DNSSEC Debugger - umich.edu

Domain Name:

Time: 2025-07-12 05:55:26 UTC

Analyzing DNSSEC problems for umich.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 h.root-servers.net for ./DNSKEY
	Received 1414 bytes from 198.97.190.53
	;; Response received from [198.97.190.53] 1414 octets ;; HEADER SECTION ;; id = 8005 ;; 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": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (5 records) . 172800 IN DNSKEY ( 256 3 8 AwEAAbEbGCpGTDrcZTWqWWE72nphyshpRcILdzCVlBGU9Ln1Fui9kkseUOP+g5GLUeVFKdTloeRT A9+EYiQdXgWXmXmuW/nGxZjAikluF/O9NzLVrr5iZnth2xu+F48nrJlAgWWiMNau54NI5sZ3iVQf hFsq2pZmf43RauRPniYMShOLO7EBWWXr5glDSgZGS9fSm6xHwwF+g8D4m8oanjvdCBNxXzSEKS31 ibxjLifTfvwCg3y4XXcNW9U6Nu3JmoKUdxqpPPIkBvVQbIz4UO2FwaR13uXC03ALP1Yx2QNSS4SZ lcIMtAftQR9wtCiuPWQnFv4jkzWqlhp1Lmf7bcoL9yk= ) ; keytag 53148 . 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 AwEAAbauxLSFZ+KSWi2cT6TJbm3d+GIVqb2N1XnDjMsRme0b6JlGp/cvwmM5CaJ5LQ7tG1r7LuTH jYZadtbNk2nZmclq9r4KInS48ungoAZb0gJXVw8IvBTBb1YWQmiBqD285pJuORwTii7DF++nNJJk 3i55HJt9SmBI7m7t8nvx7OOY/w0inxg3fLH2uY0SKO8he4FGwMc4Ubiab8N8Yhyhh+FkKKdD/+oA cuGF75PjlSXO460B4MlNLlEcjDEzIsKauRYx4YVgSaNomGhMMFblmXRzgW+1R6ywvm5mC9+omlyy izZp2GJfPwGMezuKSGDndO6CYYEc5/lsRhvBYsGjdPM= ) ; keytag 46441 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20250801000000 20250711000000 20326 . WwWSfJzdfRVlUhGNEnrahgVWN54iU6fIm3g0XhxC1f3yxbK7s1iQFZpKwJ0xNQkBeBFA0/sb7N4D nZVn1gdF9F8oOQ5sDllyjewNoDjAgtyN+inLgl9Ta/aK1Tn183K0P0jevWG8MmbIC8TCmbv/SvyD TZK3BIMsQ+HGu8jloGYgIgbliKrG14GtXcF2jcjLFaIT7J1j1pO1ErcUrgd7hmfEC9emCZbDuQAt RQ+mWJL9NNTj6RToAUxA8sI4kEgrslBAzzc6co7TbhediJ/2ya1in+nLTCBHV53oL1JGITWaGwMf lcDwQEkWFJ0dRxhNDkKvuDCRz3VnPaAkDPLrbA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 4 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAbEbGCpGTDrcZTWqWWE72nphyshpRcILdzCVlBGU9Ln1Fui9kkseUOP+g5GLUeVFKdTloeRT A9+EYiQdXgWXmXmuW/nGxZjAikluF/O9NzLVrr5iZnth2xu+F48nrJlAgWWiMNau54NI5sZ3iVQf hFsq2pZmf43RauRPniYMShOLO7EBWWXr5glDSgZGS9fSm6xHwwF+g8D4m8oanjvdCBNxXzSEKS31 ibxjLifTfvwCg3y4XXcNW9U6Nu3JmoKUdxqpPPIkBvVQbIz4UO2FwaR13uXC03ALP1Yx2QNSS4SZ lcIMtAftQR9wtCiuPWQnFv4jkzWqlhp1Lmf7bcoL9yk= ) ; keytag 53148`
	`. 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 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 20250801000000 20250711000000 20326 . WwWSfJzdfRVlUhGNEnrahgVWN54iU6fIm3g0XhxC1f3yxbK7s1iQFZpKwJ0xNQkBeBFA0/sb7N4D nZVn1gdF9F8oOQ5sDllyjewNoDjAgtyN+inLgl9Ta/aK1Tn183K0P0jevWG8MmbIC8TCmbv/SvyD TZK3BIMsQ+HGu8jloGYgIgbliKrG14GtXcF2jcjLFaIT7J1j1pO1ErcUrgd7hmfEC9emCZbDuQAt RQ+mWJL9NNTj6RToAUxA8sI4kEgrslBAzzc6co7TbhediJ/2ya1in+nLTCBHV53oL1JGITWaGwMf lcDwQEkWFJ0dRxhNDkKvuDCRz3VnPaAkDPLrbA== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=53148 is now in the chain-of-trust
	DNSKEY=38696/SEP is now in the chain-of-trust
	DNSKEY=46441 is now in the chain-of-trust
	Query to a.root-servers.net for umich.edu/A
	Received 1168 bytes from 198.41.0.4
