DNSSEC Debugger

Domain Name:

Time: 2025-09-13 17:04:59 UTC

Analyzing DNSSEC problems for umd.edu

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

	Checking DS between Trust Anchor and .
	`. IN DS ( 20326 8 2 e06d44b80b8f1d39a95c0b0d7c65d08458e880409bbc683457104237c7f8ec8d )`
	Query to e.root-servers.net for ./DNSKEY
	Received 1414 bytes from 192.203.230.10
	;; Response received from [192.203.230.10] 1414 octets ;; HEADER SECTION ;; id = 48163 ;; 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": 65535, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (5 records) . 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 DNSKEY ( 256 3 8 AwEAAbEbGCpGTDrcZTWqWWE72nphyshpRcILdzCVlBGU9Ln1Fui9kkseUOP+g5GLUeVFKdTloeRT A9+EYiQdXgWXmXmuW/nGxZjAikluF/O9NzLVrr5iZnth2xu+F48nrJlAgWWiMNau54NI5sZ3iVQf hFsq2pZmf43RauRPniYMShOLO7EBWWXr5glDSgZGS9fSm6xHwwF+g8D4m8oanjvdCBNxXzSEKS31 ibxjLifTfvwCg3y4XXcNW9U6Nu3JmoKUdxqpPPIkBvVQbIz4UO2FwaR13uXC03ALP1Yx2QNSS4SZ lcIMtAftQR9wtCiuPWQnFv4jkzWqlhp1Lmf7bcoL9yk= ) ; keytag 53148 . 172800 IN DNSKEY ( 256 3 8 AwEAAbauxLSFZ+KSWi2cT6TJbm3d+GIVqb2N1XnDjMsRme0b6JlGp/cvwmM5CaJ5LQ7tG1r7LuTH jYZadtbNk2nZmclq9r4KInS48ungoAZb0gJXVw8IvBTBb1YWQmiBqD285pJuORwTii7DF++nNJJk 3i55HJt9SmBI7m7t8nvx7OOY/w0inxg3fLH2uY0SKO8he4FGwMc4Ubiab8N8Yhyhh+FkKKdD/+oA cuGF75PjlSXO460B4MlNLlEcjDEzIsKauRYx4YVgSaNomGhMMFblmXRzgW+1R6ywvm5mC9+omlyy izZp2GJfPwGMezuKSGDndO6CYYEc5/lsRhvBYsGjdPM= ) ; keytag 46441 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20250930000000 20250909000000 20326 . aqj52+DKW6PhTa31l3xyxa0lbMd8T/UyK1sNUC42EY1+cSp0hSC0VlW82RsWYU5G5NmewrInT/Sx glWFlFz94yVqiKAK7ZNQr94nRbA7okrrlfnloiBi3cQ1IvEUgvNcmlZMLTeA6rINvdcBwS7ljMOH m0vQDce9IOxhQT7iAu23oiNORw5nWG/npNkYRFDD4yQvD3HsNeXFTuyDuc57ZEjs/pnIG5nkcqx7 tp/ba3XbOGllDr/V/0ubak7OeWum1eckIljqUsx5BnfBfIA7rJ2JJBIT7JMJ/O/cflTKoJFHQoKG TVYrNVBq9vsnZ01Q4ss688IvI8vO3zkP6LQLEA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 4 DNSKEY records for .
	`. 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 DNSKEY ( 256 3 8 AwEAAbEbGCpGTDrcZTWqWWE72nphyshpRcILdzCVlBGU9Ln1Fui9kkseUOP+g5GLUeVFKdTloeRT A9+EYiQdXgWXmXmuW/nGxZjAikluF/O9NzLVrr5iZnth2xu+F48nrJlAgWWiMNau54NI5sZ3iVQf hFsq2pZmf43RauRPniYMShOLO7EBWWXr5glDSgZGS9fSm6xHwwF+g8D4m8oanjvdCBNxXzSEKS31 ibxjLifTfvwCg3y4XXcNW9U6Nu3JmoKUdxqpPPIkBvVQbIz4UO2FwaR13uXC03ALP1Yx2QNSS4SZ lcIMtAftQR9wtCiuPWQnFv4jkzWqlhp1Lmf7bcoL9yk= ) ; keytag 53148`
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAbauxLSFZ+KSWi2cT6TJbm3d+GIVqb2N1XnDjMsRme0b6JlGp/cvwmM5CaJ5LQ7tG1r7LuTH jYZadtbNk2nZmclq9r4KInS48ungoAZb0gJXVw8IvBTBb1YWQmiBqD285pJuORwTii7DF++nNJJk 3i55HJt9SmBI7m7t8nvx7OOY/w0inxg3fLH2uY0SKO8he4FGwMc4Ubiab8N8Yhyhh+FkKKdD/+oA cuGF75PjlSXO460B4MlNLlEcjDEzIsKauRYx4YVgSaNomGhMMFblmXRzgW+1R6ywvm5mC9+omlyy izZp2GJfPwGMezuKSGDndO6CYYEc5/lsRhvBYsGjdPM= ) ; keytag 46441`
	DNSKEY=20326/SEP is now in the chain-of-trust
	DS=20326/SHA-256 verifies DNSKEY=20326/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`. 172800 IN RRSIG ( DNSKEY 8 0 172800 20250930000000 20250909000000 20326 . aqj52+DKW6PhTa31l3xyxa0lbMd8T/UyK1sNUC42EY1+cSp0hSC0VlW82RsWYU5G5NmewrInT/Sx glWFlFz94yVqiKAK7ZNQr94nRbA7okrrlfnloiBi3cQ1IvEUgvNcmlZMLTeA6rINvdcBwS7ljMOH m0vQDce9IOxhQT7iAu23oiNORw5nWG/npNkYRFDD4yQvD3HsNeXFTuyDuc57ZEjs/pnIG5nkcqx7 tp/ba3XbOGllDr/V/0ubak7OeWum1eckIljqUsx5BnfBfIA7rJ2JJBIT7JMJ/O/cflTKoJFHQoKG TVYrNVBq9vsnZ01Q4ss688IvI8vO3zkP6LQLEA== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=38696/SEP is now in the chain-of-trust
	DNSKEY=53148 is now in the chain-of-trust
	DNSKEY=46441 is now in the chain-of-trust
	Query to c.root-servers.net for umd.edu/A
	Received 1166 bytes from 192.33.4.12
	;; Response received from [192.33.4.12] 1166 octets ;; HEADER SECTION ;; id = 35783 ;; 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) ;; umd.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (15 records) edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS m.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS j.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 20250926050000 20250913040000 46441 . SesLaJHaOcoflKq2ByTx1Svl0enPvgMr+EhhDWNxNeiG7BeIFdJb79dPBLHqSdivjXpLc65peNtW zZJSa4FlNaFmBji9BMkpa/KviQuS+EAQpNgaB7e3A6TGMSs/O9g7QD3uvbmnzlh01qpZFi37J7eS lrxw+NBt3rgiONY3fzmFyxZdlu8fZgymGCqhXPI40BzqyQl0A52aqUaXPZx6q3lUFho2/rLxlemN Ol9+1+tFkbGPWKBRLNxLAAzHLJFhXBxZJ4hvVYAl6zWO5rqY3mzvzeGModT/x1hmTWD4oJSvJ6ma WgciHXCM2FVk3KSgit8My74kJdMec0BmRxNssQ== ) ;; 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 c.root-servers.net for edu/DNSKEY
	Received 1162 bytes from 192.33.4.12
	;; Response received from [192.33.4.12] 1162 octets ;; HEADER SECTION ;; id = 32256 ;; 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 b.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS m.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d ) edu. 86400 IN RRSIG ( DS 8 1 86400 20250926050000 20250913040000 46441 . SesLaJHaOcoflKq2ByTx1Svl0enPvgMr+EhhDWNxNeiG7BeIFdJb79dPBLHqSdivjXpLc65peNtW zZJSa4FlNaFmBji9BMkpa/KviQuS+EAQpNgaB7e3A6TGMSs/O9g7QD3uvbmnzlh01qpZFi37J7eS lrxw+NBt3rgiONY3fzmFyxZdlu8fZgymGCqhXPI40BzqyQl0A52aqUaXPZx6q3lUFho2/rLxlemN Ol9+1+tFkbGPWKBRLNxLAAzHLJFhXBxZJ4hvVYAl6zWO5rqY3mzvzeGModT/x1hmTWD4oJSvJ6ma WgciHXCM2FVk3KSgit8My74kJdMec0BmRxNssQ== ) ;; 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 }
	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 = 3373 ;; 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 20250926050000 20250913040000 46441 . SesLaJHaOcoflKq2ByTx1Svl0enPvgMr+EhhDWNxNeiG7BeIFdJb79dPBLHqSdivjXpLc65peNtW zZJSa4FlNaFmBji9BMkpa/KviQuS+EAQpNgaB7e3A6TGMSs/O9g7QD3uvbmnzlh01qpZFi37J7eS lrxw+NBt3rgiONY3fzmFyxZdlu8fZgymGCqhXPI40BzqyQl0A52aqUaXPZx6q3lUFho2/rLxlemN Ol9+1+tFkbGPWKBRLNxLAAzHLJFhXBxZJ4hvVYAl6zWO5rqY3mzvzeGModT/x1hmTWD4oJSvJ6ma WgciHXCM2FVk3KSgit8My74kJdMec0BmRxNssQ== ) ;; 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 20250926050000 20250913040000 46441 . SesLaJHaOcoflKq2ByTx1Svl0enPvgMr+EhhDWNxNeiG7BeIFdJb79dPBLHqSdivjXpLc65peNtW zZJSa4FlNaFmBji9BMkpa/KviQuS+EAQpNgaB7e3A6TGMSs/O9g7QD3uvbmnzlh01qpZFi37J7eS lrxw+NBt3rgiONY3fzmFyxZdlu8fZgymGCqhXPI40BzqyQl0A52aqUaXPZx6q3lUFho2/rLxlemN Ol9+1+tFkbGPWKBRLNxLAAzHLJFhXBxZJ4hvVYAl6zWO5rqY3mzvzeGModT/x1hmTWD4oJSvJ6ma WgciHXCM2FVk3KSgit8My74kJdMec0BmRxNssQ== )`
	RRSIG=46441 and DNSKEY=46441 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 i.edu-servers.net for edu/DNSKEY
	Received 291 bytes from 192.43.172.30
	;; Response received from [192.43.172.30] 291 octets ;; HEADER SECTION ;; id = 23007 ;; 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 nXtimrDq6JI6jij2/mBpeUCFpuZZAaK88zny6YWQzr5I96nfBijS1IT2z7bKXmo8lV3V14RekvQB adBVHJKbJw== ) ; keytag 59321 edu. 86400 IN DNSKEY ( 257 3 13 vqk4cwmCpZkXat25PaOVt3RPYDOmCr8B4D1IynrqSqzs+BeCYI6pnBNRUD9BgfqbxZHyfyDz6vbv 8KQaT7maRw== ) ; keytag 35663 edu. 86400 IN RRSIG ( DNSKEY 13 1 86400 20250922151114 20250907150614 35663 edu. NOLCVm3Mi9HBvs0ILPYtCoOa8wemUuCCGJWQm/GE7OULdooZWCqkCBXNoVbF/ApZefpnnVkm5+BQ wbgF2DsMwg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for edu
	`edu. 86400 IN DNSKEY ( 256 3 13 nXtimrDq6JI6jij2/mBpeUCFpuZZAaK88zny6YWQzr5I96nfBijS1IT2z7bKXmo8lV3V14RekvQB adBVHJKbJw== ) ; keytag 59321`
	`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 20250922151114 20250907150614 35663 edu. NOLCVm3Mi9HBvs0ILPYtCoOa8wemUuCCGJWQm/GE7OULdooZWCqkCBXNoVbF/ApZefpnnVkm5+BQ wbgF2DsMwg== )`
	RRSIG=35663 and DNSKEY=35663/SEP verifies the DNSKEY RRset
	DNSKEY=59321 is now in the chain-of-trust
	Query to i.edu-servers.net for umd.edu/A
	Received 498 bytes from 192.43.172.30
	;; Response received from [192.43.172.30] 498 octets ;; HEADER SECTION ;; id = 3091 ;; 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 = 7 arcount = 4 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umd.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) umd.edu. 172800 IN NS ns1.umd.edu. umd.edu. 172800 IN NS ns2.umd.edu. umd.edu. 172800 IN NS ns.ums.edu. 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN NSEC3 ( 1 1 0 - 9irjmuel398sejh8crdik2h2k85k5243 NS SOA RRSIG DNSKEY NSEC3PARAM ) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN RRSIG ( NSEC3 13 2 900 20250918025552 20250911014552 59321 edu. eqQrQnI5uD+pRmPBTfYL9flfkxF2FOrp4hfHR7d0WDaoux5u+yAHmdMtDH8OE+wg/YyqLcmZmsJW mciWMciSrQ== ) 0O0PSO699UI8D0PICNMPL8KI6OI7NUUB.edu. 900 IN NSEC3 ( 1 1 0 - 11dc2btsp0nirq8kjman6lirlgjsbae0 NS DS RRSIG ) 0O0PSO699UI8D0PICNMPL8KI6OI7NUUB.edu. 900 IN RRSIG ( NSEC3 13 2 900 20250919025529 20250912014529 59321 edu. riXl2YIjtGCF46c50UCWwI2ANGDF15stcrH4cZBiw1jAQ0EekEaTcxvXknernhTXwnoHslmmfkLA 0AM12AT6KA== ) ;; ADDITIONAL SECTION (4 records) ns1.umd.edu. 172800 IN A 128.8.74.3 ns2.umd.edu. 172800 IN A 128.8.76.3 ns.ums.edu. 172800 IN A 131.118.254.1 ;; { "EDNS-VERSION": 0 }
	Query to d.edu-servers.net for umd.edu/DNSKEY
	Received 498 bytes from 192.31.80.30
	;; Response received from [192.31.80.30] 498 octets ;; HEADER SECTION ;; id = 63539 ;; 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 = 7 arcount = 4 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umd.edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) umd.edu. 172800 IN NS ns1.umd.edu. umd.edu. 172800 IN NS ns2.umd.edu. umd.edu. 172800 IN NS ns.ums.edu. 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN NSEC3 ( 1 1 0 - 9irjmuel398sejh8crdik2h2k85k5243 NS SOA RRSIG DNSKEY NSEC3PARAM ) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN RRSIG ( NSEC3 13 2 900 20250918025552 20250911014552 59321 edu. eqQrQnI5uD+pRmPBTfYL9flfkxF2FOrp4hfHR7d0WDaoux5u+yAHmdMtDH8OE+wg/YyqLcmZmsJW mciWMciSrQ== ) 0O0PSO699UI8D0PICNMPL8KI6OI7NUUB.edu. 900 IN NSEC3 ( 1 1 0 - 11dc2btsp0nirq8kjman6lirlgjsbae0 NS DS RRSIG ) 0O0PSO699UI8D0PICNMPL8KI6OI7NUUB.edu. 900 IN RRSIG ( NSEC3 13 2 900 20250919025529 20250912014529 59321 edu. riXl2YIjtGCF46c50UCWwI2ANGDF15stcrH4cZBiw1jAQ0EekEaTcxvXknernhTXwnoHslmmfkLA 0AM12AT6KA== ) ;; ADDITIONAL SECTION (4 records) ns1.umd.edu. 172800 IN A 128.8.74.3 ns2.umd.edu. 172800 IN A 128.8.76.3 ns.ums.edu. 172800 IN A 131.118.254.1 ;; { "EDNS-VERSION": 0 }
	Found child zone umd.edu

umd.edu

	Checking DS between edu and umd.edu
	Query to f.edu-servers.net for umd.edu/DS
	Received 567 bytes from 192.35.51.30
	;; Response received from [192.35.51.30] 567 octets ;; HEADER SECTION ;; id = 6870 ;; 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) ;; umd.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 20250918025552 20250911014552 59321 edu. eqQrQnI5uD+pRmPBTfYL9flfkxF2FOrp4hfHR7d0WDaoux5u+yAHmdMtDH8OE+wg/YyqLcmZmsJW mciWMciSrQ== ) edu. 900 IN SOA ( a.edu-servers.net. nstld.verisign-grs.com. 1757783075 ;serial 1800 ;refresh 900 ;retry 604800 ;expire 900 ;minimum ) edu. 900 IN RRSIG ( SOA 13 1 900 20250920170435 20250913155435 59321 edu. 7unnN6USJoT7Vc0nWFoKIP8+i/nzDyPL9Xmj3j6dGQ+0Upc3nSmmxBH8llmgpB/oV4AE9QT0Y/ZR GCaZs19nyg== ) 0O0PSO699UI8D0PICNMPL8KI6OI7NUUB.edu. 900 IN NSEC3 ( 1 1 0 - 11dc2btsp0nirq8kjman6lirlgjsbae0 NS DS RRSIG ) 0O0PSO699UI8D0PICNMPL8KI6OI7NUUB.edu. 900 IN RRSIG ( NSEC3 13 2 900 20250919025529 20250912014529 59321 edu. riXl2YIjtGCF46c50UCWwI2ANGDF15stcrH4cZBiw1jAQ0EekEaTcxvXknernhTXwnoHslmmfkLA 0AM12AT6KA== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DS records found for umd.edu in the edu zone
	Query to ns2.umd.edu for umd.edu/DNSKEY
	Received 99 bytes from 128.8.76.3
	;; Response received from [128.8.76.3] 99 octets ;; HEADER SECTION ;; id = 23393 ;; 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) ;; umd.edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (1 record) umd.edu. 300 IN SOA ( blox.net.umd.edu. hostmaster.umd.edu. 2855778237 ;serial 14400 ;refresh 3600 ;retry 2419200 ;expire 300 ;minimum ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DNSKEY records found
	Query to ns2.umd.edu for umd.edu/A
	Received 52 bytes from 128.8.76.3
	;; Response received from [128.8.76.3] 52 octets ;; HEADER SECTION ;; id = 2627 ;; 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) ;; umd.edu. IN A ;; ANSWER SECTION (1 record) umd.edu. 300 IN A 94.247.142.1 ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns2.umd.edu is authoritative for umd.edu
	Query to ns.ums.edu for umd.edu/SOA
	Received 197 bytes from 131.118.254.1
	;; Response received from [131.118.254.1] 197 octets ;; HEADER SECTION ;; id = 5970 ;; 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 = 3 arcount = 3 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; umd.edu. IN SOA ;; ANSWER SECTION (1 record) umd.edu. 14400 IN SOA ( blox.net.umd.edu. hostmaster.umd.edu. 2855778237 ;serial 14400 ;refresh 3600 ;retry 2419200 ;expire 300 ;minimum ) ;; AUTHORITY SECTION (3 records) umd.edu. 14400 IN NS ns.ums.edu. umd.edu. 14400 IN NS ns2.umd.edu. umd.edu. 14400 IN NS ns1.umd.edu. ;; ADDITIONAL SECTION (3 records) ns1.umd.edu. 14400 IN A 128.8.74.3 ns2.umd.edu. 14400 IN A 128.8.76.3 ;; { "EDNS-VERSION": 0 }
	Query to ns1.umd.edu for umd.edu/SOA
	Received 99 bytes from 128.8.74.3
	;; Response received from [128.8.74.3] 99 octets ;; HEADER SECTION ;; id = 31987 ;; 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) ;; umd.edu. IN SOA ;; ANSWER SECTION (1 record) umd.edu. 14400 IN SOA ( blox.net.umd.edu. hostmaster.umd.edu. 2855778239 ;serial 14400 ;refresh 3600 ;retry 2419200 ;expire 300 ;minimum ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns1.umd.edu serial (2855778239) differs from ns.ums.edu serial (2855778237)
	Query to ns2.umd.edu for umd.edu/A
	Received 52 bytes from 128.8.76.3
	;; Response received from [128.8.76.3] 52 octets ;; HEADER SECTION ;; id = 51562 ;; 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) ;; umd.edu. IN A ;; ANSWER SECTION (1 record) umd.edu. 300 IN A 94.247.142.1 ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	umd.edu A RR has value 94.247.142.1
	No RRSIGs found

umd.edu

	Query to ns.ums.edu for umd.edu/A
	Received 150 bytes from 131.118.254.1
	;; Response received from [131.118.254.1] 150 octets ;; HEADER SECTION ;; id = 21074 ;; 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 = 3 arcount = 3 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; umd.edu. IN A ;; ANSWER SECTION (1 record) umd.edu. 300 IN A 94.247.142.1 ;; AUTHORITY SECTION (3 records) umd.edu. 14400 IN NS ns1.umd.edu. umd.edu. 14400 IN NS ns.ums.edu. umd.edu. 14400 IN NS ns2.umd.edu. ;; ADDITIONAL SECTION (3 records) ns1.umd.edu. 14400 IN A 128.8.74.3 ns2.umd.edu. 14400 IN A 128.8.76.3 ;; { "EDNS-VERSION": 0 }
	ns.ums.edu is authoritative for umd.edu
	Query to ns.ums.edu for umd.edu/A
	Received 150 bytes from 131.118.254.1
	;; Response received from [131.118.254.1] 150 octets ;; HEADER SECTION ;; id = 52298 ;; 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 = 3 arcount = 3 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; umd.edu. IN A ;; ANSWER SECTION (1 record) umd.edu. 300 IN A 94.247.142.1 ;; AUTHORITY SECTION (3 records) umd.edu. 14400 IN NS ns.ums.edu. umd.edu. 14400 IN NS ns2.umd.edu. umd.edu. 14400 IN NS ns1.umd.edu. ;; ADDITIONAL SECTION (3 records) ns1.umd.edu. 14400 IN A 128.8.74.3 ns2.umd.edu. 14400 IN A 128.8.76.3 ;; { "EDNS-VERSION": 0 }
	umd.edu A RR has value 94.247.142.1
	No RRSIGs found

umd.edu

	Query to ns1.umd.edu for umd.edu/A
	Received 52 bytes from 128.8.74.3
	;; Response received from [128.8.74.3] 52 octets ;; HEADER SECTION ;; id = 43033 ;; 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) ;; umd.edu. IN A ;; ANSWER SECTION (1 record) umd.edu. 300 IN A 94.247.142.1 ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns1.umd.edu is authoritative for umd.edu
	Query to ns1.umd.edu for umd.edu/A
	Received 52 bytes from 128.8.74.3
	;; Response received from [128.8.74.3] 52 octets ;; HEADER SECTION ;; id = 57026 ;; 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) ;; umd.edu. IN A ;; ANSWER SECTION (1 record) umd.edu. 300 IN A 94.247.142.1 ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	umd.edu A RR has value 94.247.142.1
	No RRSIGs found

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