DNSSEC Debugger - umich.edu

Domain Name:

Time: 2026-03-12 13:33:14 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 i.root-servers.net for ./DNSKEY
	Received 1139 bytes from 192.36.148.17
	;; Response received from [192.36.148.17] 1139 octets ;; HEADER SECTION ;; id = 13373 ;; 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 ( 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 AwEAAbNTVC2+pry4pc37pZI9Oj6b8FHxT3VGrvSPKLE1Tjyfe2kUZUtVX5xrv6AV4BVO+ygrYjGZ MNgEnbLU4zknnlnhI2e0g6iTza1aZh0dRZXGH16C1NUNq1CxBkUhIYQhQDeIOtLacx+RmFTc+hSH JJ2MJ79IS00kA7eKi6mofQ7SPJmdJVjI+JAx791y0f5QaB+iHGANU53FwiYXNUQjfAzCrtOaSevG sx8SO8BTaXLAjFq5eewOtwScVwfVDhEXlvpE6e+mIncwhNKaMRD9IPuHENqCNPI5MjxfAMVS6cEY 8eEozIkv/vHc+0Auu3n+Fcx6F2Js4KPXaHEShAXugfU= ) ; keytag 21831 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20260402000000 20260312000000 20326 . hcmCK2q88XH00Hynv8IgIMVTKrwyb8Lh/uvRpqBPMALNQunyrS+VKrlKb6rBQTFnGHeVR/jj3Eay Uuxv4fy2evliMYKLrfTHtdqD3oUvJMnwmxEMmhS84Ttw+bbTcHeYxb52NFiYVHKb37Y0OWN4lr0p V+3fwFtWumb1NlWZDMNsaHFv6UIdxgUGNBVEyUaTAK6E2jseQcoqv6A0rNxCG+xtz2zSpRV2JM1g dC8zVAcc068OamqrwZlzKqsqAgXP78NOERrFkzffoRaSEmOORcAQpUdCK265DL1Y7Xeq0QaNEKd2 fXglm/IxS+4sMPT+83Q/XasxUu5C3d0qEz76fw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 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 AwEAAbNTVC2+pry4pc37pZI9Oj6b8FHxT3VGrvSPKLE1Tjyfe2kUZUtVX5xrv6AV4BVO+ygrYjGZ MNgEnbLU4zknnlnhI2e0g6iTza1aZh0dRZXGH16C1NUNq1CxBkUhIYQhQDeIOtLacx+RmFTc+hSH JJ2MJ79IS00kA7eKi6mofQ7SPJmdJVjI+JAx791y0f5QaB+iHGANU53FwiYXNUQjfAzCrtOaSevG sx8SO8BTaXLAjFq5eewOtwScVwfVDhEXlvpE6e+mIncwhNKaMRD9IPuHENqCNPI5MjxfAMVS6cEY 8eEozIkv/vHc+0Auu3n+Fcx6F2Js4KPXaHEShAXugfU= ) ; keytag 21831`
	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 20260402000000 20260312000000 20326 . hcmCK2q88XH00Hynv8IgIMVTKrwyb8Lh/uvRpqBPMALNQunyrS+VKrlKb6rBQTFnGHeVR/jj3Eay Uuxv4fy2evliMYKLrfTHtdqD3oUvJMnwmxEMmhS84Ttw+bbTcHeYxb52NFiYVHKb37Y0OWN4lr0p V+3fwFtWumb1NlWZDMNsaHFv6UIdxgUGNBVEyUaTAK6E2jseQcoqv6A0rNxCG+xtz2zSpRV2JM1g dC8zVAcc068OamqrwZlzKqsqAgXP78NOERrFkzffoRaSEmOORcAQpUdCK265DL1Y7Xeq0QaNEKd2 fXglm/IxS+4sMPT+83Q/XasxUu5C3d0qEz76fw== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=38696/SEP is now in the chain-of-trust
	DNSKEY=21831 is now in the chain-of-trust
	Query to f.root-servers.net for umich.edu/A
	Received 1168 bytes from 192.5.5.241
	;; Response received from [192.5.5.241] 1168 octets ;; HEADER SECTION ;; id = 6583 ;; 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": 1472, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; umich.edu. IN A ;; 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 20260325050000 20260312040000 21831 . DHvpwphsPOuTFtgw3KLunOewiz6EfKpQV/OvAnXl5tCg6SA9aT9bpLB79jxtAQuC08dG1rMwIaJE Ox2WLHUEWx7p06MLT6DZSvfD7H0kWYIrt86q9AvluS7iY3MHT2SjnfYkVpvNWikHVvlf3/UiZmTO xbPsJZLE3nrsNbz5GNaCly6liKLfM1Tey3y8OKWasybF5yFoJWVuvH2nb73fnDsjBtH/UZdN+1+m xYyPN2HHU3RiurcamMZgAreAtLQqy4K6iX5PtOx+oWOEm3tHroHySqsMqZpoNsoGayZBvNmO6PA8 wGJDWttZ+aEu5PbqbZg1LP1GPEx5xY4IX6dURg== ) ;; ADDITIONAL SECTION (27 records) a.edu-servers.net. 172800 IN A 192.5.6.30 a.edu-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 