	;; Response received from [198.41.0.4] 1168 octets ;; HEADER SECTION ;; id = 15571 ;; 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) ;; umich.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 20250725050000 20250712040000 46441 . AS2c/2Fvnb+3xbTzpdyOBnf+0SlluXlmxQNQ8Xu9DP0R21vXuhw+04UE6bflkNbTbn/EDFpGQ4Mf e/IjJlmRf1AxX1iDEMAjV83RGwuiESXjvaSU5F0fDa7WyfxZHefu7JZ3mqdPrlWBnlGWQiBv6pdl 5JjQBC2QjawkiWDFfxCHy2OOxP9LvtwTZ3Efxe3BEQ2z4H/4uwfmsEmxLjep42aVvxhpB7c662X8 7OrzdxJ+rhUkgOE1ZkMAj5i0Nsz1M8JxT8rybLsmNtJDdzJ1eKX06V1exF2yGTLHzuQNTnx7XFQJ oyarFDOI8cCHjtTUmJqEoWwQu6/tI2j2U1njxA== ) ;; 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 e.root-servers.net for edu/DNSKEY
	Received 1162 bytes from 192.203.230.10
	;; Response received from [192.203.230.10] 1162 octets ;; HEADER SECTION ;; id = 25856 ;; 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 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 20250725050000 20250712040000 46441 . AS2c/2Fvnb+3xbTzpdyOBnf+0SlluXlmxQNQ8Xu9DP0R21vXuhw+04UE6bflkNbTbn/EDFpGQ4Mf e/IjJlmRf1AxX1iDEMAjV83RGwuiESXjvaSU5F0fDa7WyfxZHefu7JZ3mqdPrlWBnlGWQiBv6pdl 5JjQBC2QjawkiWDFfxCHy2OOxP9LvtwTZ3Efxe3BEQ2z4H/4uwfmsEmxLjep42aVvxhpB7c662X8 7OrzdxJ+rhUkgOE1ZkMAj5i0Nsz1M8JxT8rybLsmNtJDdzJ1eKX06V1exF2yGTLHzuQNTnx7XFQJ oyarFDOI8cCHjtTUmJqEoWwQu6/tI2j2U1njxA== ) ;; 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 b.root-servers.net for edu/DS
	Received 367 bytes from 170.247.170.2
	;; Response received from [170.247.170.2] 367 octets ;; HEADER SECTION ;; id = 63026 ;; 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 20250725050000 20250712040000 46441 . AS2c/2Fvnb+3xbTzpdyOBnf+0SlluXlmxQNQ8Xu9DP0R21vXuhw+04UE6bflkNbTbn/EDFpGQ4Mf e/IjJlmRf1AxX1iDEMAjV83RGwuiESXjvaSU5F0fDa7WyfxZHefu7JZ3mqdPrlWBnlGWQiBv6pdl 5JjQBC2QjawkiWDFfxCHy2OOxP9LvtwTZ3Efxe3BEQ2z4H/4uwfmsEmxLjep42aVvxhpB7c662X8 7OrzdxJ+rhUkgOE1ZkMAj5i0Nsz1M8JxT8rybLsmNtJDdzJ1eKX06V1exF2yGTLHzuQNTnx7XFQJ oyarFDOI8cCHjtTUmJqEoWwQu6/tI2j2U1njxA== ) ;; 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 20250725050000 20250712040000 46441 . AS2c/2Fvnb+3xbTzpdyOBnf+0SlluXlmxQNQ8Xu9DP0R21vXuhw+04UE6bflkNbTbn/EDFpGQ4Mf e/IjJlmRf1AxX1iDEMAjV83RGwuiESXjvaSU5F0fDa7WyfxZHefu7JZ3mqdPrlWBnlGWQiBv6pdl 5JjQBC2QjawkiWDFfxCHy2OOxP9LvtwTZ3Efxe3BEQ2z4H/4uwfmsEmxLjep42aVvxhpB7c662X8 7OrzdxJ+rhUkgOE1ZkMAj5i0Nsz1M8JxT8rybLsmNtJDdzJ1eKX06V1exF2yGTLHzuQNTnx7XFQJ oyarFDOI8cCHjtTUmJqEoWwQu6/tI2j2U1njxA== )`
	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 371 bytes from 192.43.172.30
	;; Response received from [192.43.172.30] 371 octets ;; HEADER SECTION ;; id = 8652 ;; 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) ;; edu. IN DNSKEY ;; ANSWER SECTION (4 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 DNSKEY ( 256 3 13 5ImtzG5OqHjNCOhBhQ+IzNMnu0KKRiLUf5wOtBlFSIlmoG0Nv7rhyhCBj2PzyDy3+V0Ncgr5z1GD hOM2W3JcFQ== ) ; keytag 57579 edu. 86400 IN RRSIG ( DNSKEY 13 1 86400 20250724151114 20250709150614 35663 edu. 0TuwQm7Ba13WdgX0EfPP/qNI6hEG0LNq1rYYivZHEjg87r/9hehWj69vIsamzLtflQZDRxZ7Dbvd zn3JmdGeFw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 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`
	`edu. 86400 IN DNSKEY ( 256 3 13 5ImtzG5OqHjNCOhBhQ+IzNMnu0KKRiLUf5wOtBlFSIlmoG0Nv7rhyhCBj2PzyDy3+V0Ncgr5z1GD hOM2W3JcFQ== ) ; keytag 57579`
	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 20250724151114 20250709150614 35663 edu. 0TuwQm7Ba13WdgX0EfPP/qNI6hEG0LNq1rYYivZHEjg87r/9hehWj69vIsamzLtflQZDRxZ7Dbvd zn3JmdGeFw== )`
	RRSIG=35663 and DNSKEY=35663/SEP verifies the DNSKEY RRset
