DNSSEC Debugger - buffalo.edu

Back to Verisign Labs Tools

Domain Name:

Detail: more(+) / less(-)

Time: 2026-06-16 03:13:57 UTC

Analyzing DNSSEC problems for buffalo.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 b.root-servers.net for ./DNSKEY
	Received 1139 bytes from 170.247.170.2
	;; Response received from [170.247.170.2] 1139 octets ;; HEADER SECTION ;; id = 57828 ;; 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": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (4 records) . 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 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326 . 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 20260701000000 20260610000000 20326 . j4xwc5ju8Rar7jcd8yX1jGrb5c85D/uGNLvUpiKCzuSVqv0zhUS56KtqD0JmBo1rC+aWxywONWS6 o76i4p5TOOWFWdrops0E/Vw3OFQW+jLxsscc+Y9WUbK1PxTB3UPdWfiHw3azpvgsaaUdXAWeev5t MWZXcj4NM7NoCZJk9ig5onr298AVFZoFNZP6edyzWhyhkMX0DOxBH1M8+c8te2dFpck09pK2GEvA P5Cf1zlsGmZOiZRxB2mDLOXnCbqwJnHQSyhpW9QZkJGJbogrNPwMWdV+X3xcQ5n+dL9aRLtAkKeS p8FDo1ZeGo9xAbha9AjeCyPF3VkSRQEw9owjJg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DNSKEY records for .
	`. 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 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326`
	`. 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 20260701000000 20260610000000 20326 . j4xwc5ju8Rar7jcd8yX1jGrb5c85D/uGNLvUpiKCzuSVqv0zhUS56KtqD0JmBo1rC+aWxywONWS6 o76i4p5TOOWFWdrops0E/Vw3OFQW+jLxsscc+Y9WUbK1PxTB3UPdWfiHw3azpvgsaaUdXAWeev5t MWZXcj4NM7NoCZJk9ig5onr298AVFZoFNZP6edyzWhyhkMX0DOxBH1M8+c8te2dFpck09pK2GEvA P5Cf1zlsGmZOiZRxB2mDLOXnCbqwJnHQSyhpW9QZkJGJbogrNPwMWdV+X3xcQ5n+dL9aRLtAkKeS p8FDo1ZeGo9xAbha9AjeCyPF3VkSRQEw9owjJg== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=54393 is now in the chain-of-trust
	Query to a.root-servers.net for buffalo.edu/A
	Received 1170 bytes from 198.41.0.4
	;; Response received from [198.41.0.4] 1170 octets ;; HEADER SECTION ;; id = 10853 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; buffalo.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (15 records) edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS m.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d ) edu. 86400 IN RRSIG ( DS 8 1 86400 20260628200000 20260615190000 54393 . upjD0ew59iyyz1KLbdUaaza0a9kkxW/+Fb4M6xsj9QYEsyNmZpluEpemJd64L7aBxm72U5ZHfs2i i346wOFHFVg6/eu72cU80oUObjsey+6Pd1kWosyNqbsDC84TDrqFAMFXRiql7qUMDtSJzsxKH7NI 9cN5HPXK6NctYU9PR9+yYthE2rV94c0Kpl8qOZ9mOed2wsFUjjojLsKbOfGdYCbRAAr1cjCk4uRX jvD6JedQ3JT8ZTic+izgAAfotupGoxn6kVMDe0z3Xd1MDcCAfokLJ2s5KWPvrHh/epok+OpjhAm7 j57Fl/ygnczmkUI5uOH5Bqoyqzwvfo3gz2Q48g== ) ;; ADDITIONAL SECTION (27 records) d.edu-servers.net. 172800 IN A 192.31.80.30 d.edu-servers.net. 172800 IN AAAA 2001:500:856e::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 h.edu-servers.net. 172800 IN A 192.54.112.30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::30 l.edu-servers.net. 172800 IN A 192.41.162.30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::30 j.edu-servers.net. 172800 IN A 192.48.79.30 j.edu-servers.net. 172800 IN AAAA 2001:502:7094::30 e.edu-servers.net. 172800 IN A 192.12.94.30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::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 g.edu-servers.net. 172800 IN A 192.42.93.30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::30 i.edu-servers.net. 172800 IN A 192.43.172.30 i.edu-servers.net. 172800 IN AAAA 2001:503:39c1::30 m.edu-servers.net. 172800 IN A 192.55.83.30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 k.edu-servers.net. 172800 IN A 192.52.178.30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 ;; { "EDNS-VERSION": 0 }
	Query to a.root-servers.net for edu/DNSKEY
	Received 1162 bytes from 198.41.0.4
	;; Response received from [198.41.0.4] 1162 octets ;; HEADER SECTION ;; id = 59599 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (15 records) edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS m.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d ) edu. 86400 IN RRSIG ( DS 8 1 86400 20260628200000 20260615190000 54393 . upjD0ew59iyyz1KLbdUaaza0a9kkxW/+Fb4M6xsj9QYEsyNmZpluEpemJd64L7aBxm72U5ZHfs2i i346wOFHFVg6/eu72cU80oUObjsey+6Pd1kWosyNqbsDC84TDrqFAMFXRiql7qUMDtSJzsxKH7NI 9cN5HPXK6NctYU9PR9+yYthE2rV94c0Kpl8qOZ9mOed2wsFUjjojLsKbOfGdYCbRAAr1cjCk4uRX jvD6JedQ3JT8ZTic+izgAAfotupGoxn6kVMDe0z3Xd1MDcCAfokLJ2s5KWPvrHh/epok+OpjhAm7 j57Fl/ygnczmkUI5uOH5Bqoyqzwvfo3gz2Q48g== ) ;; ADDITIONAL SECTION (27 records) d.edu-servers.net. 172800 IN A 192.31.80.30 d.edu-servers.net. 172800 IN AAAA 2001:500:856e::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 h.edu-servers.net. 172800 IN A 192.54.112.30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::30 l.edu-servers.net. 172800 IN A 192.41.162.30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::30 j.edu-servers.net. 172800 IN A 192.48.79.30 j.edu-servers.net. 172800 IN AAAA 2001:502:7094::30 e.edu-servers.net. 172800 IN A 192.12.94.30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::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 g.edu-servers.net. 172800 IN A 192.42.93.30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::30 i.edu-servers.net. 172800 IN A 192.43.172.30 i.edu-servers.net. 172800 IN AAAA 2001:503:39c1::30 m.edu-servers.net. 172800 IN A 192.55.83.30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 k.edu-servers.net. 172800 IN A 192.52.178.30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 ;; { "EDNS-VERSION": 0 }
	Found child zone edu

