DNSSEC Debugger - american.edu

Domain Name:

Time: 2025-10-22 09:16:46 UTC

Analyzing DNSSEC problems for american.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 a.root-servers.net for ./DNSKEY
	Received 1139 bytes from 198.41.0.4
	;; Response received from [198.41.0.4] 1139 octets ;; HEADER SECTION ;; id = 43766 ;; 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) ;; . IN DNSKEY ;; ANSWER SECTION (4 records) . 172800 IN DNSKEY ( 256 3 8 AwEAAeuS7hMRZ7muj1c/ew2DoavxkBw3jUG5R79pKVDI39fxvlD1HfJYGJERnXuV4SrQfUPzWw/l t5Axb0EqXL/sQ2ZyntVmwQwoSXi2l9smlIKh2UrkTmmozRCPe7GS4fZTE4Ew7AV4YprTLgVmxiGP 4unRuXkYOgQJXCIBpVCmEdUli6X2sm0i5ZilU/Q+rX3RDw+eYPP7K0cJnJ+ZnvQDy14+BFtreWl9 enNQljgGpBp26lEp1z7AbvUfzkQNVCVGaM8jEaCSALXiROlwCQMOdj+tpLXFf99kdJnTQw2cpEr1 uGs/yENAJpoGhbjZAoIkXzDUBSlfFeYz7FWzH6gIe7M= ) ; keytag 61809 . 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326 . 172800 IN DNSKEY ( 257 3 8 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20251111000000 20251021000000 20326 . qu+HIDWi0ILo1qOR9j+Z8KZsBjm3N+xbTPm0UrqtVgtDmcuA0BF/m4zEQ/Wf32rCnGxW2tlrw0lq Lqpf/+1UtsfFhNCp6c88XVI19sLyeJwgAK0dYjZtSzObkArDsU9YHmKfB8ai18AN4XHD6Op1G5Io RJsNYsAyWg6GOkuaFspxV9L+ddDhjRhCmDKl3vHcRc9PscgwI47Y5hJgucB0uVbK1XbiQmAg8qqB 0YiVdyWknzL3VYkbdpyMYTlBXuLY9cW2bWrclP6nAnLNJ2BuyXBKOKXYvPCLEeu6hkmBJc6twAJK rGtEZaETWnYUFUgUj3bQHKYLgInclkXIEtF7gQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAeuS7hMRZ7muj1c/ew2DoavxkBw3jUG5R79pKVDI39fxvlD1HfJYGJERnXuV4SrQfUPzWw/l t5Axb0EqXL/sQ2ZyntVmwQwoSXi2l9smlIKh2UrkTmmozRCPe7GS4fZTE4Ew7AV4YprTLgVmxiGP 4unRuXkYOgQJXCIBpVCmEdUli6X2sm0i5ZilU/Q+rX3RDw+eYPP7K0cJnJ+ZnvQDy14+BFtreWl9 enNQljgGpBp26lEp1z7AbvUfzkQNVCVGaM8jEaCSALXiROlwCQMOdj+tpLXFf99kdJnTQw2cpEr1 uGs/yENAJpoGhbjZAoIkXzDUBSlfFeYz7FWzH6gIe7M= ) ; keytag 61809`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696`
	DNSKEY=20326/SEP is now in the chain-of-trust
	DS=20326/SHA-256 verifies DNSKEY=20326/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`. 172800 IN RRSIG ( DNSKEY 8 0 172800 20251111000000 20251021000000 20326 . qu+HIDWi0ILo1qOR9j+Z8KZsBjm3N+xbTPm0UrqtVgtDmcuA0BF/m4zEQ/Wf32rCnGxW2tlrw0lq Lqpf/+1UtsfFhNCp6c88XVI19sLyeJwgAK0dYjZtSzObkArDsU9YHmKfB8ai18AN4XHD6Op1G5Io RJsNYsAyWg6GOkuaFspxV9L+ddDhjRhCmDKl3vHcRc9PscgwI47Y5hJgucB0uVbK1XbiQmAg8qqB 0YiVdyWknzL3VYkbdpyMYTlBXuLY9cW2bWrclP6nAnLNJ2BuyXBKOKXYvPCLEeu6hkmBJc6twAJK rGtEZaETWnYUFUgUj3bQHKYLgInclkXIEtF7gQ== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=61809 is now in the chain-of-trust
	DNSKEY=38696/SEP is now in the chain-of-trust
	Query to e.root-servers.net for american.edu/A
	Received 1171 bytes from 192.203.230.10
	;; Response received from [192.203.230.10] 1171 octets ;; HEADER SECTION ;; id = 42976 ;; 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) ;; american.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 20251104050000 20251022040000 61809 . 4hgpU395NQ+etFMZkZw6TlcImhs9H5ounzPeO87q6tN/V4ALSMXFjfzlCYldI5EcaCx7DVZe/Ao3 1XxXXnW/vA9zOnYvWNqmjX38ZK9J2DCHye4zIXVXorSZDUXxPKyoR+lTG2ROGJ5U8IuIDqWlztdH nTcG8zDd2jfCzlOzXGQQcms+HpOI1d19WG8jH5A3J9+AblP2xSKaQWFpcSJh/WXnr/7WWhYTo4A4 ZBtiYhN37T5YGyqfYVLmdEx8eWNJKEDMBWfeu9vQhD79Yo5a0QRZbqvhvNuOh6NPB+quzuxTgBvt NyhoVZPzJHPa0ZuI4he7UbQjqrN0kvNi2zIVhg== ) ;; 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 f.root-servers.net for edu/DNSKEY
	Received 1162 bytes from 192.5.5.241
	;; Response received from [192.5.5.241] 1162 octets ;; HEADER SECTION ;; id = 59303 ;; 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) ;; 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 20251104050000 20251022040000 61809 . 4hgpU395NQ+etFMZkZw6TlcImhs9H5ounzPeO87q6tN/V4ALSMXFjfzlCYldI5EcaCx7DVZe/Ao3 1XxXXnW/vA9zOnYvWNqmjX38ZK9J2DCHye4zIXVXorSZDUXxPKyoR+lTG2ROGJ5U8IuIDqWlztdH nTcG8zDd2jfCzlOzXGQQcms+HpOI1d19WG8jH5A3J9+AblP2xSKaQWFpcSJh/WXnr/7WWhYTo4A4 ZBtiYhN37T5YGyqfYVLmdEx8eWNJKEDMBWfeu9vQhD79Yo5a0QRZbqvhvNuOh6NPB+quzuxTgBvt NyhoVZPzJHPa0ZuI4he7UbQjqrN0kvNi2zIVhg== ) ;; 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 }
	Found child zone edu

edu

	Checking DS between . and edu
	Query to d.root-servers.net for edu/DS
	Received 367 bytes from 199.7.91.13
	;; Response received from [199.7.91.13] 367 octets ;; HEADER SECTION ;; id = 12107 ;; 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": 1450, ;; "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 20251104050000 20251022040000 61809 . 4hgpU395NQ+etFMZkZw6TlcImhs9H5ounzPeO87q6tN/V4ALSMXFjfzlCYldI5EcaCx7DVZe/Ao3 1XxXXnW/vA9zOnYvWNqmjX38ZK9J2DCHye4zIXVXorSZDUXxPKyoR+lTG2ROGJ5U8IuIDqWlztdH nTcG8zDd2jfCzlOzXGQQcms+HpOI1d19WG8jH5A3J9+AblP2xSKaQWFpcSJh/WXnr/7WWhYTo4A4 ZBtiYhN37T5YGyqfYVLmdEx8eWNJKEDMBWfeu9vQhD79Yo5a0QRZbqvhvNuOh6NPB+quzuxTgBvt NyhoVZPzJHPa0ZuI4he7UbQjqrN0kvNi2zIVhg== ) ;; 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 20251104050000 20251022040000 61809 . 4hgpU395NQ+etFMZkZw6TlcImhs9H5ounzPeO87q6tN/V4ALSMXFjfzlCYldI5EcaCx7DVZe/Ao3 1XxXXnW/vA9zOnYvWNqmjX38ZK9J2DCHye4zIXVXorSZDUXxPKyoR+lTG2ROGJ5U8IuIDqWlztdH nTcG8zDd2jfCzlOzXGQQcms+HpOI1d19WG8jH5A3J9+AblP2xSKaQWFpcSJh/WXnr/7WWhYTo4A4 ZBtiYhN37T5YGyqfYVLmdEx8eWNJKEDMBWfeu9vQhD79Yo5a0QRZbqvhvNuOh6NPB+quzuxTgBvt NyhoVZPzJHPa0ZuI4he7UbQjqrN0kvNi2zIVhg== )`
	RRSIG=61809 and DNSKEY=61809 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 e.edu-servers.net for edu/DNSKEY
	Received 291 bytes from 192.12.94.30
	;; Response received from [192.12.94.30] 291 octets ;; HEADER SECTION ;; id = 2657 ;; 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 z4lwcWrgRUDpdraaCEucEEmkrer/JTr5FtHXCpe1b+wON9Q2f0ytrulcutPgQOuh8YhsdM+cJa1X 5pDSvxeySA== ) ; keytag 35999 edu. 86400 IN DNSKEY ( 257 3 13 vqk4cwmCpZkXat25PaOVt3RPYDOmCr8B4D1IynrqSqzs+BeCYI6pnBNRUD9BgfqbxZHyfyDz6vbv 8KQaT7maRw== ) ; keytag 35663 edu. 86400 IN RRSIG ( DNSKEY 13 1 86400 20251101151114 20251017150614 35663 edu. eS6qSccAGXZ34LQALKubWMNMIwRf8KjZ6nypFx1DKwDHz8xcwI86HnEAA9xlDeq9UPcZGW1U2yg6 nlq3x4CMyg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for edu
	`edu. 86400 IN DNSKEY ( 256 3 13 z4lwcWrgRUDpdraaCEucEEmkrer/JTr5FtHXCpe1b+wON9Q2f0ytrulcutPgQOuh8YhsdM+cJa1X 5pDSvxeySA== ) ; keytag 35999`
	`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 20251101151114 20251017150614 35663 edu. eS6qSccAGXZ34LQALKubWMNMIwRf8KjZ6nypFx1DKwDHz8xcwI86HnEAA9xlDeq9UPcZGW1U2yg6 nlq3x4CMyg== )`
	RRSIG=35663 and DNSKEY=35663/SEP verifies the DNSKEY RRset
	DNSKEY=35999 is now in the chain-of-trust
	Query to m.edu-servers.net for american.edu/A
	Received 503 bytes from 192.55.83.30
	;; Response received from [192.55.83.30] 503 octets ;; HEADER SECTION ;; id = 20229 ;; 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) ;; american.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) american.edu. 172800 IN NS ns01.american.edu. american.edu. 172800 IN NS ns02.american.edu. american.edu. 172800 IN NS ns03.american.edu. 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN NSEC3 ( 1 1 0 - 9irjmuel398sejh8crdik2h2k85k5243 NS SOA RRSIG DNSKEY NSEC3PARAM ) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN RRSIG ( NSEC3 13 2 900 20251028030224 20251021015224 35999 edu. BUOxw1pfMwCwYb/X4bBKuvnkrLEYnPqX1A0isQ+CCZ06CbbRSgjq0vf9MYV7gJwZRWO9nbUQB7dc 5OPx0IHxTA== ) I1CRLQ0B2VMNU654FV427SUNCE9RC7OE.edu. 900 IN NSEC3 ( 1 1 0 - icso6ufu4ouk2g836o7j3jp2vmag32q5 NS DS RRSIG ) I1CRLQ0B2VMNU654FV427SUNCE9RC7OE.edu. 900 IN RRSIG ( NSEC3 13 2 900 20251026030152 20251019015152 35999 edu. 35poDZpAFzI6U1g4yb07Tt0ohWkfk6c5nPKvss12onFJo7LRkAwa7TEA092/FyBSaowRIf3a6Azc JV2BO3idtA== ) ;; ADDITIONAL SECTION (4 records) ns01.american.edu. 172800 IN A 147.9.2.4 ns02.american.edu. 172800 IN A 192.5.15.4 ns03.american.edu. 172800 IN A 147.9.2.132 ;; { "EDNS-VERSION": 0 }
	Query to a.edu-servers.net for american.edu/DNSKEY
	Received 503 bytes from 192.5.6.30
	;; Response received from [192.5.6.30] 503 octets ;; HEADER SECTION ;; id = 18489 ;; 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) ;; american.edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) american.edu. 172800 IN NS ns01.american.edu. american.edu. 172800 IN NS ns02.american.edu. american.edu. 172800 IN NS ns03.american.edu. 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN NSEC3 ( 1 1 0 - 9irjmuel398sejh8crdik2h2k85k5243 NS SOA RRSIG DNSKEY NSEC3PARAM ) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN RRSIG ( NSEC3 13 2 900 20251028030224 20251021015224 35999 edu. BUOxw1pfMwCwYb/X4bBKuvnkrLEYnPqX1A0isQ+CCZ06CbbRSgjq0vf9MYV7gJwZRWO9nbUQB7dc 5OPx0IHxTA== ) I1CRLQ0B2VMNU654FV427SUNCE9RC7OE.edu. 900 IN NSEC3 ( 1 1 0 - icso6ufu4ouk2g836o7j3jp2vmag32q5 NS DS RRSIG ) I1CRLQ0B2VMNU654FV427SUNCE9RC7OE.edu. 900 IN RRSIG ( NSEC3 13 2 900 20251026030152 20251019015152 35999 edu. 35poDZpAFzI6U1g4yb07Tt0ohWkfk6c5nPKvss12onFJo7LRkAwa7TEA092/FyBSaowRIf3a6Azc JV2BO3idtA== ) ;; ADDITIONAL SECTION (4 records) ns01.american.edu. 172800 IN A 147.9.2.4 ns02.american.edu. 172800 IN A 192.5.15.4 ns03.american.edu. 172800 IN A 147.9.2.132 ;; { "EDNS-VERSION": 0 }
	Found child zone american.edu

american.edu

	Checking DS between edu and american.edu
	Query to i.edu-servers.net for american.edu/DS
	Received 572 bytes from 192.43.172.30
	;; Response received from [192.43.172.30] 572 octets ;; HEADER SECTION ;; id = 28499 ;; 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) ;; american.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 20251028030224 20251021015224 35999 edu. BUOxw1pfMwCwYb/X4bBKuvnkrLEYnPqX1A0isQ+CCZ06CbbRSgjq0vf9MYV7gJwZRWO9nbUQB7dc 5OPx0IHxTA== ) edu. 900 IN SOA ( a.edu-servers.net. nstld.verisign-grs.com. 1761124584 ;serial 1800 ;refresh 900 ;retry 604800 ;expire 900 ;minimum ) edu. 900 IN RRSIG ( SOA 13 1 900 20251029091624 20251022080624 35999 edu. Rzl1png3/Xxjxhkp0OFsg5JOzSvD0gcmvUsM3eUD4sH6Ep+oOcol99YF98lgZdSKhtzV9NAHeJ1z m/lXUATPGg== ) I1CRLQ0B2VMNU654FV427SUNCE9RC7OE.edu. 900 IN NSEC3 ( 1 1 0 - icso6ufu4ouk2g836o7j3jp2vmag32q5 NS DS RRSIG ) I1CRLQ0B2VMNU654FV427SUNCE9RC7OE.edu. 900 IN RRSIG ( NSEC3 13 2 900 20251026030152 20251019015152 35999 edu. 35poDZpAFzI6U1g4yb07Tt0ohWkfk6c5nPKvss12onFJo7LRkAwa7TEA092/FyBSaowRIf3a6Azc JV2BO3idtA== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DS records found for american.edu in the edu zone
	Query to ns01.american.edu for american.edu/DNSKEY
	Received 93 bytes from 147.9.2.4
	;; Response received from [147.9.2.4] 93 octets ;; HEADER SECTION ;; id = 38753 ;; 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) ;; american.edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (1 record) american.edu. 1 IN SOA ( ns01.american.edu. hostmaster.american.edu. 2013078194 ;serial 14400 ;refresh 3600 ;retry 2419200 ;expire 1 ;minimum ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DNSKEY records found
	Query to ns03.american.edu for american.edu/A
	Received 183 bytes from 147.9.2.132
	;; Response received from [147.9.2.132] 183 octets ;; HEADER SECTION ;; id = 47918 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; american.edu. IN A ;; ANSWER SECTION (3 records) american.edu. 60 IN A 172.66.167.252 american.edu. 60 IN A 104.20.42.212 american.edu. 123 IN RRSIG ( A 13 6 300 20251023101350 20251021081350 34505 cloudflare.net. V0AGGZ+LY/RyWpYW7jFED9/BpL0snw3k3pM4iE0Ta3vZ2LfjY0pCcfj8Wdw/CBFushk1zuDECxXK ketv8UofNg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns03.american.edu is authoritative for american.edu
	Found RRSIG signed by cloudflare.net zone
	Query to ns01.american.edu for american.edu/SOA
	Received 93 bytes from 147.9.2.4
	;; Response received from [147.9.2.4] 93 octets ;; HEADER SECTION ;; id = 56657 ;; 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) ;; american.edu. IN SOA ;; ANSWER SECTION (1 record) american.edu. 900 IN SOA ( ns01.american.edu. hostmaster.american.edu. 2013078194 ;serial 14400 ;refresh 3600 ;retry 2419200 ;expire 1 ;minimum ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to ns02.american.edu for american.edu/SOA
	Received 93 bytes from 192.5.15.4
	;; Response received from [192.5.15.4] 93 octets ;; HEADER SECTION ;; id = 47444 ;; 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) ;; american.edu. IN SOA ;; ANSWER SECTION (1 record) american.edu. 900 IN SOA ( ns01.american.edu. hostmaster.american.edu. 2013078194 ;serial 14400 ;refresh 3600 ;retry 2419200 ;expire 1 ;minimum ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to ns03.american.edu for american.edu/A
	Received 183 bytes from 147.9.2.132
	;; Response received from [147.9.2.132] 183 octets ;; HEADER SECTION ;; id = 13781 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; american.edu. IN A ;; ANSWER SECTION (3 records) american.edu. 60 IN A 104.20.42.212 american.edu. 60 IN A 172.66.167.252 american.edu. 123 IN RRSIG ( A 13 6 300 20251023101350 20251021081350 34505 cloudflare.net. V0AGGZ+LY/RyWpYW7jFED9/BpL0snw3k3pM4iE0Ta3vZ2LfjY0pCcfj8Wdw/CBFushk1zuDECxXK ketv8UofNg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	american.edu A RR has value 104.20.42.212
	american.edu A RR has value 172.66.167.252
	Found 1 RRSIGs over A RRset
	`american.edu. 123 IN RRSIG ( A 13 6 300 20251023101350 20251021081350 34505 cloudflare.net. V0AGGZ+LY/RyWpYW7jFED9/BpL0snw3k3pM4iE0Ta3vZ2LfjY0pCcfj8Wdw/CBFushk1zuDECxXK ketv8UofNg== )`