b.edu-servers.net. 172800 IN A 192.33.14.30 b.edu-servers.net. 172800 IN AAAA 2001:503:231d::2:30 c.edu-servers.net. 172800 IN A 192.26.92.30 c.edu-servers.net. 172800 IN AAAA 2001:503:83eb::30 d.edu-servers.net. 172800 IN A 192.31.80.30 d.edu-servers.net. 172800 IN AAAA 2001:500:856e::30 e.edu-servers.net. 172800 IN A 192.12.94.30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::30 f.edu-servers.net. 172800 IN A 192.35.51.30 f.edu-servers.net. 172800 IN AAAA 2001:503:d414::30 g.edu-servers.net. 172800 IN A 192.42.93.30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::30 h.edu-servers.net. 172800 IN A 192.54.112.30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::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 k.edu-servers.net. 172800 IN A 192.52.178.30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 l.edu-servers.net. 172800 IN A 192.41.162.30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::30 m.edu-servers.net. 172800 IN A 192.55.83.30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 ;; { "EDNS-VERSION": 0 }
	Query to g.root-servers.net for edu/DNSKEY
	Received 1162 bytes from 192.112.36.4
	;; Response received from [192.112.36.4] 1162 octets ;; HEADER SECTION ;; id = 1013 ;; 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 g.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS h.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 l.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d ) edu. 86400 IN RRSIG ( DS 8 1 86400 20260325050000 20260312040000 21831 . DHvpwphsPOuTFtgw3KLunOewiz6EfKpQV/OvAnXl5tCg6SA9aT9bpLB79jxtAQuC08dG1rMwIaJE Ox2WLHUEWx7p06MLT6DZSvfD7H0kWYIrt86q9AvluS7iY3MHT2SjnfYkVpvNWikHVvlf3/UiZmTO xbPsJZLE3nrsNbz5GNaCly6liKLfM1Tey3y8OKWasybF5yFoJWVuvH2nb73fnDsjBtH/UZdN+1+m xYyPN2HHU3RiurcamMZgAreAtLQqy4K6iX5PtOx+oWOEm3tHroHySqsMqZpoNsoGayZBvNmO6PA8 wGJDWttZ+aEu5PbqbZg1LP1GPEx5xY4IX6dURg== ) ;; 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 g.root-servers.net for edu/DS
	Received 367 bytes from 192.112.36.4
	;; Response received from [192.112.36.4] 367 octets ;; HEADER SECTION ;; id = 54402 ;; 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 20260325050000 20260312040000 21831 . DHvpwphsPOuTFtgw3KLunOewiz6EfKpQV/OvAnXl5tCg6SA9aT9bpLB79jxtAQuC08dG1rMwIaJE Ox2WLHUEWx7p06MLT6DZSvfD7H0kWYIrt86q9AvluS7iY3MHT2SjnfYkVpvNWikHVvlf3/UiZmTO xbPsJZLE3nrsNbz5GNaCly6liKLfM1Tey3y8OKWasybF5yFoJWVuvH2nb73fnDsjBtH/UZdN+1+m xYyPN2HHU3RiurcamMZgAreAtLQqy4K6iX5PtOx+oWOEm3tHroHySqsMqZpoNsoGayZBvNmO6PA8 wGJDWttZ+aEu5PbqbZg1LP1GPEx5xY4IX6dURg== ) ;; 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 20260325050000 20260312040000 21831 . DHvpwphsPOuTFtgw3KLunOewiz6EfKpQV/OvAnXl5tCg6SA9aT9bpLB79jxtAQuC08dG1rMwIaJE Ox2WLHUEWx7p06MLT6DZSvfD7H0kWYIrt86q9AvluS7iY3MHT2SjnfYkVpvNWikHVvlf3/UiZmTO xbPsJZLE3nrsNbz5GNaCly6liKLfM1Tey3y8OKWasybF5yFoJWVuvH2nb73fnDsjBtH/UZdN+1+m xYyPN2HHU3RiurcamMZgAreAtLQqy4K6iX5PtOx+oWOEm3tHroHySqsMqZpoNsoGayZBvNmO6PA8 wGJDWttZ+aEu5PbqbZg1LP1GPEx5xY4IX6dURg== )`
	RRSIG=21831 and DNSKEY=21831 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 d.edu-servers.net for edu/DNSKEY
	Received 291 bytes from 192.31.80.30