edu

	Checking DS between . and edu
	Query to k.root-servers.net for edu/DS
	Received 367 bytes from 193.0.14.129
	;; Response received from [193.0.14.129] 367 octets ;; HEADER SECTION ;; id = 59895 ;; 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 20260628200000 20260615190000 54393 . upjD0ew59iyyz1KLbdUaaza0a9kkxW/+Fb4M6xsj9QYEsyNmZpluEpemJd64L7aBxm72U5ZHfs2i i346wOFHFVg6/eu72cU80oUObjsey+6Pd1kWosyNqbsDC84TDrqFAMFXRiql7qUMDtSJzsxKH7NI 9cN5HPXK6NctYU9PR9+yYthE2rV94c0Kpl8qOZ9mOed2wsFUjjojLsKbOfGdYCbRAAr1cjCk4uRX jvD6JedQ3JT8ZTic+izgAAfotupGoxn6kVMDe0z3Xd1MDcCAfokLJ2s5KWPvrHh/epok+OpjhAm7 j57Fl/ygnczmkUI5uOH5Bqoyqzwvfo3gz2Q48g== ) ;; 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 20260628200000 20260615190000 54393 . upjD0ew59iyyz1KLbdUaaza0a9kkxW/+Fb4M6xsj9QYEsyNmZpluEpemJd64L7aBxm72U5ZHfs2i i346wOFHFVg6/eu72cU80oUObjsey+6Pd1kWosyNqbsDC84TDrqFAMFXRiql7qUMDtSJzsxKH7NI 9cN5HPXK6NctYU9PR9+yYthE2rV94c0Kpl8qOZ9mOed2wsFUjjojLsKbOfGdYCbRAAr1cjCk4uRX jvD6JedQ3JT8ZTic+izgAAfotupGoxn6kVMDe0z3Xd1MDcCAfokLJ2s5KWPvrHh/epok+OpjhAm7 j57Fl/ygnczmkUI5uOH5Bqoyqzwvfo3gz2Q48g== )`
	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 = 59426 ;; 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 b.edu-servers.net for buffalo.edu/A
	Received 625 bytes from 192.33.14.30
	;; Response received from [192.33.14.30] 625 octets ;; HEADER SECTION ;; id = 16923 ;; 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 = 8 arcount = 8 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; buffalo.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) buffalo.edu. 172800 IN NS dns01.buffalo.edu. buffalo.edu. 172800 IN NS dns02.buffalo.edu. buffalo.edu. 172800 IN NS dns03.buffalo.edu. buffalo.edu. 172800 IN NS dns04.buffalo.edu. 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN NSEC3 ( 1 1 0 - 9irjmuel398sejh8crdik2h2k85k5243 NS SOA RRSIG DNSKEY NSEC3PARAM ) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN RRSIG ( NSEC3 13 2 900 20260621045827 20260614034827 37239 edu. KRJ9cXO1ft26A4/xBHSJGTwNIqC7Uvbow1wY455YqZWY6s9bcEMH9+JRg0SZ+iMtkZn+HXEalPw5 KoOVLb6N0Q== ) LIANT64MBB023QH592K7VOFHMGQIGILQ.edu. 900 IN NSEC3 ( 1 1 0 - lvss3oittl5a5u1q85cgcj2kegngg89v NS DS RRSIG ) LIANT64MBB023QH592K7VOFHMGQIGILQ.edu. 900 