american.edu

	Query to ns01.american.edu for american.edu/A
	Received 183 bytes from 147.9.2.4
	;; Response received from [147.9.2.4] 183 octets ;; HEADER SECTION ;; id = 60403 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; american.edu. IN A ;; ANSWER SECTION (3 records) american.edu. 26 IN A 172.66.167.252 american.edu. 26 IN A 104.20.42.212 american.edu. 26 IN RRSIG ( A 13 6 300 20251023101213 20251021081213 34505 cloudflare.net. JbqQV3M/NNQDwjDZHjOEgYVrs7X0MqFUF+ibXjYZNuOt8cnLvGGRXnUHP1KZgOb/jRUYXU7AGNCw YezbvD4EIw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns01.american.edu is authoritative for american.edu
	Found RRSIG signed by cloudflare.net zone
	Query to ns01.american.edu for american.edu/A
	Received 183 bytes from 147.9.2.4
	;; Response received from [147.9.2.4] 183 octets ;; HEADER SECTION ;; id = 2557 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; american.edu. IN A ;; ANSWER SECTION (3 records) american.edu. 26 IN A 104.20.42.212 american.edu. 26 IN A 172.66.167.252 american.edu. 26 IN RRSIG ( A 13 6 300 20251023101213 20251021081213 34505 cloudflare.net. JbqQV3M/NNQDwjDZHjOEgYVrs7X0MqFUF+ibXjYZNuOt8cnLvGGRXnUHP1KZgOb/jRUYXU7AGNCw YezbvD4EIw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	american.edu A RR has value 104.20.42.212
	american.edu A RR has value 172.66.167.252
	Found 1 RRSIGs over A RRset
	`american.edu. 26 IN RRSIG ( A 13 6 300 20251023101213 20251021081213 34505 cloudflare.net. JbqQV3M/NNQDwjDZHjOEgYVrs7X0MqFUF+ibXjYZNuOt8cnLvGGRXnUHP1KZgOb/jRUYXU7AGNCw YezbvD4EIw== )`

american.edu

	Query to ns02.american.edu for american.edu/A
	Received 183 bytes from 192.5.15.4
	;; Response received from [192.5.15.4] 183 octets ;; HEADER SECTION ;; id = 52252 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; american.edu. IN A ;; ANSWER SECTION (3 records) american.edu. 60 IN A 104.20.42.212 american.edu. 60 IN A 172.66.167.252 american.edu. 113 IN RRSIG ( A 13 6 300 20251023101340 20251021081340 34505 cloudflare.net. an5OcS+3J2ywpAt4ARoGNBAQMltWvbd+7nqK7i0wYdJ/LSLq3veZC1Zwz+TSJ2oEJO4W7/tJLCWb z880mhsBmA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns02.american.edu is authoritative for american.edu
	Found RRSIG signed by cloudflare.net zone
	Query to ns02.american.edu for american.edu/A
	Received 183 bytes from 192.5.15.4
	;; Response received from [192.5.15.4] 183 octets ;; HEADER SECTION ;; id = 62239 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; american.edu. IN A ;; ANSWER SECTION (3 records) american.edu. 60 IN A 172.66.167.252 american.edu. 60 IN A 104.20.42.212 american.edu. 113 IN RRSIG ( A 13 6 300 20251023101340 20251021081340 34505 cloudflare.net. an5OcS+3J2ywpAt4ARoGNBAQMltWvbd+7nqK7i0wYdJ/LSLq3veZC1Zwz+TSJ2oEJO4W7/tJLCWb z880mhsBmA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	american.edu A RR has value 172.66.167.252
	american.edu A RR has value 104.20.42.212
	Found 1 RRSIGs over A RRset
	`american.edu. 113 IN RRSIG ( A 13 6 300 20251023101340 20251021081340 34505 cloudflare.net. an5OcS+3J2ywpAt4ARoGNBAQMltWvbd+7nqK7i0wYdJ/LSLq3veZC1Zwz+TSJ2oEJO4W7/tJLCWb z880mhsBmA== )`

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DNSSEC Debugger

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