	;; Response received from [192.31.80.30] 291 octets ;; HEADER SECTION ;; id = 30862 ;; 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 ( 257 3 13 vqk4cwmCpZkXat25PaOVt3RPYDOmCr8B4D1IynrqSqzs+BeCYI6pnBNRUD9BgfqbxZHyfyDz6vbv 8KQaT7maRw== ) ; keytag 35663 edu. 86400 IN DNSKEY ( 256 3 13 ofExWbhssID57iiPCfo97BkTsCvsSwz1SQaESyZir1MIqxRITdSKbOcUbrVEtScEVsIP6MoJ1+iL 3fMyJirNRA== ) ; keytag 16901 edu. 86400 IN RRSIG ( DNSKEY 13 1 86400 20260321161114 20260306160614 35663 edu. hCA8fmyM9qckZ7lHEveOkoefhg0OBs9248tzevMphK6O6CEAgQXl0h7JEtB4uPF8r0/yq+1mJ23D zIHatZ5jgA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for edu
	`edu. 86400 IN DNSKEY ( 257 3 13 vqk4cwmCpZkXat25PaOVt3RPYDOmCr8B4D1IynrqSqzs+BeCYI6pnBNRUD9BgfqbxZHyfyDz6vbv 8KQaT7maRw== ) ; keytag 35663`
	`edu. 86400 IN DNSKEY ( 256 3 13 ofExWbhssID57iiPCfo97BkTsCvsSwz1SQaESyZir1MIqxRITdSKbOcUbrVEtScEVsIP6MoJ1+iL 3fMyJirNRA== ) ; keytag 16901`
	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 20260321161114 20260306160614 35663 edu. hCA8fmyM9qckZ7lHEveOkoefhg0OBs9248tzevMphK6O6CEAgQXl0h7JEtB4uPF8r0/yq+1mJ23D zIHatZ5jgA== )`
	RRSIG=35663 and DNSKEY=35663/SEP verifies the DNSKEY RRset
	DNSKEY=16901 is now in the chain-of-trust
	Query to a.edu-servers.net for umich.edu/A
	Received 410 bytes from 192.5.6.30
	;; Response received from [192.5.6.30] 410 octets ;; HEADER SECTION ;; id = 27601 ;; 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 = 5 ;; { "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 20260316031154 20260309020154 16901 edu. mQ9w3MAOBS0azCoRzG5zDhYuDj4n02QLVXbaDZx9Qf8d0gYgX1UnQ7hoWUIBjmGnHA8PZRj7x5pN IbTHXhmVqw== ) ;; ADDITIONAL SECTION (5 records) dns2.itd.umich.edu. 172800 IN A 192.12.80.222 dns2.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::12 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 e.edu-servers.net for umich.edu/DNSKEY
	Received 410 bytes from 192.12.94.30
	;; Response received from [192.12.94.30] 410 octets ;; HEADER SECTION ;; id = 57249 ;; 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 = 5 ;; { "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 20260316031154 20260309020154 16901 edu. mQ9w3MAOBS0azCoRzG5zDhYuDj4n02QLVXbaDZx9Qf8d0gYgX1UnQ7hoWUIBjmGnHA8PZRj7x5pN IbTHXhmVqw== ) ;; ADDITIONAL SECTION (5 records) dns2.itd.umich.edu. 172800 IN A 192.12.80.222 dns2.itd.umich.edu. 172800 IN AAAA 2607:f018:fffd:53::12 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 m.edu-servers.net for umich.edu/DS
	Received 1127 bytes from 192.55.83.30
	;; Response received from [192.55.83.30] 1127 octets ;; HEADER SECTION ;; id = 18451 ;; 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 20260316031154 20260309020154 16901 edu. mQ9w3MAOBS0azCoRzG5zDhYuDj4n02QLVXbaDZx9Qf8d0gYgX1UnQ7hoWUIBjmGnHA8PZRj7x5pN IbTHXhmVqw== ) ;; AUTHORITY SECTION (14 records) edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS m.edu-servers.net. edu. 172800 IN RRSIG ( NS 13 1 172800 20260316031155 20260309020155 16901 edu. Cc1rCv21gkap19it96Yhf/a3rXgPHIg76xjwewGT+B0ueH7m4ppD993HKYlaB1DRAd7c0+jeeFiA yDtEitTS8A== ) ;; ADDITIONAL SECTION (27 records) f.edu-servers.net. 172800 IN A 192.35.51.30 f.edu-servers.net. 172800 IN AAAA 