IN RRSIG ( NSEC3 13 2 900 20260620032442 20260613021442 37239 edu. IjE+S0NclytjIek3K4zoIrojCumenSHzDPAfxG85z4ZxIZ8rkYlMqFmBYhIeZJ6V3wstHsgvtoEq /8dbgEb/Hw== ) ;; ADDITIONAL SECTION (8 records) dns01.buffalo.edu. 172800 IN A 128.205.1.69 dns01.buffalo.edu. 172800 IN AAAA 2620:cc:8000:1863::80cd:145 dns02.buffalo.edu. 172800 IN A 128.205.1.70 dns02.buffalo.edu. 172800 IN AAAA 2620:cc:8000:1863::80cd:146 dns03.buffalo.edu. 172800 IN A 128.205.1.71 dns03.buffalo.edu. 172800 IN AAAA 2620:cc:8000:1863::80cd:147 dns04.buffalo.edu. 172800 IN A 199.110.242.4 ;; { "EDNS-VERSION": 0 }
	Query to b.edu-servers.net for buffalo.edu/DNSKEY
	Received 625 bytes from 192.33.14.30
	;; Response received from [192.33.14.30] 625 octets ;; HEADER SECTION ;; id = 29405 ;; 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 = 8 arcount = 8 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; buffalo.edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) buffalo.edu. 172800 IN NS dns01.buffalo.edu. buffalo.edu. 172800 IN NS dns02.buffalo.edu. buffalo.edu. 172800 IN NS dns03.buffalo.edu. buffalo.edu. 172800 IN NS dns04.buffalo.edu. 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN NSEC3 ( 1 1 0 - 9irjmuel398sejh8crdik2h2k85k5243 NS SOA RRSIG DNSKEY NSEC3PARAM ) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN RRSIG ( NSEC3 13 2 900 20260621045827 20260614034827 37239 edu. KRJ9cXO1ft26A4/xBHSJGTwNIqC7Uvbow1wY455YqZWY6s9bcEMH9+JRg0SZ+iMtkZn+HXEalPw5 KoOVLb6N0Q== ) LIANT64MBB023QH592K7VOFHMGQIGILQ.edu. 900 IN NSEC3 ( 1 1 0 - lvss3oittl5a5u1q85cgcj2kegngg89v NS DS RRSIG ) LIANT64MBB023QH592K7VOFHMGQIGILQ.edu. 900 IN RRSIG ( NSEC3 13 2 900 20260620032442 20260613021442 37239 edu. IjE+S0NclytjIek3K4zoIrojCumenSHzDPAfxG85z4ZxIZ8rkYlMqFmBYhIeZJ6V3wstHsgvtoEq /8dbgEb/Hw== ) ;; ADDITIONAL SECTION (8 records) dns01.buffalo.edu. 172800 IN A 128.205.1.69 dns01.buffalo.edu. 172800 IN AAAA 2620:cc:8000:1863::80cd:145 dns02.buffalo.edu. 172800 IN A 128.205.1.70 dns02.buffalo.edu. 172800 IN AAAA 2620:cc:8000:1863::80cd:146 dns03.buffalo.edu. 172800 IN A 128.205.1.71 dns03.buffalo.edu. 172800 IN AAAA 2620:cc:8000:1863::80cd:147 dns04.buffalo.edu. 172800 IN A 199.110.242.4 ;; { "EDNS-VERSION": 0 }
	Found child zone buffalo.edu