	DNSKEY=59321 is now in the chain-of-trust
	DNSKEY=57579 is now in the chain-of-trust
	Query to i.edu-servers.net for umich.edu/A
	Received 382 bytes from 192.43.172.30
	;; Response received from [192.43.172.30] 382 octets ;; HEADER SECTION ;; id = 1560 ;; 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) ;; umich.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 86400 IN DS ( 41530 13 2 ce51d840fb6e56da4a9fdffd8ce666d3bd6ac63a5a364563554e2b47aa538705 ) umich.edu. 86400 IN DS ( 58714 13 2 337d48a8abb906be668023caea18ab706e1ad702bd5084ee6f0f1ba23e3d4742 ) umich.edu. 86400 IN RRSIG ( DS 13 2 86400 20250719024130 20250712013130 57579 edu. 6eoLR87EexQp0XBbHLXzUvyBmHl1NGdksauq9DtAvAiaKdrHXsKSyQbUWe4Ns5TANcTXa1pL6p16 nLkvIpHX0A== ) ;; ADDITIONAL SECTION (4 records) dns2.itd.umich.edu. 172800 IN A 192.12.80.222 dns1.itd.umich.edu. 172800 IN A 192.12.80.214 dns1.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	Query to m.edu-servers.net for umich.edu/DNSKEY
	Received 382 bytes from 192.55.83.30
	;; Response received from [192.55.83.30] 382 octets ;; HEADER SECTION ;; id = 12428 ;; 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) ;; umich.edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 86400 IN DS ( 41530 13 2 ce51d840fb6e56da4a9fdffd8ce666d3bd6ac63a5a364563554e2b47aa538705 ) umich.edu. 86400 IN DS ( 58714 13 2 337d48a8abb906be668023caea18ab706e1ad702bd5084ee6f0f1ba23e3d4742 ) umich.edu. 86400 IN RRSIG ( DS 13 2 86400 20250719024130 20250712013130 57579 edu. 6eoLR87EexQp0XBbHLXzUvyBmHl1NGdksauq9DtAvAiaKdrHXsKSyQbUWe4Ns5TANcTXa1pL6p16 nLkvIpHX0A== ) ;; ADDITIONAL SECTION (4 records) dns2.itd.umich.edu. 172800 IN A 192.12.80.222 dns1.itd.umich.edu. 172800 IN A 192.12.80.214 dns1.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	Found child zone umich.edu

umich.edu

	Checking DS between edu and umich.edu
	Query to l.edu-servers.net for umich.edu/DS
	Received 1127 bytes from 192.41.162.30
	;; Response received from [192.41.162.30] 1127 octets ;; HEADER SECTION ;; id = 20173 ;; 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 = 14 arcount = 27 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN DS ;; ANSWER SECTION (3 records) umich.edu. 86400 IN DS ( 41530 13 2 ce51d840fb6e56da4a9fdffd8ce666d3bd6ac63a5a364563554e2b47aa538705 ) umich.edu. 86400 IN DS ( 58714 13 2 337d48a8abb906be668023caea18ab706e1ad702bd5084ee6f0f1ba23e3d4742 ) umich.edu. 86400 IN RRSIG ( DS 13 2 86400 20250719024130 20250712013130 57579 edu. 6eoLR87EexQp0XBbHLXzUvyBmHl1NGdksauq9DtAvAiaKdrHXsKSyQbUWe4Ns5TANcTXa1pL6p16 nLkvIpHX0A== ) ;; AUTHORITY SECTION (14 records) edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN NS m.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN RRSIG ( NS 13 1 172800 20250719024130 20250712013130 57579 edu. ILxWeQA9o1es+J3wjSInGYIelMpGphBJ6H6egcQYgEZwVnc9qiukexS7fyJURU+L+FJA4q6WrzcB NRaO/PyCmw== ) ;; 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 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 d.edu-servers.net. 172800 IN A 192.31.80.30 d.edu-servers.net. 172800 IN AAAA 2001:500:856e::30 i.edu-servers.net. 172800 IN A 192.43.172.30 i.edu-servers.net. 172800 IN AAAA 2001:503:39c1::30 j.edu-servers.net. 172800 IN A 192.48.79.30 j.edu-servers.net. 