.edu-servers.net. 172800 IN AAAA 2001:503:231d::2:30 f.edu-servers.net. 172800 IN A 192.35.51.30 f.edu-servers.net. 172800 IN AAAA 2001:503:d414::30 e.edu-servers.net. 172800 IN A 192.12.94.30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::30 k.edu-servers.net. 172800 IN A 192.52.178.30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 g.edu-servers.net. 172800 IN A 192.42.93.30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::30 m.edu-servers.net. 172800 IN A 192.55.83.30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 h.edu-servers.net. 172800 IN A 192.54.112.30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::30 d.edu-servers.net. 172800 IN A 192.31.80.30 d.edu-servers.net. 172800 IN AAAA 2001:500:856e::30 j.edu-servers.net. 172800 IN A 192.48.79.30 j.edu-servers.net. 172800 IN AAAA 2001:502:7094::30 ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for upenn.edu in the edu zone
	DS=17409/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`upenn.edu. 86400 IN RRSIG ( DS 13 2 86400 20260626032427 20260619021427 37239 edu. kih2RBGdKf8bNhcU+WVh0KQ3h3bl5h4u2nTHjRsXVNWbl5rex8ftTAB1a7U3yiu8d6CrYjuSsKEf JJcbYstt7g== )`
	RRSIG=37239 and DNSKEY=37239 verifies the DS RRset
	DS=17409/SHA-256 is now in the chain-of-trust
	`upenn.edu. 86400 IN DS ( 17409 13 2 de945b7c85d05e161b91854f68b44ff83404f2b44359e28687bdead6c64bd6be )`
	Query to adns3.nnn.upenn.edu for upenn.edu/DNSKEY
	Received 383 bytes from 128.91.251.53
	;; Response received from [128.91.251.53] 383 octets ;; HEADER SECTION ;; id = 43792 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 4 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; upenn.edu. IN DNSKEY ;; ANSWER SECTION (4 records) upenn.edu. 3600 IN DNSKEY ( 257 3 13 l9WybMQup0tcaipIc1S3k1KQeuww3qsEicDe7P7jdDmUthiqr+/DtvubFoCAqe7Ad9dsPTqqEXvQ 386wOPmoHw== ) ; keytag 17409 upenn.edu. 3600 IN DNSKEY ( 256 3 13 QLpiDMMtTmlP/6XFxvc5Gk2x/2qEwqdgEpbZaLbWlRLbSKSMxLWIfMnR8idT4WoWi0B7zVRm8Wxm xVZi9VwrFQ== ) ; keytag 53469 upenn.edu. 3600 IN DNSKEY ( 256 3 13 1YC3eMMDYcRuiCGBQD2Pr74+H4ZWG9NGImM4M63YQ2K6zoceFo83nKYRByucdKU3C48XzG8/FV5j GFEVz2aFfA== ) ; keytag 39112 upenn.edu. 3600 IN RRSIG ( DNSKEY 13 2 3600 20260708081957 20260608074147 17409 upenn.edu. E6dbEP3CYgfCbDB+psTSpGKiQXiLslTPQ038p6hISqk75ooFRx8uL4Ii5M7kXnF4/JR3hfEGnvHn K7XvItTk6g== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DNSKEY records for upenn.edu
	`upenn.edu. 3600 IN DNSKEY ( 257 3 13 l9WybMQup0tcaipIc1S3k1KQeuww3qsEicDe7P7jdDmUthiqr+/DtvubFoCAqe7Ad9dsPTqqEXvQ 386wOPmoHw== ) ; keytag 17409`
	`upenn.edu. 3600 IN DNSKEY ( 256 3 13 QLpiDMMtTmlP/6XFxvc5Gk2x/2qEwqdgEpbZaLbWlRLbSKSMxLWIfMnR8idT4WoWi0B7zVRm8Wxm xVZi9VwrFQ== ) ; keytag 53469`
	`upenn.edu. 3600 IN DNSKEY ( 256 3 13 1YC3eMMDYcRuiCGBQD2Pr74+H4ZWG9NGImM4M63YQ2K6zoceFo83nKYRByucdKU3C48XzG8/FV5j GFEVz2aFfA== ) ; keytag 39112`
	DNSKEY=17409/SEP is now in the chain-of-trust
	DS=17409/SHA-256 verifies DNSKEY=17409/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`upenn.edu. 3600 IN RRSIG ( DNSKEY 13 2 3600 20260708081957 20260608074147 17409 upenn.edu. E6dbEP3CYgfCbDB+psTSpGKiQXiLslTPQ038p6hISqk75ooFRx8uL4Ii5M7kXnF4/JR3hfEGnvHn K7XvItTk6g== )`
	RRSIG=17409 and DNSKEY=17409/SEP verifies the DNSKEY RRset
	DNSKEY=53469 is now in the chain-of-trust
	DNSKEY=39112 is now in the chain-of-trust
	Query to adns4.upenn.edu for upenn.edu/A
	Received 159 bytes from 208.94.148.32
	;; Response received from [208.94.148.32] 159 octets ;; HEADER SECTION ;; id = 45629 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1280, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; upenn.edu. IN A ;; ANSWER SECTION (2 records) upenn.edu. 86400 IN A 23.185.0.4 upenn.edu. 86400 IN RRSIG ( A 13 2 86400 20260701233204 20260601232017 53469 upenn.edu. Pu+LuARMRwyHPwVS+edgATPGUs+FGFxJl3Hfz699xEkcau9lfMr2bdUBoeDSKnn0tUX4Jkz1KPKB F+jmPC2OLQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	adns4.upenn.edu is authoritative for upenn.edu
	Found RRSIG signed by upenn.edu zone
	Query to dns1.udel.edu for upenn.edu/SOA
	Received 1164 bytes from 128.175.13.16
	;; Response received from [128.175.13.16] 1164 octets ;; HEADER SECTION ;; id = 59864 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 9 arcount = 17 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; upenn.edu. IN SOA ;; ANSWER SECTION (2 records) upenn.edu. 3600 IN SOA ( ipam2.nnn.upenn.edu. hostmaster.upenn.edu. 2002539735 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 600 ;minimum ) upenn.edu. 3600 IN RRSIG ( SOA 13 2 3600 20260720174132 20260620164132 53469 upenn.edu. mu8q7z9Fr3DeJAqLnVfBj6QzM54VDQ4wm72ArM5RqwPVYHwrL+XYBRom7QgQ1ajHorkEFYIF/JS0 s0eIEnsY6Q== ) ;; AUTHORITY SECTION (9 records) upenn.edu. 86400 IN NS adns5.upenn.edu. upenn.edu. 86400 IN NS adns6.upenn.edu. upenn.edu. 86400 IN NS dns1.udel.edu. upenn.edu. 86400 IN NS dns2.udel.edu. upenn.edu. 86400 IN NS adns1.nnn.upenn.edu. upenn.edu. 86400 IN NS adns2.nnn.upenn.edu. upenn.edu. 86400 IN NS adns3.nnn.upenn.edu. upenn.edu. 86400 IN NS adns4.upenn.edu. upenn.edu. 86400 IN RRSIG ( NS 13 2 86400 20260708215022 20260608212400 53469 upenn.edu. 9hwgyXaa4iI0pY0BntwG1HAfSHh6DsRfblQgjHy37qNmpZBDnxwTTT8Dpu8NFdxeCcbi3UMTRFBR hg39vyTOrg== ) ;; ADDITIONAL SECTION (17 records) adns1.nnn.upenn.edu. 86400 IN A 128.91.2.53 adns2.nnn.upenn.edu. 86400 IN A 128.91.254.53 adns3.nnn.upenn.edu. 86400 IN A 128.91.251.53 adns4.upenn.edu. 86400 IN A 208.94.148.32 adns5.upenn.edu. 86400 IN A 208.80.124.32 adns6.upenn.edu. 86400 IN A 208.80.126.32 adns1.nnn.upenn.edu. 86400 IN AAAA 2607:f470:1001::ad:1 adns2.nnn.upenn.edu. 86400 IN AAAA 2607:f470:1002::ad:2 adns3.nnn.upenn.edu. 86400 IN AAAA 2607:f470:1003::ad:3 adns4.upenn.edu. 86400 IN AAAA 2600:1800:5::1:0 adns5.upenn.edu. 86400 IN AAAA 2600:1801:6::1:0 adns6.upenn.edu. 86400 IN AAAA 2600:1802:7::1:0 adns1.nnn.upenn.edu. 86400 IN RRSIG ( A 13 4 86400 20260716192706 20260616185427 53469 upenn.edu. Je5U+HeRckoQBjtTyqvYXc8RH2gbprSp9LSA5TN1s41b1/CYfVH2ymu3kdw1lTiMSxEy63nfZWAJ 3HIqydpYfQ== ) adns1.nnn.upenn.edu. 86400 IN RRSIG ( AAAA 13 4 86400 20260716191012 20260616181747 53469 upenn.edu. DBlwt9hR7/HUWpZ3RX1cdBdb/WonG12+yr4HN7RAIvZmHVjJmbj7osNwFaOTd846WXvT2pADs7F2 9YVkgJQXqg== ) adns2.nnn.upenn.edu. 86400 IN RRSIG ( A 13 4 86400 20260628194125 20260529191915 53469 upenn.edu. 5PN3VjXzbpxQMFmYMFALmgxBJKTNv48XcawL0/Yvvo5p11BU26btJ8sjeBHprnvocaMMT8lvmehn vPhDZCpXjA== ) adns2.nnn.upenn.edu. 86400 IN RRSIG ( AAAA 13 4 86400 20260628194125 20260529191915 53469 upenn.edu. FQs65+GR4flce9gWvesI519mSaOyFJ/UA0chnsiaE8WyjD+LwMQV3fSGhQbGF+critWLcXa5dFXt bn48TxU1RA== ) ;; { "EDNS-VERSION": 0 }
	Query to adns6.upenn.edu for upenn.edu/SOA
	Received 209 bytes from 208.80.126.32
	;; Response received from [208.80.126.32] 209 octets ;; HEADER SECTION ;; id = 7275 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1280, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; upenn.edu. IN SOA ;; ANSWER SECTION (2 records) upenn.edu. 3600 IN SOA ( ipam2.nnn.upenn.edu. hostmaster.upenn.edu. 2002539735 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 600 ;minimum ) upenn.edu. 3600 IN RRSIG ( SOA 13 2 3600 20260720174132 20260620164132 53469 upenn.edu. mu8q7z9Fr3DeJAqLnVfBj6QzM54VDQ4wm72ArM5RqwPVYHwrL+XYBRom7QgQ1ajHorkEFYIF/JS0 s0eIEnsY6Q== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to dns2.udel.edu for upenn.edu/SOA
	Received 1164 bytes from 128.175.13.17
	;; Response received from [128.175.13.17] 1164 octets ;; HEADER SECTION ;; id = 36269 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 9 arcount = 17 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; upenn.edu. IN SOA ;; ANSWER SECTION (2 records) upenn.edu. 3600 IN SOA ( ipam2.nnn.upenn.edu. hostmaster.upenn.edu. 2002539735 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 600 ;minimum ) upenn.edu. 3600 IN RRSIG ( SOA 13 2 3600 20260720174132 20260620164132 53469 upenn.edu. mu8q7z9Fr3DeJAqLnVfBj6QzM54VDQ4wm72ArM5RqwPVYHwrL+XYBRom7QgQ1ajHorkEFYIF/JS0 s0eIEnsY6Q== ) ;; AUTHORITY SECTION (9 records) upenn.edu. 86400 IN NS dns1.udel.edu. upenn.edu. 86400 IN NS dns2.udel.edu. upenn.edu. 86400 IN NS adns1.nnn.upenn.edu. upenn.edu. 86400 IN NS adns2.nnn.upenn.edu. upenn.edu. 86400 IN NS adns3.nnn.upenn.edu. upenn.edu. 86400 IN NS adns4.upenn.edu. upenn.edu. 86400 IN NS adns5.upenn.edu. upenn.edu. 86400 IN NS adns6.upenn.edu. upenn.edu. 86400 IN RRSIG ( NS 13 2 86400 20260708215022 20260608212400 53469 upenn.edu. 9hwgyXaa4iI0pY0BntwG1HAfSHh6DsRfblQgjHy37qNmpZBDnxwTTT8Dpu8NFdxeCcbi3UMTRFBR hg39vyTOrg== ) ;; ADDITIONAL SECTION (17 records) adns1.nnn.upenn.edu. 86400 IN A 128.91.2.53 adns2.nnn.upenn.edu. 86400 IN A 128.91.254.53 adns3.nnn.upenn.edu. 86400 IN A 128.91.251.53 adns4.upenn.edu. 86400 IN A 208.94.148.32 adns5.upenn.edu. 86400 IN A 208.80.124.32 adns6.upenn.edu. 86400 IN A 208.80.126.32 adns1.nnn.upenn.edu. 86400 IN AAAA 2607:f470:1001::ad:1 adns2.nnn.upenn.edu. 86400 IN AAAA 2607:f470:1002::ad:2 adns3.nnn.upenn.edu. 86400 IN AAAA 2607:f470:1003::ad:3 adns4.upenn.edu. 86400 IN AAAA 2600:1800:5::1:0 adns5.upenn.edu. 86400 IN AAAA 2600:1801:6::1:0 adns6.upenn.edu. 86400 IN AAAA 2600:1802:7::1:0 adns1.nnn.upenn.edu. 86400 IN RRSIG ( A 13 4 86400 20260716192706 20260616185427 53469 upenn.edu. Je5U+HeRckoQBjtTyqvYXc8RH2gbprSp9LSA5TN1s41b1/CYfVH2ymu3kdw1lTiMSxEy63nfZWAJ 3HIqydpYfQ== ) adns1.nnn.upenn.edu. 86400 IN RRSIG ( AAAA 13 4 86400 20260716191012 20260616181747 53469 upenn.edu. DBlwt9hR7/HUWpZ3RX1cdBdb/WonG12+yr4HN7RAIvZmHVjJmbj7osNwFaOTd846WXvT2pADs7F2 9YVkgJQXqg== ) adns2.nnn.upenn.edu. 86400 IN RRSIG ( A 13 4 86400 20260628194125 20260529191915 53469 upenn.edu. 5PN3VjXzbpxQMFmYMFALmgxBJKTNv48XcawL0/Yvvo5p11BU26btJ8sjeBHprnvocaMMT8lvmehn vPhDZCpXjA== ) adns2.nnn.upenn.edu. 86400 IN RRSIG ( AAAA 13 4 86400 20260628194125 20260529191915 53469 upenn.edu. FQs65+GR4flce9gWvesI519mSaOyFJ/UA0chnsiaE8WyjD+LwMQV3fSGhQbGF+critWLcXa5dFXt bn48TxU1RA== ) ;; { "EDNS-VERSION": 0 }
	Query to adns1.nnn.upenn.edu for upenn.edu/SOA
	Received 200 bytes from 128.91.2.53
	;; Response received from [128.91.2.53] 200 octets ;; HEADER SECTION ;; id = 23607 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; upenn.edu. IN SOA ;; ANSWER SECTION (2 records) upenn.edu. 3600 IN SOA ( ipam2.nnn.upenn.edu. hostmaster.upenn.edu. 2002539735 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 600 ;minimum ) upenn.edu. 3600 IN RRSIG ( SOA 13 2 3600 20260720174132 20260620164132 53469 upenn.edu. mu8q7z9Fr3DeJAqLnVfBj6QzM54VDQ4wm72ArM5RqwPVYHwrL+XYBRom7QgQ1ajHorkEFYIF/JS0 s0eIEnsY6Q== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to adns2.nnn.upenn.edu for upenn.edu/SOA
	Received 200 bytes from 128.91.254.53
	;; Response received from [128.91.254.53] 200 octets ;; HEADER SECTION ;; id = 14002 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; upenn.edu. IN SOA ;; ANSWER SECTION (2 records) upenn.edu. 3600 IN SOA ( ipam2.nnn.upenn.edu. hostmaster.upenn.edu. 2002539735 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 600 ;minimum ) upenn.edu. 3600 IN RRSIG ( SOA 13 2 3600 20260720174132 20260620164132 53469 upenn.edu. mu8q7z9Fr3DeJAqLnVfBj6QzM54VDQ4wm72ArM5RqwPVYHwrL+XYBRom7QgQ1ajHorkEFYIF/JS0 s0eIEnsY6Q== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to adns3.nnn.upenn.edu for upenn.edu/SOA
	Received 200 bytes from 128.91.251.53
	;; Response received from [128.91.251.53] 200 octets ;; HEADER SECTION ;; id = 2708 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; upenn.edu. IN SOA ;; ANSWER SECTION (2 records) upenn.edu. 3600 IN SOA ( ipam2.nnn.upenn.edu. hostmaster.upenn.edu. 2002539735 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 600 ;minimum ) upenn.edu. 3600 IN RRSIG ( SOA 13 2 3600 20260720174132 20260620164132 53469 upenn.edu. mu8q7z9Fr3DeJAqLnVfBj6QzM54VDQ4wm72ArM5RqwPVYHwrL+XYBRom7QgQ1ajHorkEFYIF/JS0 s0eIEnsY6Q== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to adns5.upenn.edu for upenn.edu/SOA
	Received 209 bytes from 208.80.124.32
	;; Response received from [208.80.124.32] 209 octets ;; HEADER SECTION ;; id = 2421 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1280, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; upenn.edu. IN SOA ;; ANSWER SECTION (2 records) upenn.edu. 3600 IN SOA ( ipam2.nnn.upenn.edu. hostmaster.upenn.edu. 2002539735 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 600 ;minimum ) upenn.edu. 3600 IN RRSIG ( SOA 13 2 3600 20260720174132 20260620164132 53469 upenn.edu. mu8q7z9Fr3DeJAqLnVfBj6QzM54VDQ4wm72ArM5RqwPVYHwrL+XYBRom7QgQ1ajHorkEFYIF/JS0 s0eIEnsY6Q== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to adns4.upenn.edu for upenn.edu/A
	upenn.edu A RR has value 23.185.0.4
	Found 1 RRSIGs over A RRset
	`upenn.edu. 86400 IN RRSIG ( A 13 2 86400 20260701233204 20260601232017 53469 upenn.edu. Pu+LuARMRwyHPwVS+edgATPGUs+FGFxJl3Hfz699xEkcau9lfMr2bdUBoeDSKnn0tUX4Jkz1KPKB F+jmPC2OLQ== )`
	RRSIG=53469 and DNSKEY=53469 verifies the A RRset

upenn.edu

	Query to adns2.nnn.upenn.edu for upenn.edu/A
	Received 159 bytes from 128.91.254.53
	;; Response received from [128.91.254.53] 159 octets ;; HEADER SECTION ;; id = 51493 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; upenn.edu. IN A ;; ANSWER SECTION (2 records) upenn.edu. 86400 IN A 23.185.0.4 upenn.edu. 86400 IN RRSIG ( A 13 2 86400 20260701233204 20260601232017 53469 upenn.edu. Pu+LuARMRwyHPwVS+edgATPGUs+FGFxJl3Hfz699xEkcau9lfMr2bdUBoeDSKnn0tUX4Jkz1KPKB F+jmPC2OLQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	adns2.nnn.upenn.edu is authoritative for upenn.edu
	Found RRSIG signed by upenn.edu zone
	Query to adns2.nnn.upenn.edu for upenn.edu/A
	upenn.edu A RR has value 23.185.0.4
	Found 1 RRSIGs over A RRset
	`upenn.edu. 86400 IN RRSIG ( A 13 2 86400 20260701233204 20260601232017 53469 upenn.edu. Pu+LuARMRwyHPwVS+edgATPGUs+FGFxJl3Hfz699xEkcau9lfMr2bdUBoeDSKnn0tUX4Jkz1KPKB F+jmPC2OLQ== )`
	RRSIG=53469 and DNSKEY=53469 verifies the A RRset

upenn.edu

	Query to adns5.upenn.edu for upenn.edu/A
	Received 159 bytes from 208.80.124.32
	;; Response received from [208.80.124.32] 159 octets ;; HEADER SECTION ;; id = 37488 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1280, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; upenn.edu. IN A ;; ANSWER SECTION (2 records) upenn.edu. 86400 IN A 23.185.0.4 upenn.edu. 86400 IN RRSIG ( A 13 2 86400 20260701233204 20260601232017 53469 upenn.edu. Pu+LuARMRwyHPwVS+edgATPGUs+FGFxJl3Hfz699xEkcau9lfMr2bdUBoeDSKnn0tUX4Jkz1KPKB F+jmPC2OLQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	adns5.upenn.edu is authoritative for upenn.edu
	Found RRSIG signed by upenn.edu zone
	Query to adns5.upenn.edu for upenn.edu/A
	upenn.edu A RR has value 23.185.0.4
	Found 1 RRSIGs over A RRset
	`upenn.edu. 86400 IN RRSIG ( A 13 2 86400 20260701233204 20260601232017 53469 upenn.edu. Pu+LuARMRwyHPwVS+edgATPGUs+FGFxJl3Hfz699xEkcau9lfMr2bdUBoeDSKnn0tUX4Jkz1KPKB F+jmPC2OLQ== )`
	RRSIG=53469 and DNSKEY=53469 verifies the A RRset

upenn.edu

	Query to adns6.upenn.edu for upenn.edu/A
	Received 159 bytes from 208.80.126.32
	;; Response received from [208.80.126.32] 159 octets ;; HEADER SECTION ;; id = 34176 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1280, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; upenn.edu. IN A ;; ANSWER SECTION (2 records) upenn.edu. 86400 IN A 23.185.0.4 upenn.edu. 86400 IN RRSIG ( A 13 2 86400 20260701233204 20260601232017 53469 upenn.edu. Pu+LuARMRwyHPwVS+edgATPGUs+FGFxJl3Hfz699xEkcau9lfMr2bdUBoeDSKnn0tUX4Jkz1KPKB F+jmPC2OLQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	adns6.upenn.edu is authoritative for upenn.edu
	Found RRSIG signed by upenn.edu zone
	Query to adns6.upenn.edu for upenn.edu/A
	upenn.edu A RR has value 23.185.0.4
	Found 1 RRSIGs over A RRset
	`upenn.edu. 86400 IN RRSIG ( A 13 2 86400 20260701233204 20260601232017 53469 upenn.edu. Pu+LuARMRwyHPwVS+edgATPGUs+FGFxJl3Hfz699xEkcau9lfMr2bdUBoeDSKnn0tUX4Jkz1KPKB F+jmPC2OLQ== )`
	RRSIG=53469 and DNSKEY=53469 verifies the A RRset

upenn.edu

	Query to adns3.nnn.upenn.edu for upenn.edu/A
	Received 159 bytes from 128.91.251.53
	;; Response received from [128.91.251.53] 159 octets ;; HEADER SECTION ;; id = 97 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; upenn.edu. IN A ;; ANSWER SECTION (2 records) upenn.edu. 86400 IN A 23.185.0.4 upenn.edu. 86400 IN RRSIG ( A 13 2 86400 20260701233204 20260601232017 53469 upenn.edu. Pu+LuARMRwyHPwVS+edgATPGUs+FGFxJl3Hfz699xEkcau9lfMr2bdUBoeDSKnn0tUX4Jkz1KPKB F+jmPC2OLQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	adns3.nnn.upenn.edu is authoritative for upenn.edu
	Found RRSIG signed by upenn.edu zone
	Query to adns3.nnn.upenn.edu for upenn.edu/A
	upenn.edu A RR has value 23.185.0.4
	Found 1 RRSIGs over A RRset
	`upenn.edu. 86400 IN RRSIG ( A 13 2 86400 20260701233204 20260601232017 53469 upenn.edu. Pu+LuARMRwyHPwVS+edgATPGUs+FGFxJl3Hfz699xEkcau9lfMr2bdUBoeDSKnn0tUX4Jkz1KPKB F+jmPC2OLQ== )`
	RRSIG=53469 and DNSKEY=53469 verifies the A RRset

upenn.edu

	Query to adns1.nnn.upenn.edu for upenn.edu/A
	Received 159 bytes from 128.91.2.53
	;; Response received from [128.91.2.53] 159 octets ;; HEADER SECTION ;; id = 61490 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; upenn.edu. IN A ;; ANSWER SECTION (2 records) upenn.edu. 86400 IN A 23.185.0.4 upenn.edu. 86400 IN RRSIG ( A 13 2 86400 20260701233204 20260601232017 53469 upenn.edu. Pu+LuARMRwyHPwVS+edgATPGUs+FGFxJl3Hfz699xEkcau9lfMr2bdUBoeDSKnn0tUX4Jkz1KPKB F+jmPC2OLQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	adns1.nnn.upenn.edu is authoritative for upenn.edu
	Found RRSIG signed by upenn.edu zone
	Query to adns1.nnn.upenn.edu for upenn.edu/A
	upenn.edu A RR has value 23.185.0.4
	Found 1 RRSIGs over A RRset
	`upenn.edu. 86400 IN RRSIG ( A 13 2 86400 20260701233204 20260601232017 53469 upenn.edu. Pu+LuARMRwyHPwVS+edgATPGUs+FGFxJl3Hfz699xEkcau9lfMr2bdUBoeDSKnn0tUX4Jkz1KPKB F+jmPC2OLQ== )`
	RRSIG=53469 and DNSKEY=53469 verifies the A RRset

upenn.edu

	Query to dns1.udel.edu for upenn.edu/A
	Received 1127 bytes from 128.175.13.16
	;; Response received from [128.175.13.16] 1127 octets ;; HEADER SECTION ;; id = 33899 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 9 arcount = 17 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; upenn.edu. IN A ;; ANSWER SECTION (2 records) upenn.edu. 86400 IN A 23.185.0.4 upenn.edu. 86400 IN RRSIG ( A 13 2 86400 20260701233204 20260601232017 53469 upenn.edu. Pu+LuARMRwyHPwVS+edgATPGUs+FGFxJl3Hfz699xEkcau9lfMr2bdUBoeDSKnn0tUX4Jkz1KPKB F+jmPC2OLQ== ) ;; AUTHORITY SECTION (9 records) upenn.edu. 86400 IN NS dns2.udel.edu. upenn.edu. 86400 IN NS adns1.nnn.upenn.edu. upenn.edu. 86400 IN NS adns2.nnn.upenn.edu. upenn.edu. 86400 IN NS adns3.nnn.upenn.edu. upenn.edu. 86400 IN NS adns4.upenn.edu. upenn.edu. 86400 IN NS adns5.upenn.edu. upenn.edu. 86400 IN NS adns6.upenn.edu. upenn.edu. 86400 IN NS dns1.udel.edu. upenn.edu. 86400 IN RRSIG ( NS 13 2 86400 20260708215022 20260608212400 53469 upenn.edu. 9hwgyXaa4iI0pY0BntwG1HAfSHh6DsRfblQgjHy37qNmpZBDnxwTTT8Dpu8NFdxeCcbi3UMTRFBR hg39vyTOrg== ) ;; ADDITIONAL SECTION (17 records) adns1.nnn.upenn.edu. 86400 IN A 128.91.2.53 adns2.nnn.upenn.edu. 86400 IN A 128.91.254.53 adns3.nnn.upenn.edu. 86400 IN A 128.91.251.53 adns4.upenn.edu. 86400 IN A 208.94.148.32 adns5.upenn.edu. 86400 IN A 208.80.124.32 adns6.upenn.edu. 86400 IN A 208.80.126.32 adns1.nnn.upenn.edu. 86400 IN AAAA 2607:f470:1001::ad:1 adns2.nnn.upenn.edu. 86400 IN AAAA 2607:f470:1002::ad:2 adns3.nnn.upenn.edu. 86400 IN AAAA 2607:f470:1003::ad:3 adns4.upenn.edu. 86400 IN AAAA 2600:1800:5::1:0 adns5.upenn.edu. 86400 IN AAAA 2600:1801:6::1:0 adns6.upenn.edu. 86400 IN AAAA 2600:1802:7::1:0 adns1.nnn.upenn.edu. 86400 IN RRSIG ( A 13 4 86400 20260716192706 20260616185427 53469 upenn.edu. Je5U+HeRckoQBjtTyqvYXc8RH2gbprSp9LSA5TN1s41b1/CYfVH2ymu3kdw1lTiMSxEy63nfZWAJ 3HIqydpYfQ== ) adns1.nnn.upenn.edu. 86400 IN RRSIG ( AAAA 13 4 86400 20260716191012 20260616181747 53469 upenn.edu. DBlwt9hR7/HUWpZ3RX1cdBdb/WonG12+yr4HN7RAIvZmHVjJmbj7osNwFaOTd846WXvT2pADs7F2 9YVkgJQXqg== ) adns2.nnn.upenn.edu. 86400 IN RRSIG ( A 13 4 86400 20260628194125 20260529191915 53469 upenn.edu. 5PN3VjXzbpxQMFmYMFALmgxBJKTNv48XcawL0/Yvvo5p11BU26btJ8sjeBHprnvocaMMT8lvmehn vPhDZCpXjA== ) adns2.nnn.upenn.edu. 86400 IN RRSIG ( AAAA 13 4 86400 20260628194125 20260529191915 53469 upenn.edu. FQs65+GR4flce9gWvesI519mSaOyFJ/UA0chnsiaE8WyjD+LwMQV3fSGhQbGF+critWLcXa5dFXt bn48TxU1RA== ) ;; { "EDNS-VERSION": 0 }
	dns1.udel.edu is authoritative for upenn.edu
	Found RRSIG signed by upenn.edu zone
	Query to dns1.udel.edu for upenn.edu/A
	upenn.edu A RR has value 23.185.0.4
	Found 1 RRSIGs over A RRset
	`upenn.edu. 86400 IN RRSIG ( A 13 2 86400 20260701233204 20260601232017 53469 upenn.edu. Pu+LuARMRwyHPwVS+edgATPGUs+FGFxJl3Hfz699xEkcau9lfMr2bdUBoeDSKnn0tUX4Jkz1KPKB F+jmPC2OLQ== )`
	RRSIG=53469 and DNSKEY=53469 verifies the A RRset

upenn.edu

	Query to dns2.udel.edu for upenn.edu/A
	Received 1127 bytes from 128.175.13.17
	;; Response received from [128.175.13.17] 1127 octets ;; HEADER SECTION ;; id = 45528 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 9 arcount = 17 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; upenn.edu. IN A ;; ANSWER SECTION (2 records) upenn.edu. 86400 IN A 23.185.0.4 upenn.edu. 86400 IN RRSIG ( A 13 2 86400 20260701233204 20260601232017 53469 upenn.edu. Pu+LuARMRwyHPwVS+edgATPGUs+FGFxJl3Hfz699xEkcau9lfMr2bdUBoeDSKnn0tUX4Jkz1KPKB F+jmPC2OLQ== ) ;; AUTHORITY SECTION (9 records) upenn.edu. 86400 IN NS adns3.nnn.upenn.edu. upenn.edu. 86400 IN NS adns4.upenn.edu. upenn.edu. 86400 IN NS adns5.upenn.edu. upenn.edu. 86400 IN NS adns6.upenn.edu. upenn.edu. 86400 IN NS dns1.udel.edu. upenn.edu. 86400 IN NS dns2.udel.edu. upenn.edu. 86400 IN NS adns1.nnn.upenn.edu. upenn.edu. 86400 IN NS adns2.nnn.upenn.edu. upenn.edu. 86400 IN RRSIG ( NS 13 2 86400 20260708215022 20260608212400 53469 upenn.edu. 9hwgyXaa4iI0pY0BntwG1HAfSHh6DsRfblQgjHy37qNmpZBDnxwTTT8Dpu8NFdxeCcbi3UMTRFBR hg39vyTOrg== ) ;; ADDITIONAL SECTION (17 records) adns1.nnn.upenn.edu. 86400 IN A 128.91.2.53 adns2.nnn.upenn.edu. 86400 IN A 128.91.254.53 adns3.nnn.upenn.edu. 86400 IN A 128.91.251.53 adns4.upenn.edu. 86400 IN A 208.94.148.32 adns5.upenn.edu. 86400 IN A 208.80.124.32 adns6.upenn.edu. 86400 IN A 208.80.126.32 adns1.nnn.upenn.edu. 86400 IN AAAA 2607:f470:1001::ad:1 adns2.nnn.upenn.edu. 86400 IN AAAA 2607:f470:1002::ad:2 adns3.nnn.upenn.edu. 86400 IN AAAA 2607:f470:1003::ad:3 adns4.upenn.edu. 86400 IN AAAA 2600:1800:5::1:0 adns5.upenn.edu. 86400 IN AAAA 2600:1801:6::1:0 adns6.upenn.edu. 86400 IN AAAA 2600:1802:7::1:0 adns1.nnn.upenn.edu. 86400 IN RRSIG ( A 13 4 86400 20260716192706 20260616185427 53469 upenn.edu. Je5U+HeRckoQBjtTyqvYXc8RH2gbprSp9LSA5TN1s41b1/CYfVH2ymu3kdw1lTiMSxEy63nfZWAJ 3HIqydpYfQ== ) adns1.nnn.upenn.edu. 86400 IN RRSIG ( AAAA 13 4 86400 20260716191012 20260616181747 53469 upenn.edu. DBlwt9hR7/HUWpZ3RX1cdBdb/WonG12+yr4HN7RAIvZmHVjJmbj7osNwFaOTd846WXvT2pADs7F2 9YVkgJQXqg== ) adns2.nnn.upenn.edu. 86400 IN RRSIG ( A 13 4 86400 20260628194125 20260529191915 53469 upenn.edu. 5PN3VjXzbpxQMFmYMFALmgxBJKTNv48XcawL0/Yvvo5p11BU26btJ8sjeBHprnvocaMMT8lvmehn vPhDZCpXjA== ) adns2.nnn.upenn.edu. 86400 IN RRSIG ( AAAA 13 4 86400 20260628194125 20260529191915 53469 upenn.edu. FQs65+GR4flce9gWvesI519mSaOyFJ/UA0chnsiaE8WyjD+LwMQV3fSGhQbGF+critWLcXa5dFXt bn48TxU1RA== ) ;; { "EDNS-VERSION": 0 }
	dns2.udel.edu is authoritative for upenn.edu
	Found RRSIG signed by upenn.edu zone
	Query to dns2.udel.edu for upenn.edu/A
	upenn.edu A RR has value 23.185.0.4
	Found 1 RRSIGs over A RRset
	`upenn.edu. 86400 IN RRSIG ( A 13 2 86400 20260701233204 20260601232017 53469 upenn.edu. Pu+LuARMRwyHPwVS+edgATPGUs+FGFxJl3Hfz699xEkcau9lfMr2bdUBoeDSKnn0tUX4Jkz1KPKB F+jmPC2OLQ== )`
	RRSIG=53469 and DNSKEY=53469 verifies the A RRset

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DNSSEC Debugger

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