buffalo.edu

	Checking DS between edu and buffalo.edu
	Query to i.edu-servers.net for buffalo.edu/DS
	Received 571 bytes from 192.43.172.30
	;; Response received from [192.43.172.30] 571 octets ;; HEADER SECTION ;; id = 10404 ;; 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 = 0 ;; nscount = 6 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; buffalo.edu. IN DS ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN NSEC3 ( 1 1 0 - 9irjmuel398sejh8crdik2h2k85k5243 NS SOA RRSIG DNSKEY NSEC3PARAM ) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN RRSIG ( NSEC3 13 2 900 20260621045827 20260614034827 37239 edu. KRJ9cXO1ft26A4/xBHSJGTwNIqC7Uvbow1wY455YqZWY6s9bcEMH9+JRg0SZ+iMtkZn+HXEalPw5 KoOVLb6N0Q== ) edu. 900 IN SOA ( a.edu-servers.net. nstld.verisign-grs.com. 1781579610 ;serial 1800 ;refresh 900 ;retry 604800 ;expire 900 ;minimum ) edu. 900 IN RRSIG ( SOA 13 1 900 20260623031330 20260616020330 37239 edu. 91yfOqV/r3Us6AddqecRMg9M8gJvewQdLcXuGX5OsoOBplbflEiJ2A27tkNUQzSNfJkeLnw4sY5s 2CslO2c9zA== ) LIANT64MBB023QH592K7VOFHMGQIGILQ.edu. 900 IN NSEC3 ( 1 1 0 - lvss3oittl5a5u1q85cgcj2kegngg89v NS DS RRSIG ) LIANT64MBB023QH592K7VOFHMGQIGILQ.edu. 900 IN RRSIG ( NSEC3 13 2 900 20260620032442 20260613021442 37239 edu. IjE+S0NclytjIek3K4zoIrojCumenSHzDPAfxG85z4ZxIZ8rkYlMqFmBYhIeZJ6V3wstHsgvtoEq /8dbgEb/Hw== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DS records found for buffalo.edu in the edu zone
	Query to dns01.buffalo.edu for buffalo.edu/DNSKEY
	Received 94 bytes from 128.205.1.69
	;; Response received from [128.205.1.69] 94 octets ;; HEADER SECTION ;; id = 35470 ;; 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 = 0 ;; nscount = 1 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; buffalo.edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (1 record) buffalo.edu. 900 IN SOA ( dnsmgt.buffalo.edu. hostmaster.buffalo.edu. 2019723239 ;serial 10800 ;refresh 3600 ;retry 2592000 ;expire 900 ;minimum ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DNSKEY records found
	Query to dns01.buffalo.edu for buffalo.edu/A
	Received 56 bytes from 128.205.1.69
	;; Response received from [128.205.1.69] 56 octets ;; HEADER SECTION ;; id = 57708 ;; 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 = 1 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; buffalo.edu. IN A ;; ANSWER SECTION (1 record) buffalo.edu. 60 IN A 128.205.201.56 ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	dns01.buffalo.edu is authoritative for buffalo.edu
	Query to dns04.buffalo.edu for buffalo.edu/SOA
	Received 94 bytes from 199.110.242.4
	;; Response received from [199.110.242.4] 94 octets ;; HEADER SECTION ;; id = 16339 ;; 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 = 1 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; buffalo.edu. IN SOA ;; ANSWER SECTION (1 record) buffalo.edu. 28800 IN SOA ( dnsmgt.buffalo.edu. hostmaster.buffalo.edu. 2019723239 ;serial 10800 ;refresh 3600 ;retry 2592000 ;expire 900 ;minimum ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to dns02.buffalo.edu for buffalo.edu/SOA
	Received 94 bytes from 128.205.1.70
	;; Response received from [128.205.1.70] 94 octets ;; HEADER SECTION ;; id = 33431 ;; 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 = 1 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; buffalo.edu. IN SOA ;; ANSWER SECTION (1 record) buffalo.edu. 28800 IN SOA ( dnsmgt.buffalo.edu. hostmaster.buffalo.edu. 2019723239 ;serial 10800 ;refresh 3600 ;retry 2592000 ;expire 900 ;minimum ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to dns03.buffalo.edu for buffalo.edu/SOA
	Received 94 bytes from 128.205.1.71
	;; Response received from [128.205.1.71] 94 octets ;; HEADER SECTION ;; id = 35619 ;; 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 = 1 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; buffalo.edu. IN SOA ;; ANSWER SECTION (1 record) buffalo.edu. 28800 IN SOA ( dnsmgt.buffalo.edu. hostmaster.buffalo.edu. 2019723239 ;serial 10800 ;refresh 3600 ;retry 2592000 ;expire 900 ;minimum ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to dns01.buffalo.edu for buffalo.edu/A
	buffalo.edu A RR has value 128.205.201.56
	No RRSIGs found