172800 IN AAAA 2001:502:7094::30 c.edu-servers.net. 172800 IN A 192.26.92.30 c.edu-servers.net. 172800 IN AAAA 2001:503:83eb::30 b.edu-servers.net. 172800 IN A 192.33.14.30 b.edu-servers.net. 172800 IN AAAA 2001:503:231d::2:30 m.edu-servers.net. 172800 IN A 192.55.83.30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 f.edu-servers.net. 172800 IN A 192.35.51.30 f.edu-servers.net. 172800 IN AAAA 2001:503:d414::30 a.edu-servers.net. 172800 IN A 192.5.6.30 a.edu-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 h.edu-servers.net. 172800 IN A 192.54.112.30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::30 e.edu-servers.net. 172800 IN A 192.12.94.30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::30 ;; { "EDNS-VERSION": 0 }
	Found 2 DS records for umich.edu in the edu zone
	DS=41530/SHA-256 has algorithm ECDSAP256SHA256
	DS=58714/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`umich.edu. 86400 IN RRSIG ( DS 13 2 86400 20250719024130 20250712013130 57579 edu. 6eoLR87EexQp0XBbHLXzUvyBmHl1NGdksauq9DtAvAiaKdrHXsKSyQbUWe4Ns5TANcTXa1pL6p16 nLkvIpHX0A== )`
	RRSIG=57579 and DNSKEY=57579 verifies the DS RRset
	DS=41530/SHA-256 is now in the chain-of-trust
	DS=58714/SHA-256 is now in the chain-of-trust
	`umich.edu. 86400 IN DS ( 41530 13 2 ce51d840fb6e56da4a9fdffd8ce666d3bd6ac63a5a364563554e2b47aa538705 )`
	`umich.edu. 86400 IN DS ( 58714 13 2 337d48a8abb906be668023caea18ab706e1ad702bd5084ee6f0f1ba23e3d4742 )`
	Query to dns1.itd.umich.edu for umich.edu/DNSKEY
	Received 408 bytes from 192.12.80.214
	;; Response received from [192.12.80.214] 408 octets ;; HEADER SECTION ;; id = 9457 ;; 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) ;; umich.edu. IN DNSKEY ;; ANSWER SECTION (4 records) umich.edu. 1800 IN DNSKEY ( 256 3 13 sCroMjUHpsoe3jRPxJwQ5eiymoDHLUBePd2+phDXZeXB8+9/zD+ZgUFpEj4bvfbfeqvT8cTSwxja ZJ/X2peyew== ) ; keytag 64061 umich.edu. 1800 IN DNSKEY ( 257 3 13 iTDMttJDiv7po2Of2ysenghDasMCaEwuvBk2+uqgVO0kJTJztZbeKAjioUVBYnprwcNtAbqurMym ySzysYWHBw== ) ; keytag 58714 umich.edu. 1800 IN RRSIG ( DNSKEY 13 2 1800 20250810104202 20250711094202 58714 umich.edu. avN2c5CWfTli0AcjsEWO2/jkxU2/BdP74deUnrjKzXgCiR/vd5P6EDc2lgEybwYuY1TKmLTuKi3E XoesSQtsPQ== ) umich.edu. 1800 IN RRSIG ( DNSKEY 13 2 1800 20250810104202 20250711094202 64061 umich.edu. L2UnN2WsMe/6Eo25NMSTPb64c5ymqC/iGWF6zotQfgwdByqFNuEP1aJx6KhXilZpMW9r9ky4upz9 ONNyhloiEA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for umich.edu
	`umich.edu. 1800 IN DNSKEY ( 256 3 13 sCroMjUHpsoe3jRPxJwQ5eiymoDHLUBePd2+phDXZeXB8+9/zD+ZgUFpEj4bvfbfeqvT8cTSwxja ZJ/X2peyew== ) ; keytag 64061`
	`umich.edu. 1800 IN DNSKEY ( 257 3 13 iTDMttJDiv7po2Of2ysenghDasMCaEwuvBk2+uqgVO0kJTJztZbeKAjioUVBYnprwcNtAbqurMym ySzysYWHBw== ) ; keytag 58714`
	DNSKEY=58714/SEP is now in the chain-of-trust
	DS=58714/SHA-256 verifies DNSKEY=58714/SEP
	DS=41530/SHA-256 is published, but a corresponding DNSKEY is not
	Found 2 RRSIGs over DNSKEY RRset
	`umich.edu. 1800 IN RRSIG ( DNSKEY 13 2 1800 20250810104202 20250711094202 58714 umich.edu. avN2c5CWfTli0AcjsEWO2/jkxU2/BdP74deUnrjKzXgCiR/vd5P6EDc2lgEybwYuY1TKmLTuKi3E XoesSQtsPQ== )`
	`umich.edu. 1800 IN RRSIG ( DNSKEY 13 2 1800 20250810104202 20250711094202 64061 umich.edu. L2UnN2WsMe/6Eo25NMSTPb64c5ymqC/iGWF6zotQfgwdByqFNuEP1aJx6KhXilZpMW9r9ky4upz9 ONNyhloiEA== )`
	RRSIG=58714 and DNSKEY=58714/SEP verifies the DNSKEY RRset
	RRSIG=64061 and DNSKEY=64061 verifies the DNSKEY RRset
	DNSKEY=64061 is now in the chain-of-trust
	Query to dns2.itd.umich.edu for umich.edu/A
	Received 489 bytes from 192.12.80.222
	;; Response received from [192.12.80.222] 489 octets ;; HEADER SECTION ;; id = 27508 ;; 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 = 5 arcount = 7 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (3 records) umich.edu. 1800 IN A 162.159.140.37 umich.edu. 1800 IN A 172.66.0.37 umich.edu. 1800 IN RRSIG ( A 13 2 1800 20250731000617 20250711094202 64061 umich.edu. FdhZ4BoaWKapX4xJ/Q3E7T+6K+u9gOESCy1MstRLV8gFaaHrY91IflycNm3+G+c2sO7jg+pxcTrE JD12SVl5Tw== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20250731000617 20250711094202 64061 umich.edu. CsKd7scwXMDyuXpFbzvbU33qFDT5oGsxW76+dlJxX5HEsvTDh/ojrSq4N7fMpsbEdEvQ+6iCdRSm m0TRnZVLZg== ) ;; ADDITIONAL SECTION (7 records) dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns3.umich.org. 1800 IN A 18.225.0.3 dns4.umich.org. 1800 IN A 3.133.73.51 dns2.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	dns2.itd.umich.edu is authoritative for umich.edu
	Found RRSIG signed by umich.edu zone
	Query to dns1.itd.umich.edu for umich.edu/SOA
	Received 524 bytes from 192.12.80.214
	;; Response received from [192.12.80.214] 524 octets ;; HEADER SECTION ;; id = 40777 ;; 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 = 5 arcount = 7 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN SOA ;; ANSWER SECTION (2 records) umich.edu. 1800 IN SOA ( adonis10-2022.umnet.umich.edu. hostmaster.umich.edu. 752058438 ;serial 1800 ;refresh 900 ;retry 2419200 ;expire 1800 ;minimum ) umich.edu. 1800 IN RRSIG ( SOA 13 2 1800 20250811032210 20250712022210 64061 umich.edu. uHRjdg2vHhgzFjvklvQfOY4/O/FMsLH5NmFCyoYTgByhC+r5yt6rcYzctuCU2FqtmooBgR1fusqo 51m0VpEirg== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20250731000617 20250711094202 64061 umich.edu. CsKd7scwXMDyuXpFbzvbU33qFDT5oGsxW76+dlJxX5HEsvTDh/ojrSq4N7fMpsbEdEvQ+6iCdRSm m0TRnZVLZg== ) ;; ADDITIONAL SECTION (7 records) dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns3.umich.org. 1800 IN A 18.225.0.3 dns4.umich.org. 1800 IN A 3.133.73.51 dns2.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	Query to dns3.umich.org for umich.edu/SOA
	Received 524 bytes from 18.225.0.3
	;; Response received from [18.225.0.3] 524 octets ;; HEADER SECTION ;; id = 46966 ;; 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 = 5 arcount = 7 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN SOA ;; ANSWER SECTION (2 records) umich.edu. 1800 IN SOA ( adonis10-2022.umnet.umich.edu. hostmaster.umich.edu. 752058438 ;serial 1800 ;refresh 900 ;retry 2419200 ;expire 1800 ;minimum ) umich.edu. 1800 IN RRSIG ( SOA 13 2 1800 20250811032210 20250712022210 64061 umich.edu. uHRjdg2vHhgzFjvklvQfOY4/O/FMsLH5NmFCyoYTgByhC+r5yt6rcYzctuCU2FqtmooBgR1fusqo 51m0VpEirg== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20250731000617 20250711094202 64061 umich.edu. CsKd7scwXMDyuXpFbzvbU33qFDT5oGsxW76+dlJxX5HEsvTDh/ojrSq4N7fMpsbEdEvQ+6iCdRSm m0TRnZVLZg== ) ;; ADDITIONAL SECTION (7 records) dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns3.umich.org. 1800 IN A 18.225.0.3 dns4.umich.org. 1800 IN A 3.133.73.51 dns2.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	Query to dns4.umich.org for umich.edu/SOA
	Received 524 bytes from 3.133.73.51
	;; Response received from [3.133.73.51] 524 octets ;; HEADER SECTION ;; id = 19442 ;; 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 = 5 arcount = 7 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN SOA ;; ANSWER SECTION (2 records) umich.edu. 1800 IN SOA ( adonis10-2022.umnet.umich.edu. hostmaster.umich.edu. 752058438 ;serial 1800 ;refresh 900 ;retry 2419200 ;expire 1800 ;minimum ) umich.edu. 1800 IN RRSIG ( SOA 13 2 1800 20250811032210 20250712022210 64061 umich.edu. uHRjdg2vHhgzFjvklvQfOY4/O/FMsLH5NmFCyoYTgByhC+r5yt6rcYzctuCU2FqtmooBgR1fusqo 51m0VpEirg== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20250731000617 20250711094202 64061 umich.edu. CsKd7scwXMDyuXpFbzvbU33qFDT5oGsxW76+dlJxX5HEsvTDh/ojrSq4N7fMpsbEdEvQ+6iCdRSm m0TRnZVLZg== ) ;; ADDITIONAL SECTION (7 records) dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns3.umich.org. 1800 IN A 18.225.0.3 dns4.umich.org. 1800 IN A 3.133.73.51 dns2.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	Query to dns2.itd.umich.edu for umich.edu/A
	Received 489 bytes from 192.12.80.222
	;; Response received from [192.12.80.222] 489 octets ;; HEADER SECTION ;; id = 63010 ;; 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 = 5 arcount = 7 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (3 records) umich.edu. 1800 IN A 172.66.0.37 umich.edu. 1800 IN A 162.159.140.37 umich.edu. 1800 IN RRSIG ( A 13 2 1800 20250731000617 20250711094202 64061 umich.edu. FdhZ4BoaWKapX4xJ/Q3E7T+6K+u9gOESCy1MstRLV8gFaaHrY91IflycNm3+G+c2sO7jg+pxcTrE JD12SVl5Tw== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20250731000617 20250711094202 64061 umich.edu. CsKd7scwXMDyuXpFbzvbU33qFDT5oGsxW76+dlJxX5HEsvTDh/ojrSq4N7fMpsbEdEvQ+6iCdRSm m0TRnZVLZg== ) ;; ADDITIONAL SECTION (7 records) dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns3.umich.org. 1800 IN A 18.225.0.3 dns4.umich.org. 1800 IN A 3.133.73.51 dns2.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	umich.edu A RR has value 172.66.0.37
	umich.edu A RR has value 162.159.140.37
	Found 1 RRSIGs over A RRset
	`umich.edu. 1800 IN RRSIG ( A 13 2 1800 20250731000617 20250711094202 64061 umich.edu. FdhZ4BoaWKapX4xJ/Q3E7T+6K+u9gOESCy1MstRLV8gFaaHrY91IflycNm3+G+c2sO7jg+pxcTrE JD12SVl5Tw== )`
	RRSIG=64061 and DNSKEY=64061 verifies the A RRset

umich.edu

	Query to dns1.itd.umich.edu for umich.edu/A
	Received 489 bytes from 192.12.80.214
	;; Response received from [192.12.80.214] 489 octets ;; HEADER SECTION ;; id = 43809 ;; 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 = 5 arcount = 7 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (3 records) umich.edu. 1800 IN A 162.159.140.37 umich.edu. 1800 IN A 172.66.0.37 umich.edu. 1800 IN RRSIG ( A 13 2 1800 20250731000617 20250711094202 64061 umich.edu. FdhZ4BoaWKapX4xJ/Q3E7T+6K+u9gOESCy1MstRLV8gFaaHrY91IflycNm3+G+c2sO7jg+pxcTrE JD12SVl5Tw== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20250731000617 20250711094202 64061 umich.edu. CsKd7scwXMDyuXpFbzvbU33qFDT5oGsxW76+dlJxX5HEsvTDh/ojrSq4N7fMpsbEdEvQ+6iCdRSm m0TRnZVLZg== ) ;; ADDITIONAL SECTION (7 records) dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns3.umich.org. 1800 IN A 18.225.0.3 dns4.umich.org. 1800 IN A 3.133.73.51 dns2.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	dns1.itd.umich.edu is authoritative for umich.edu
	Found RRSIG signed by umich.edu zone
	Query to dns1.itd.umich.edu for umich.edu/A
	Received 489 bytes from 192.12.80.214
	;; Response received from [192.12.80.214] 489 octets ;; HEADER SECTION ;; id = 12472 ;; 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 = 5 arcount = 7 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (3 records) umich.edu. 1800 IN A 172.66.0.37 umich.edu. 1800 IN A 162.159.140.37 umich.edu. 1800 IN RRSIG ( A 13 2 1800 20250731000617 20250711094202 64061 umich.edu. FdhZ4BoaWKapX4xJ/Q3E7T+6K+u9gOESCy1MstRLV8gFaaHrY91IflycNm3+G+c2sO7jg+pxcTrE JD12SVl5Tw== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20250731000617 20250711094202 64061 umich.edu. CsKd7scwXMDyuXpFbzvbU33qFDT5oGsxW76+dlJxX5HEsvTDh/ojrSq4N7fMpsbEdEvQ+6iCdRSm m0TRnZVLZg== ) ;; ADDITIONAL SECTION (7 records) dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns3.umich.org. 1800 IN A 18.225.0.3 dns4.umich.org. 1800 IN A 3.133.73.51 dns2.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	umich.edu A RR has value 172.66.0.37
	umich.edu A RR has value 162.159.140.37
	Found 1 RRSIGs over A RRset
	`umich.edu. 1800 IN RRSIG ( A 13 2 1800 20250731000617 20250711094202 64061 umich.edu. FdhZ4BoaWKapX4xJ/Q3E7T+6K+u9gOESCy1MstRLV8gFaaHrY91IflycNm3+G+c2sO7jg+pxcTrE JD12SVl5Tw== )`
	RRSIG=64061 and DNSKEY=64061 verifies the A RRset

umich.edu

	Query to dns4.umich.org for umich.edu/A
	Received 489 bytes from 3.133.73.51
	;; Response received from [3.133.73.51] 489 octets ;; HEADER SECTION ;; id = 39832 ;; 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 = 5 arcount = 7 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (3 records) umich.edu. 1800 IN A 172.66.0.37 umich.edu. 1800 IN A 162.159.140.37 umich.edu. 1800 IN RRSIG ( A 13 2 1800 20250731000617 20250711094202 64061 umich.edu. FdhZ4BoaWKapX4xJ/Q3E7T+6K+u9gOESCy1MstRLV8gFaaHrY91IflycNm3+G+c2sO7jg+pxcTrE JD12SVl5Tw== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20250731000617 20250711094202 64061 umich.edu. CsKd7scwXMDyuXpFbzvbU33qFDT5oGsxW76+dlJxX5HEsvTDh/ojrSq4N7fMpsbEdEvQ+6iCdRSm m0TRnZVLZg== ) ;; ADDITIONAL SECTION (7 records) dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns3.umich.org. 1800 IN A 18.225.0.3 dns4.umich.org. 1800 IN A 3.133.73.51 dns2.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	dns4.umich.org is authoritative for umich.edu
	Found RRSIG signed by umich.edu zone
	Query to dns4.umich.org for umich.edu/A
	Received 489 bytes from 3.133.73.51
	;; Response received from [3.133.73.51] 489 octets ;; HEADER SECTION ;; id = 3669 ;; 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 = 5 arcount = 7 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (3 records) umich.edu. 1800 IN A 172.66.0.37 umich.edu. 1800 IN A 162.159.140.37 umich.edu. 1800 IN RRSIG ( A 13 2 1800 20250731000617 20250711094202 64061 umich.edu. FdhZ4BoaWKapX4xJ/Q3E7T+6K+u9gOESCy1MstRLV8gFaaHrY91IflycNm3+G+c2sO7jg+pxcTrE JD12SVl5Tw== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20250731000617 20250711094202 64061 umich.edu. CsKd7scwXMDyuXpFbzvbU33qFDT5oGsxW76+dlJxX5HEsvTDh/ojrSq4N7fMpsbEdEvQ+6iCdRSm m0TRnZVLZg== ) ;; ADDITIONAL SECTION (7 records) dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns3.umich.org. 1800 IN A 18.225.0.3 dns4.umich.org. 1800 IN A 3.133.73.51 dns2.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	umich.edu A RR has value 172.66.0.37
	umich.edu A RR has value 162.159.140.37
	Found 1 RRSIGs over A RRset
	`umich.edu. 1800 IN RRSIG ( A 13 2 1800 20250731000617 20250711094202 64061 umich.edu. FdhZ4BoaWKapX4xJ/Q3E7T+6K+u9gOESCy1MstRLV8gFaaHrY91IflycNm3+G+c2sO7jg+pxcTrE JD12SVl5Tw== )`
	RRSIG=64061 and DNSKEY=64061 verifies the A RRset

umich.edu

	Query to dns3.umich.org for umich.edu/A
	Received 489 bytes from 18.225.0.3
	;; Response received from [18.225.0.3] 489 octets ;; HEADER SECTION ;; id = 24573 ;; 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 = 5 arcount = 7 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (3 records) umich.edu. 1800 IN A 162.159.140.37 umich.edu. 1800 IN A 172.66.0.37 umich.edu. 1800 IN RRSIG ( A 13 2 1800 20250731000617 20250711094202 64061 umich.edu. FdhZ4BoaWKapX4xJ/Q3E7T+6K+u9gOESCy1MstRLV8gFaaHrY91IflycNm3+G+c2sO7jg+pxcTrE JD12SVl5Tw== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20250731000617 20250711094202 64061 umich.edu. CsKd7scwXMDyuXpFbzvbU33qFDT5oGsxW76+dlJxX5HEsvTDh/ojrSq4N7fMpsbEdEvQ+6iCdRSm m0TRnZVLZg== ) ;; ADDITIONAL SECTION (7 records) dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns3.umich.org. 1800 IN A 18.225.0.3 dns4.umich.org. 1800 IN A 3.133.73.51 dns2.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	dns3.umich.org is authoritative for umich.edu
	Found RRSIG signed by umich.edu zone
	Query to dns3.umich.org for umich.edu/A
	Received 489 bytes from 18.225.0.3
	;; Response received from [18.225.0.3] 489 octets ;; HEADER SECTION ;; id = 54125 ;; 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 = 5 arcount = 7 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; ANSWER SECTION (3 records) umich.edu. 1800 IN A 172.66.0.37 umich.edu. 1800 IN A 162.159.140.37 umich.edu. 1800 IN RRSIG ( A 13 2 1800 20250731000617 20250711094202 64061 umich.edu. FdhZ4BoaWKapX4xJ/Q3E7T+6K+u9gOESCy1MstRLV8gFaaHrY91IflycNm3+G+c2sO7jg+pxcTrE JD12SVl5Tw== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20250731000617 20250711094202 64061 umich.edu. CsKd7scwXMDyuXpFbzvbU33qFDT5oGsxW76+dlJxX5HEsvTDh/ojrSq4N7fMpsbEdEvQ+6iCdRSm m0TRnZVLZg== ) ;; ADDITIONAL SECTION (7 records) dns2.itd.umich.edu. 1800 IN A 192.12.80.222 dns1.itd.umich.edu. 1800 IN A 192.12.80.214 dns3.umich.org. 1800 IN A 18.225.0.3 dns4.umich.org. 1800 IN A 3.133.73.51 dns2.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	umich.edu A RR has value 172.66.0.37
	umich.edu A RR has value 162.159.140.37
	Found 1 RRSIGs over A RRset
	`umich.edu. 1800 IN RRSIG ( A 13 2 1800 20250731000617 20250711094202 64061 umich.edu. FdhZ4BoaWKapX4xJ/Q3E7T+6K+u9gOESCy1MstRLV8gFaaHrY91IflycNm3+G+c2sO7jg+pxcTrE JD12SVl5Tw== )`
	RRSIG=64061 and DNSKEY=64061 verifies the A RRset

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