2001:503:d414::30 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 e.edu-servers.net. 172800 IN A 192.12.94.30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::30 h.edu-servers.net. 172800 IN A 192.54.112.30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::30 g.edu-servers.net. 172800 IN A 192.42.93.30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::30 k.edu-servers.net. 172800 IN A 192.52.178.30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 c.edu-servers.net. 172800 IN A 192.26.92.30 c.edu-servers.net. 172800 IN AAAA 2001:503:83eb::30 l.edu-servers.net. 172800 IN A 192.41.162.30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::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 a.edu-servers.net. 172800 IN A 192.5.6.30 a.edu-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 m.edu-servers.net. 172800 IN A 192.55.83.30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::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 20260316031154 20260309020154 16901 edu. mQ9w3MAOBS0azCoRzG5zDhYuDj4n02QLVXbaDZx9Qf8d0gYgX1UnQ7hoWUIBjmGnHA8PZRj7x5pN IbTHXhmVqw== )`
	RRSIG=16901 and DNSKEY=16901 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 = 5598 ;; 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 ( 257 3 13 iTDMttJDiv7po2Of2ysenghDasMCaEwuvBk2+uqgVO0kJTJztZbeKAjioUVBYnprwcNtAbqurMym ySzysYWHBw== ) ; keytag 58714 umich.edu. 1800 IN DNSKEY ( 256 3 13 ho+2qK4RLVoZHczFSrKwPdIbnw9mvdzxmGYQYj/ExDQKBJStDNTEdrVfDk2blIVwWfhIP0YDdkk3 XE4Vd4hAEA== ) ; keytag 20317 umich.edu. 1800 IN RRSIG ( DNSKEY 13 2 1800 20260411114202 20260312104202 20317 umich.edu. vOZjQZxdTTh3Y3hxtNBv+AtNshxYf7HQXiXaQ6YGrZOOJhm/8rZI+FJJUGCpEBId2vzbgxB/GKWO 55U0Z92SgA== ) umich.edu. 1800 IN RRSIG ( DNSKEY 13 2 1800 20260411114202 20260312104202 58714 umich.edu. +WEZ1ihIBVqVWAOvKJTtYgDKtGV4AGvl+ypFhG6n+DpxzVUyVBeHUuEBzegNI1I5x0cSHR4rK5jA +AaokG6C1w== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for umich.edu
	`umich.edu. 1800 IN DNSKEY ( 257 3 13 iTDMttJDiv7po2Of2ysenghDasMCaEwuvBk2+uqgVO0kJTJztZbeKAjioUVBYnprwcNtAbqurMym ySzysYWHBw== ) ; keytag 58714`
	`umich.edu. 1800 IN DNSKEY ( 256 3 13 ho+2qK4RLVoZHczFSrKwPdIbnw9mvdzxmGYQYj/ExDQKBJStDNTEdrVfDk2blIVwWfhIP0YDdkk3 XE4Vd4hAEA== ) ; keytag 20317`
	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 20260411114202 20260312104202 20317 umich.edu. vOZjQZxdTTh3Y3hxtNBv+AtNshxYf7HQXiXaQ6YGrZOOJhm/8rZI+FJJUGCpEBId2vzbgxB/GKWO 55U0Z92SgA== )`
	`umich.edu. 1800 IN RRSIG ( DNSKEY 13 2 1800 20260411114202 20260312104202 58714 umich.edu. +WEZ1ihIBVqVWAOvKJTtYgDKtGV4AGvl+ypFhG6n+DpxzVUyVBeHUuEBzegNI1I5x0cSHR4rK5jA +AaokG6C1w== )`
	RRSIG=20317 and DNSKEY=20317 verifies the DNSKEY RRset
	RRSIG=58714 and DNSKEY=58714/SEP verifies the DNSKEY RRset
	DNSKEY=20317 is now in the chain-of-trust
	Query to dns3.umich.org for umich.edu/A
	Received 378 bytes from 18.233.1.143
	;; Response received from [18.233.1.143] 378 octets ;; HEADER SECTION ;; id = 16598 ;; 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 = 1 ;; { "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 20260323173944 20260312104202 20317 umich.edu. GrBIr+qCloXowF3/yHL0XH6PJOtiQSxn7KeiGFW/oWxyx3kH/hGvs5sn1FQH7tQhpWwh7hTTNjWJ LLlkz0/U4w== ) ;; 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 dns1.itd.umich.edu. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20260323173944 20260312104202 20317 umich.edu. OYlUR/SvATxegBU86y7vjZWQqYdiXaD96HLGvJKt76DFhDff6ykYZRcbZ4BVZ6/eq82ogGmNEtT+ hlImAYBKIg== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	dns3.umich.org is authoritative for umich.edu
	Found RRSIG signed by umich.edu zone
	Query to dns2.itd.umich.edu for umich.edu/SOA
	Received 524 bytes from 192.12.80.222
	;; Response received from [192.12.80.222] 524 octets ;; HEADER SECTION ;; id = 48283 ;; 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. 752078964 ;serial 1800 ;refresh 900 ;retry 2419200 ;expire 1800 ;minimum ) umich.edu. 1800 IN RRSIG ( SOA 13 2 1800 20260411114206 20260312104206 20317 umich.edu. BfGGEKmUMpbADLaPY5qxppnK+l82hMtqCy1O20NFuQxfH/P7ll9diautD00dNxYQXizkUWFUx5Hp v7We+G2FxQ== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20260323173944 20260312104202 20317 umich.edu. OYlUR/SvATxegBU86y7vjZWQqYdiXaD96HLGvJKt76DFhDff6ykYZRcbZ4BVZ6/eq82ogGmNEtT+ hlImAYBKIg== ) ;; 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 18.233.1.143 dns4.umich.org. 1800 IN A 3.224.111.90 dns2.itd.umich.edu. 1800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 1800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	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 = 34734 ;; 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. 752078964 ;serial 1800 ;refresh 900 ;retry 2419200 ;expire 1800 ;minimum ) umich.edu. 1800 IN RRSIG ( SOA 13 2 1800 20260411114206 20260312104206 20317 umich.edu. BfGGEKmUMpbADLaPY5qxppnK+l82hMtqCy1O20NFuQxfH/P7ll9diautD00dNxYQXizkUWFUx5Hp v7We+G2FxQ== ) ;; AUTHORITY SECTION (5 records) 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 NS dns4.umich.org. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20260323173944 20260312104202 20317 umich.edu. OYlUR/SvATxegBU86y7vjZWQqYdiXaD96HLGvJKt76DFhDff6ykYZRcbZ4BVZ6/eq82ogGmNEtT+ hlImAYBKIg== ) ;; 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 18.233.1.143 dns4.umich.org. 1800 IN A 3.224.111.90 dns2.itd.umich.edu. 1800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 1800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	Query to dns4.umich.org for umich.edu/SOA
	Received 422 bytes from 3.224.111.90
	;; Response received from [3.224.111.90] 422 octets ;; HEADER SECTION ;; id = 4712 ;; 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 = 1 ;; { "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. 752078964 ;serial 1800 ;refresh 900 ;retry 2419200 ;expire 1800 ;minimum ) umich.edu. 1800 IN RRSIG ( SOA 13 2 1800 20260411114206 20260312104206 20317 umich.edu. BfGGEKmUMpbADLaPY5qxppnK+l82hMtqCy1O20NFuQxfH/P7ll9diautD00dNxYQXizkUWFUx5Hp v7We+G2FxQ== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns4.umich.org. 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 RRSIG ( NS 13 2 172800 20260323173944 20260312104202 20317 umich.edu. OYlUR/SvATxegBU86y7vjZWQqYdiXaD96HLGvJKt76DFhDff6ykYZRcbZ4BVZ6/eq82ogGmNEtT+ hlImAYBKIg== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to dns3.umich.org for umich.edu/A
	Received 378 bytes from 18.233.1.143
	;; Response received from [18.233.1.143] 378 octets ;; HEADER SECTION ;; id = 48170 ;; 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 = 1 ;; { "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 20260323173944 20260312104202 20317 umich.edu. GrBIr+qCloXowF3/yHL0XH6PJOtiQSxn7KeiGFW/oWxyx3kH/hGvs5sn1FQH7tQhpWwh7hTTNjWJ LLlkz0/U4w== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN NS dns2.itd.umich.edu. umich.edu. 172800 IN NS dns1.itd.umich.edu. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20260323173944 20260312104202 20317 umich.edu. OYlUR/SvATxegBU86y7vjZWQqYdiXaD96HLGvJKt76DFhDff6ykYZRcbZ4BVZ6/eq82ogGmNEtT+ hlImAYBKIg== ) ;; ADDITIONAL SECTION (1 record) ;; { "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 20260323173944 20260312104202 20317 umich.edu. GrBIr+qCloXowF3/yHL0XH6PJOtiQSxn7KeiGFW/oWxyx3kH/hGvs5sn1FQH7tQhpWwh7hTTNjWJ LLlkz0/U4w== )`
	RRSIG=20317 and DNSKEY=20317 verifies the A RRset

umich.edu

	Query to dns4.umich.org for umich.edu/A
	Received 378 bytes from 3.224.111.90
	;; Response received from [3.224.111.90] 378 octets ;; HEADER SECTION ;; id = 50645 ;; 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 = 1 ;; { "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 20260323173944 20260312104202 20317 umich.edu. GrBIr+qCloXowF3/yHL0XH6PJOtiQSxn7KeiGFW/oWxyx3kH/hGvs5sn1FQH7tQhpWwh7hTTNjWJ LLlkz0/U4w== ) ;; 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 dns2.itd.umich.edu. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20260323173944 20260312104202 20317 umich.edu. OYlUR/SvATxegBU86y7vjZWQqYdiXaD96HLGvJKt76DFhDff6ykYZRcbZ4BVZ6/eq82ogGmNEtT+ hlImAYBKIg== ) ;; ADDITIONAL SECTION (1 record) ;; { "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 378 bytes from 3.224.111.90
	;; Response received from [3.224.111.90] 378 octets ;; HEADER SECTION ;; id = 54383 ;; 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 = 1 ;; { "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 20260323173944 20260312104202 20317 umich.edu. GrBIr+qCloXowF3/yHL0XH6PJOtiQSxn7KeiGFW/oWxyx3kH/hGvs5sn1FQH7tQhpWwh7hTTNjWJ LLlkz0/U4w== ) ;; 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 dns1.itd.umich.edu. umich.edu. 172800 IN NS dns4.umich.org. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20260323173944 20260312104202 20317 umich.edu. OYlUR/SvATxegBU86y7vjZWQqYdiXaD96HLGvJKt76DFhDff6ykYZRcbZ4BVZ6/eq82ogGmNEtT+ hlImAYBKIg== ) ;; ADDITIONAL SECTION (1 record) ;; { "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 20260323173944 20260312104202 20317 umich.edu. GrBIr+qCloXowF3/yHL0XH6PJOtiQSxn7KeiGFW/oWxyx3kH/hGvs5sn1FQH7tQhpWwh7hTTNjWJ LLlkz0/U4w== )`
	RRSIG=20317 and DNSKEY=20317 verifies the A RRset

umich.edu

	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 = 162 ;; 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 20260323173944 20260312104202 20317 umich.edu. GrBIr+qCloXowF3/yHL0XH6PJOtiQSxn7KeiGFW/oWxyx3kH/hGvs5sn1FQH7tQhpWwh7hTTNjWJ LLlkz0/U4w== ) ;; 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 20260323173944 20260312104202 20317 umich.edu. OYlUR/SvATxegBU86y7vjZWQqYdiXaD96HLGvJKt76DFhDff6ykYZRcbZ4BVZ6/eq82ogGmNEtT+ hlImAYBKIg== ) ;; 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 18.233.1.143 dns4.umich.org. 1800 IN A 3.224.111.90 dns2.itd.umich.edu. 1800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 1800 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 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 = 50550 ;; 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 20260323173944 20260312104202 20317 umich.edu. GrBIr+qCloXowF3/yHL0XH6PJOtiQSxn7KeiGFW/oWxyx3kH/hGvs5sn1FQH7tQhpWwh7hTTNjWJ LLlkz0/U4w== ) ;; 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 dns4.umich.org. umich.edu. 172800 IN NS dns3.umich.org. umich.edu. 172800 IN RRSIG ( NS 13 2 172800 20260323173944 20260312104202 20317 umich.edu. OYlUR/SvATxegBU86y7vjZWQqYdiXaD96HLGvJKt76DFhDff6ykYZRcbZ4BVZ6/eq82ogGmNEtT+ hlImAYBKIg== ) ;; 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 18.233.1.143 dns4.umich.org. 1800 IN A 3.224.111.90 dns2.itd.umich.edu. 1800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 1800 IN AAAA 2607:f018:fffd:53::2 ;; { "EDNS-VERSION": 0 }
	umich.edu A RR has value 162.159.140.37
	umich.edu A RR has value 172.66.0.37
	Found 1 RRSIGs over A RRset
	`umich.edu. 1800 IN RRSIG ( A 13 2 1800 20260323173944 20260312104202 20317 umich.edu. GrBIr+qCloXowF3/yHL0XH6PJOtiQSxn7KeiGFW/oWxyx3kH/hGvs5sn1FQH7tQhpWwh7hTTNjWJ LLlkz0/U4w== )`
	RRSIG=20317 and DNSKEY=20317 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 = 36636 ;; 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 20260323173944 20260312104202 20317 umich.edu. GrBIr+qCloXowF3/yHL0XH6PJOtiQSxn7KeiGFW/oWxyx3kH/hGvs5sn1FQH7tQhpWwh7hTTNjWJ LLlkz0/U4w== ) ;; AUTHORITY SECTION (5 records) umich.edu. 172800 IN NS dns4.umich.org. 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 RRSIG ( NS 13 2 172800 20260323173944 20260312104202 20317 umich.edu. OYlUR/SvATxegBU86y7vjZWQqYdiXaD96HLGvJKt76DFhDff6ykYZRcbZ4BVZ6/eq82ogGmNEtT+ hlImAYBKIg== ) ;; 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 18.233.1.143 dns4.umich.org. 1800 IN A 3.224.111.90 dns2.itd.umich.edu. 1800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 1800 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 = 24317 ;; 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 20260323173944 20260312104202 20317 umich.edu. GrBIr+qCloXowF3/yHL0XH6PJOtiQSxn7KeiGFW/oWxyx3kH/hGvs5sn1FQH7tQhpWwh7hTTNjWJ LLlkz0/U4w== ) ;; 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 20260323173944 20260312104202 20317 umich.edu. OYlUR/SvATxegBU86y7vjZWQqYdiXaD96HLGvJKt76DFhDff6ykYZRcbZ4BVZ6/eq82ogGmNEtT+ hlImAYBKIg== ) ;; 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 18.233.1.143 dns4.umich.org. 1800 IN A 3.224.111.90 dns2.itd.umich.edu. 1800 IN AAAA 2607:f018:fffd:53::12 dns1.itd.umich.edu. 1800 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 20260323173944 20260312104202 20317 umich.edu. GrBIr+qCloXowF3/yHL0XH6PJOtiQSxn7KeiGFW/oWxyx3kH/hGvs5sn1FQH7tQhpWwh7hTTNjWJ LLlkz0/U4w== )`
	RRSIG=20317 and DNSKEY=20317 verifies the A RRset

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