buffalo.edu

	Query to dns02.buffalo.edu for buffalo.edu/A
	Received 56 bytes from 128.205.1.70
	;; Response received from [128.205.1.70] 56 octets ;; HEADER SECTION ;; id = 63781 ;; 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 = 1 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; buffalo.edu. IN A ;; ANSWER SECTION (1 record) buffalo.edu. 60 IN A 128.205.201.56 ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	dns02.buffalo.edu is authoritative for buffalo.edu
	Query to dns02.buffalo.edu for buffalo.edu/A
	buffalo.edu A RR has value 128.205.201.56
	No RRSIGs found

buffalo.edu

	Query to dns03.buffalo.edu for buffalo.edu/A
	Received 56 bytes from 128.205.1.71
	;; Response received from [128.205.1.71] 56 octets ;; HEADER SECTION ;; id = 11018 ;; 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 = 1 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; buffalo.edu. IN A ;; ANSWER SECTION (1 record) buffalo.edu. 60 IN A 128.205.201.56 ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	dns03.buffalo.edu is authoritative for buffalo.edu
	Query to dns03.buffalo.edu for buffalo.edu/A
	buffalo.edu A RR has value 128.205.201.56
	No RRSIGs found

buffalo.edu

	Query to dns04.buffalo.edu for buffalo.edu/A
	Received 56 bytes from 199.110.242.4
	;; Response received from [199.110.242.4] 56 octets ;; HEADER SECTION ;; id = 54331 ;; 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 = 1 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; buffalo.edu. IN A ;; ANSWER SECTION (1 record) buffalo.edu. 60 IN A 128.205.201.56 ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	dns04.buffalo.edu is authoritative for buffalo.edu
	Query to dns04.buffalo.edu for buffalo.edu/A
	buffalo.edu A RR has value 128.205.201.56
	No RRSIGs found

Move your mouse over any or symbols for remediation hints.

Want a second opinion? Test buffalo.edu at dnsviz.net.

DNSSEC Debugger

↓ Advanced options ↑ Advanced options

Trust Anchor:
Name Servers: