DNSSEC Debugger - harvard.edu

Domain Name:

Time: 2025-12-01 10:38:12 UTC

Analyzing DNSSEC problems for harvard.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 b.root-servers.net for ./DNSKEY
	Received 1139 bytes from 170.247.170.2
	;; Response received from [170.247.170.2] 1139 octets ;; HEADER SECTION ;; id = 41080 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 4 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (4 records) . 172800 IN DNSKEY ( 256 3 8 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 20251221000000 20251130000000 20326 . L/iH2Q42PclQDXuwtlroZdsA6QvdFsYiK32J0zRyhKdUS3g1JXLbxvT1XMCY/O8VChagqJJKgR9K oRyDBuUwYcYEVAUjKdWLRyylxNt6Gak+OItMAr2b1lmRzXoHfKkihi6XdY8n9eG3tGAZi3Dc0gh7 aZP1hrKUBM/zBA1qqyDRwvAFomgPx7bmOEpVgdZ+yLaKZtzBHCIbLvGfSrWJ82UjxIxTFt1SrZsv rRdLsXDaaNPgClzdEtbzPCfbaIaeMghxRAZjCWOR2iliklsiiLzStP3VTxe7VijQS8vpQzTPFaQl Yr5CNG0n4ZeUCKIXIEyV02V2QqjIAxSTe2xeRQ== ) ;; 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 20251221000000 20251130000000 20326 . L/iH2Q42PclQDXuwtlroZdsA6QvdFsYiK32J0zRyhKdUS3g1JXLbxvT1XMCY/O8VChagqJJKgR9K oRyDBuUwYcYEVAUjKdWLRyylxNt6Gak+OItMAr2b1lmRzXoHfKkihi6XdY8n9eG3tGAZi3Dc0gh7 aZP1hrKUBM/zBA1qqyDRwvAFomgPx7bmOEpVgdZ+yLaKZtzBHCIbLvGfSrWJ82UjxIxTFt1SrZsv rRdLsXDaaNPgClzdEtbzPCfbaIaeMghxRAZjCWOR2iliklsiiLzStP3VTxe7VijQS8vpQzTPFaQl Yr5CNG0n4ZeUCKIXIEyV02V2QqjIAxSTe2xeRQ== )`
	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 i.root-servers.net for harvard.edu/A
	Received 1170 bytes from 192.36.148.17
	;; Response received from [192.36.148.17] 1170 octets ;; HEADER SECTION ;; id = 59243 ;; 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) ;; harvard.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (15 records) edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS j.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 20251214050000 20251201040000 61809 . xiZfmuGkKapjZ6EA7EiQgxULmT7yuojISkjJTz0TTGmXTO9bUuiwZMXbQaR12cDzoHK0RapO4Rfs HLexj/PJh7eSLukVIROPlUN31spPr6snNFf1wQiVJljx+UC4nAdZ1MtFX8f8jB+nzG5FuJtMMk72 QI4geGKt50EMeXkpvKESpM+dcfGhcZYvbt9EYtJjnvSTfsFHyNXQgFFKztN4vFOPdmfg7eO1QXra 5wnHJ8GewvYGB0WuSNtkdivnX1QRRSEjNVQlGhWmMSY4OzXxhqMWtKhyky3v7rXWvVXr5uMe5vlS 9YCgaWvNsfesv8bYlTAbeNhDPrPQLgmg6c2P+g== ) ;; ADDITIONAL SECTION (27 records) m.edu-servers.net. 172800 IN A 192.55.83.30 l.edu-servers.net. 172800 IN A 192.41.162.30 k.edu-servers.net. 172800 IN A 192.52.178.30 j.edu-servers.net. 172800 IN A 192.48.79.30 i.edu-servers.net. 172800 IN A 192.43.172.30 h.edu-servers.net. 172800 IN A 192.54.112.30 g.edu-servers.net. 172800 IN A 192.42.93.30 f.edu-servers.net. 172800 IN A 192.35.51.30 e.edu-servers.net. 172800 IN A 192.12.94.30 d.edu-servers.net. 172800 IN A 192.31.80.30 c.edu-servers.net. 172800 IN A 192.26.92.30 b.edu-servers.net. 172800 IN A 192.33.14.30 a.edu-servers.net. 172800 IN A 192.5.6.30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 j.edu-servers.net. 172800 IN AAAA 2001:502:7094::30 i.edu-servers.net. 172800 IN AAAA 2001:503:39c1::30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::30 f.edu-servers.net. 172800 IN AAAA 2001:503:d414::30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::30 d.edu-servers.net. 172800 IN AAAA 2001:500:856e::30 c.edu-servers.net. 172800 IN AAAA 2001:503:83eb::30 b.edu-servers.net. 172800 IN AAAA 2001:503:231d::2:30 a.edu-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 ;; { "EDNS-VERSION": 0 }
	Query to 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 = 13795 ;; 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 20251214050000 20251201040000 61809 . xiZfmuGkKapjZ6EA7EiQgxULmT7yuojISkjJTz0TTGmXTO9bUuiwZMXbQaR12cDzoHK0RapO4Rfs HLexj/PJh7eSLukVIROPlUN31spPr6snNFf1wQiVJljx+UC4nAdZ1MtFX8f8jB+nzG5FuJtMMk72 QI4geGKt50EMeXkpvKESpM+dcfGhcZYvbt9EYtJjnvSTfsFHyNXQgFFKztN4vFOPdmfg7eO1QXra 5wnHJ8GewvYGB0WuSNtkdivnX1QRRSEjNVQlGhWmMSY4OzXxhqMWtKhyky3v7rXWvVXr5uMe5vlS 9YCgaWvNsfesv8bYlTAbeNhDPrPQLgmg6c2P+g== ) ;; 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 i.root-servers.net for edu/DS
	Received 367 bytes from 192.36.148.17
	;; Response received from [192.36.148.17] 367 octets ;; HEADER SECTION ;; id = 26692 ;; 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 20251214050000 20251201040000 61809 . xiZfmuGkKapjZ6EA7EiQgxULmT7yuojISkjJTz0TTGmXTO9bUuiwZMXbQaR12cDzoHK0RapO4Rfs HLexj/PJh7eSLukVIROPlUN31spPr6snNFf1wQiVJljx+UC4nAdZ1MtFX8f8jB+nzG5FuJtMMk72 QI4geGKt50EMeXkpvKESpM+dcfGhcZYvbt9EYtJjnvSTfsFHyNXQgFFKztN4vFOPdmfg7eO1QXra 5wnHJ8GewvYGB0WuSNtkdivnX1QRRSEjNVQlGhWmMSY4OzXxhqMWtKhyky3v7rXWvVXr5uMe5vlS 9YCgaWvNsfesv8bYlTAbeNhDPrPQLgmg6c2P+g== ) ;; 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 20251214050000 20251201040000 61809 . xiZfmuGkKapjZ6EA7EiQgxULmT7yuojISkjJTz0TTGmXTO9bUuiwZMXbQaR12cDzoHK0RapO4Rfs HLexj/PJh7eSLukVIROPlUN31spPr6snNFf1wQiVJljx+UC4nAdZ1MtFX8f8jB+nzG5FuJtMMk72 QI4geGKt50EMeXkpvKESpM+dcfGhcZYvbt9EYtJjnvSTfsFHyNXQgFFKztN4vFOPdmfg7eO1QXra 5wnHJ8GewvYGB0WuSNtkdivnX1QRRSEjNVQlGhWmMSY4OzXxhqMWtKhyky3v7rXWvVXr5uMe5vlS 9YCgaWvNsfesv8bYlTAbeNhDPrPQLgmg6c2P+g== )`
	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 i.edu-servers.net for edu/DNSKEY
	Received 291 bytes from 192.43.172.30
	;; Response received from [192.43.172.30] 291 octets ;; HEADER SECTION ;; id = 40008 ;; 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 20251211161114 20251126160614 35663 edu. 9zLVC3L4z2u9zZGIEoFP3xdHdqDRhplS1Xe3RumasGlwyhQfHvs33EGDBH+YgTeTVbSxoz5Aa6Fa JDlorLt4ZA== ) ;; 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 20251211161114 20251126160614 35663 edu. 9zLVC3L4z2u9zZGIEoFP3xdHdqDRhplS1Xe3RumasGlwyhQfHvs33EGDBH+YgTeTVbSxoz5Aa6Fa JDlorLt4ZA== )`
	RRSIG=35663 and DNSKEY=35663/SEP verifies the DNSKEY RRset
	DNSKEY=35999 is now in the chain-of-trust
	Query to b.edu-servers.net for harvard.edu/A
	Received 529 bytes from 192.33.14.30
	;; Response received from [192.33.14.30] 529 octets ;; HEADER SECTION ;; id = 18166 ;; 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 = 10 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; harvard.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (10 records) harvard.edu. 172800 IN NS a7-65.akam.net. harvard.edu. 172800 IN NS a11-67.akam.net. harvard.edu. 172800 IN NS a1-171.akam.net. harvard.edu. 172800 IN NS a16-64.akam.net. harvard.edu. 172800 IN NS a6-66.akam.net. harvard.edu. 172800 IN NS a10-66.akam.net. 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN NSEC3 ( 1 1 0 - 9irjmuel398sejh8crdik2h2k85k5243 NS SOA RRSIG DNSKEY NSEC3PARAM ) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN RRSIG ( NSEC3 13 2 900 20251207031502 20251130020502 35999 edu. EMEDEAXZnZtUKvJ3FBkXELDi5gkaNN1VWwhSA55+7fZcSr8m/fdPFimyHCiX/Y9RK0zkfyHHvVCe muOSIfnJuQ== ) HG0GS3GLNVQFTFLLSG09865AF4LP7RHD.edu. 900 IN NSEC3 ( 1 1 0 - hvjbd29h7hpsenj7nho8i30febgbsq5v NS DS RRSIG ) HG0GS3GLNVQFTFLLSG09865AF4LP7RHD.edu. 900 IN RRSIG ( NSEC3 13 2 900 20251207031502 20251130020502 35999 edu. RbJM7UzQeXm+zG04JhYo/0RXz9VmwgD9uRZhg++rfVspWWB4kZeBnwKOkM60u5vfDMtRDqhPoj66 CKUvCjVFTQ== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to c.edu-servers.net for harvard.edu/DNSKEY
	Received 529 bytes from 192.26.92.30
	;; Response received from [192.26.92.30] 529 octets ;; HEADER SECTION ;; id = 27316 ;; 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 = 10 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; harvard.edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (10 records) harvard.edu. 172800 IN NS a7-65.akam.net. harvard.edu. 172800 IN NS a11-67.akam.net. harvard.edu. 172800 IN NS a1-171.akam.net. harvard.edu. 172800 IN NS a16-64.akam.net. harvard.edu. 172800 IN NS a6-66.akam.net. harvard.edu. 172800 IN NS a10-66.akam.net. 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN NSEC3 ( 1 1 0 - 9irjmuel398sejh8crdik2h2k85k5243 NS SOA RRSIG DNSKEY NSEC3PARAM ) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN RRSIG ( NSEC3 13 2 900 20251207031502 20251130020502 35999 edu. EMEDEAXZnZtUKvJ3FBkXELDi5gkaNN1VWwhSA55+7fZcSr8m/fdPFimyHCiX/Y9RK0zkfyHHvVCe muOSIfnJuQ== ) HG0GS3GLNVQFTFLLSG09865AF4LP7RHD.edu. 900 IN NSEC3 ( 1 1 0 - hvjbd29h7hpsenj7nho8i30febgbsq5v NS DS RRSIG ) HG0GS3GLNVQFTFLLSG09865AF4LP7RHD.edu. 900 IN RRSIG ( NSEC3 13 2 900 20251207031502 20251130020502 35999 edu. RbJM7UzQeXm+zG04JhYo/0RXz9VmwgD9uRZhg++rfVspWWB4kZeBnwKOkM60u5vfDMtRDqhPoj66 CKUvCjVFTQ== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found child zone harvard.edu

harvard.edu

	Checking DS between edu and harvard.edu
	Query to b.edu-servers.net for harvard.edu/DS
	Received 571 bytes from 192.33.14.30
	;; Response received from [192.33.14.30] 571 octets ;; HEADER SECTION ;; id = 5902 ;; 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) ;; harvard.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 20251207031502 20251130020502 35999 edu. EMEDEAXZnZtUKvJ3FBkXELDi5gkaNN1VWwhSA55+7fZcSr8m/fdPFimyHCiX/Y9RK0zkfyHHvVCe muOSIfnJuQ== ) edu. 900 IN SOA ( a.edu-servers.net. nstld.verisign-grs.com. 1764585470 ;serial 1800 ;refresh 900 ;retry 604800 ;expire 900 ;minimum ) edu. 900 IN RRSIG ( SOA 13 1 900 20251208103750 20251201092750 35999 edu. 8i0DAnXayxUVZ2Vy3tQm9FBNfJCZooPNPH6W1AL+4f+D+o2VM7ex21oy2SJAgj4maIgdkaDJ5tEm Z2lbvrBnKg== ) HG0GS3GLNVQFTFLLSG09865AF4LP7RHD.edu. 900 IN NSEC3 ( 1 1 0 - hvjbd29h7hpsenj7nho8i30febgbsq5v NS DS RRSIG ) HG0GS3GLNVQFTFLLSG09865AF4LP7RHD.edu. 900 IN RRSIG ( NSEC3 13 2 900 20251207031502 20251130020502 35999 edu. RbJM7UzQeXm+zG04JhYo/0RXz9VmwgD9uRZhg++rfVspWWB4kZeBnwKOkM60u5vfDMtRDqhPoj66 CKUvCjVFTQ== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DS records found for harvard.edu in the edu zone
	Query to a16-64.akam.net for harvard.edu/DNSKEY
	Received 574 bytes from 23.211.132.64
	;; Response received from [23.211.132.64] 574 octets ;; HEADER SECTION ;; id = 16262 ;; 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 = 6 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; harvard.edu. IN DNSKEY ;; ANSWER SECTION (6 records) harvard.edu. 7200 IN DNSKEY ( 256 3 13 HKXe38dmE6lsyhBxW50250ahvKMT5c+II/wiSVVCDLPBX998oYpgEfAhjziwVnEz+dZfNUvEuO4n Mxzd+eYRkw== ) ; keytag 27126 harvard.edu. 7200 IN DNSKEY ( 257 3 13 EkKHwxdk/inZi8RzddPQHgHBjT2gv01pa7ayCsnJUqJE8VYfsBdz5ZLH8oyUvHZ4s5d7FVaxivHo QBnkn85FTA== ) ; keytag 38415 harvard.edu. 7200 IN DNSKEY ( 256 3 13 blREBhAJe0IYf8yuVZ3RkfgqmwSdptaqqfSc86dOzHCf4MxIIvJEmLF3mPJ++2pQVinK1iBdSrh0 Y5x1cKd3cQ== ) ; keytag 40106 harvard.edu. 7200 IN DNSKEY ( 257 3 13 64YUnmo3rce+5LaTJEOPG87BIJ8lZ9TkyrfjKA5cN8YC3WfGiP/NOLhRDKu3dQl4SO3CIUgp4iZA ddAcZ1kNNQ== ) ; keytag 9215 harvard.edu. 7200 IN RRSIG ( DNSKEY 13 2 7200 20251204014422 20251201004422 9215 harvard.edu. F5exSawzZJg/+E/MulwurMBfYb0NBbBnAut+fuisK2kGWsZESXs0gX77oqEA0Pe2uUATWR8T97tA vggmujWcTw== ) harvard.edu. 7200 IN RRSIG ( DNSKEY 13 2 7200 20251204014422 20251201004422 38415 harvard.edu. 2W02F1IAnOf6ql479tFAxcA4de0V0sxPwDo9uRgbW7PO6aK3AAPoEbxqOTdtA/hfW5fF9BSzgXrf 0Nu4SvyT4Q== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 4 DNSKEY records for harvard.edu
	`harvard.edu. 7200 IN DNSKEY ( 256 3 13 HKXe38dmE6lsyhBxW50250ahvKMT5c+II/wiSVVCDLPBX998oYpgEfAhjziwVnEz+dZfNUvEuO4n Mxzd+eYRkw== ) ; keytag 27126`
	`harvard.edu. 7200 IN DNSKEY ( 257 3 13 EkKHwxdk/inZi8RzddPQHgHBjT2gv01pa7ayCsnJUqJE8VYfsBdz5ZLH8oyUvHZ4s5d7FVaxivHo QBnkn85FTA== ) ; keytag 38415`
	`harvard.edu. 7200 IN DNSKEY ( 256 3 13 blREBhAJe0IYf8yuVZ3RkfgqmwSdptaqqfSc86dOzHCf4MxIIvJEmLF3mPJ++2pQVinK1iBdSrh0 Y5x1cKd3cQ== ) ; keytag 40106`
	`harvard.edu. 7200 IN DNSKEY ( 257 3 13 64YUnmo3rce+5LaTJEOPG87BIJ8lZ9TkyrfjKA5cN8YC3WfGiP/NOLhRDKu3dQl4SO3CIUgp4iZA ddAcZ1kNNQ== ) ; keytag 9215`
	Found 2 RRSIGs over DNSKEY RRset
	`harvard.edu. 7200 IN RRSIG ( DNSKEY 13 2 7200 20251204014422 20251201004422 9215 harvard.edu. F5exSawzZJg/+E/MulwurMBfYb0NBbBnAut+fuisK2kGWsZESXs0gX77oqEA0Pe2uUATWR8T97tA vggmujWcTw== )`
	`harvard.edu. 7200 IN RRSIG ( DNSKEY 13 2 7200 20251204014422 20251201004422 38415 harvard.edu. 2W02F1IAnOf6ql479tFAxcA4de0V0sxPwDo9uRgbW7PO6aK3AAPoEbxqOTdtA/hfW5fF9BSzgXrf 0Nu4SvyT4Q== )`
	RRSIG=9215 and DNSKEY=9215/SEP verifies the DNSKEY RRset
	RRSIG=38415 and DNSKEY=38415/SEP verifies the DNSKEY RRset
	Query to a10-66.akam.net for harvard.edu/A
	Received 163 bytes from 96.7.50.66
	;; Response received from [96.7.50.66] 163 octets ;; HEADER SECTION ;; id = 18766 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; harvard.edu. IN A ;; ANSWER SECTION (2 records) harvard.edu. 300 IN A 192.0.66.20 harvard.edu. 300 IN RRSIG ( A 13 2 300 20251204014422 20251201004422 40106 harvard.edu. 3EYJ2kcsCC+w97lzwinweByKpOi7srL6hkhU9qc5xxxZfRjAAZ4+s/IWoFkLOkcCchJWpfkklK7F 4NytTbVghQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	a10-66.akam.net is authoritative for harvard.edu
	Found RRSIG signed by harvard.edu zone
	Query to a16-64.akam.net for harvard.edu/SOA
	Received 433 bytes from 23.211.132.64
	;; Response received from [23.211.132.64] 433 octets ;; HEADER SECTION ;; id = 11032 ;; 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 = 7 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; harvard.edu. IN SOA ;; ANSWER SECTION (2 records) harvard.edu. 300 IN SOA ( a1-171.akam.net. netmanager.harvard.edu. 2023071378 ;serial 10800 ;refresh 3600 ;retry 2419200 ;expire 3600 ;minimum ) harvard.edu. 300 IN RRSIG ( SOA 13 2 300 20251204014422 20251201004422 40106 harvard.edu. EkRm2/gihh95t0/tfuOJM+B6hLZmXMeZPGF5srIB+jlwy3vUx6fhpBSLqM8FFrVKKr4HffrWI3Dj MBFCqKGpLQ== ) ;; AUTHORITY SECTION (7 records) harvard.edu. 300 IN NS a16-64.akam.net. harvard.edu. 300 IN NS a11-67.akam.net. harvard.edu. 300 IN NS a6-66.akam.net. harvard.edu. 300 IN NS a1-171.akam.net. harvard.edu. 300 IN NS a7-65.akam.net. harvard.edu. 300 IN NS a10-66.akam.net. harvard.edu. 300 IN RRSIG ( NS 13 2 300 20251204014422 20251201004422 40106 harvard.edu. zllTdHauQ0KBDga0wbH7DCLYg3WlRNbKHpOIAC5B5Vport1z+bl33Iv7HdATZ6/9uT5b0z1nntMs /MuRRZwy+g== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to a1-171.akam.net for harvard.edu/SOA
	Received 433 bytes from 193.108.91.171
	;; Response received from [193.108.91.171] 433 octets ;; HEADER SECTION ;; id = 35037 ;; 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 = 7 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; harvard.edu. IN SOA ;; ANSWER SECTION (2 records) harvard.edu. 300 IN SOA ( a1-171.akam.net. netmanager.harvard.edu. 2023071378 ;serial 10800 ;refresh 3600 ;retry 2419200 ;expire 3600 ;minimum ) harvard.edu. 300 IN RRSIG ( SOA 13 2 300 20251204014422 20251201004422 40106 harvard.edu. EkRm2/gihh95t0/tfuOJM+B6hLZmXMeZPGF5srIB+jlwy3vUx6fhpBSLqM8FFrVKKr4HffrWI3Dj MBFCqKGpLQ== ) ;; AUTHORITY SECTION (7 records) harvard.edu. 300 IN NS a7-65.akam.net. harvard.edu. 300 IN NS a1-171.akam.net. harvard.edu. 300 IN NS a6-66.akam.net. harvard.edu. 300 IN NS a10-66.akam.net. harvard.edu. 300 IN NS a16-64.akam.net. harvard.edu. 300 IN NS a11-67.akam.net. harvard.edu. 300 IN RRSIG ( NS 13 2 300 20251204014422 20251201004422 40106 harvard.edu. zllTdHauQ0KBDga0wbH7DCLYg3WlRNbKHpOIAC5B5Vport1z+bl33Iv7HdATZ6/9uT5b0z1nntMs /MuRRZwy+g== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to a11-67.akam.net for harvard.edu/SOA
	Received 433 bytes from 84.53.139.67
	;; Response received from [84.53.139.67] 433 octets ;; HEADER SECTION ;; id = 58784 ;; 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 = 7 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; harvard.edu. IN SOA ;; ANSWER SECTION (2 records) harvard.edu. 300 IN SOA ( a1-171.akam.net. netmanager.harvard.edu. 2023071378 ;serial 10800 ;refresh 3600 ;retry 2419200 ;expire 3600 ;minimum ) harvard.edu. 300 IN RRSIG ( SOA 13 2 300 20251204014422 20251201004422 40106 harvard.edu. EkRm2/gihh95t0/tfuOJM+B6hLZmXMeZPGF5srIB+jlwy3vUx6fhpBSLqM8FFrVKKr4HffrWI3Dj MBFCqKGpLQ== ) ;; AUTHORITY SECTION (7 records) harvard.edu. 300 IN NS a1-171.akam.net. harvard.edu. 300 IN NS a16-64.akam.net. harvard.edu. 300 IN NS a10-66.akam.net. harvard.edu. 300 IN NS a6-66.akam.net. harvard.edu. 300 IN NS a7-65.akam.net. harvard.edu. 300 IN NS a11-67.akam.net. harvard.edu. 300 IN RRSIG ( NS 13 2 300 20251204014422 20251201004422 40106 harvard.edu. zllTdHauQ0KBDga0wbH7DCLYg3WlRNbKHpOIAC5B5Vport1z+bl33Iv7HdATZ6/9uT5b0z1nntMs /MuRRZwy+g== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to a6-66.akam.net for harvard.edu/SOA
	Received 433 bytes from 23.211.133.66
	;; Response received from [23.211.133.66] 433 octets ;; HEADER SECTION ;; id = 22016 ;; 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 = 7 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; harvard.edu. IN SOA ;; ANSWER SECTION (2 records) harvard.edu. 300 IN SOA ( a1-171.akam.net. netmanager.harvard.edu. 2023071378 ;serial 10800 ;refresh 3600 ;retry 2419200 ;expire 3600 ;minimum ) harvard.edu. 300 IN RRSIG ( SOA 13 2 300 20251204014422 20251201004422 40106 harvard.edu. EkRm2/gihh95t0/tfuOJM+B6hLZmXMeZPGF5srIB+jlwy3vUx6fhpBSLqM8FFrVKKr4HffrWI3Dj MBFCqKGpLQ== ) ;; AUTHORITY SECTION (7 records) harvard.edu. 300 IN NS a1-171.akam.net. harvard.edu. 300 IN NS a7-65.akam.net. harvard.edu. 300 IN NS a6-66.akam.net. harvard.edu. 300 IN NS a11-67.akam.net. harvard.edu. 300 IN NS a16-64.akam.net. harvard.edu. 300 IN NS a10-66.akam.net. harvard.edu. 300 IN RRSIG ( NS 13 2 300 20251204014422 20251201004422 40106 harvard.edu. zllTdHauQ0KBDga0wbH7DCLYg3WlRNbKHpOIAC5B5Vport1z+bl33Iv7HdATZ6/9uT5b0z1nntMs /MuRRZwy+g== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to a7-65.akam.net for harvard.edu/SOA
	Received 433 bytes from 23.61.199.65
	;; Response received from [23.61.199.65] 433 octets ;; HEADER SECTION ;; id = 112 ;; 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 = 7 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; harvard.edu. IN SOA ;; ANSWER SECTION (2 records) harvard.edu. 300 IN SOA ( a1-171.akam.net. netmanager.harvard.edu. 2023071378 ;serial 10800 ;refresh 3600 ;retry 2419200 ;expire 3600 ;minimum ) harvard.edu. 300 IN RRSIG ( SOA 13 2 300 20251204014422 20251201004422 40106 harvard.edu. EkRm2/gihh95t0/tfuOJM+B6hLZmXMeZPGF5srIB+jlwy3vUx6fhpBSLqM8FFrVKKr4HffrWI3Dj MBFCqKGpLQ== ) ;; AUTHORITY SECTION (7 records) harvard.edu. 300 IN NS a1-171.akam.net. harvard.edu. 300 IN NS a16-64.akam.net. harvard.edu. 300 IN NS a6-66.akam.net. harvard.edu. 300 IN NS a10-66.akam.net. harvard.edu. 300 IN NS a11-67.akam.net. harvard.edu. 300 IN NS a7-65.akam.net. harvard.edu. 300 IN RRSIG ( NS 13 2 300 20251204014422 20251201004422 40106 harvard.edu. zllTdHauQ0KBDga0wbH7DCLYg3WlRNbKHpOIAC5B5Vport1z+bl33Iv7HdATZ6/9uT5b0z1nntMs /MuRRZwy+g== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to a10-66.akam.net for harvard.edu/A
	Received 163 bytes from 96.7.50.66
	;; Response received from [96.7.50.66] 163 octets ;; HEADER SECTION ;; id = 20291 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; harvard.edu. IN A ;; ANSWER SECTION (2 records) harvard.edu. 300 IN A 192.0.66.20 harvard.edu. 300 IN RRSIG ( A 13 2 300 20251204014422 20251201004422 40106 harvard.edu. 3EYJ2kcsCC+w97lzwinweByKpOi7srL6hkhU9qc5xxxZfRjAAZ4+s/IWoFkLOkcCchJWpfkklK7F 4NytTbVghQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	harvard.edu A RR has value 192.0.66.20
	Found 1 RRSIGs over A RRset
	`harvard.edu. 300 IN RRSIG ( A 13 2 300 20251204014422 20251201004422 40106 harvard.edu. 3EYJ2kcsCC+w97lzwinweByKpOi7srL6hkhU9qc5xxxZfRjAAZ4+s/IWoFkLOkcCchJWpfkklK7F 4NytTbVghQ== )`
	RRSIG=40106 and DNSKEY=40106 verifies the A RRset

harvard.edu

	Query to a7-65.akam.net for harvard.edu/A
	Received 163 bytes from 23.61.199.65
	;; Response received from [23.61.199.65] 163 octets ;; HEADER SECTION ;; id = 38556 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; harvard.edu. IN A ;; ANSWER SECTION (2 records) harvard.edu. 300 IN A 192.0.66.20 harvard.edu. 300 IN RRSIG ( A 13 2 300 20251204014422 20251201004422 40106 harvard.edu. 3EYJ2kcsCC+w97lzwinweByKpOi7srL6hkhU9qc5xxxZfRjAAZ4+s/IWoFkLOkcCchJWpfkklK7F 4NytTbVghQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	a7-65.akam.net is authoritative for harvard.edu
	Found RRSIG signed by harvard.edu zone
	Query to a7-65.akam.net for harvard.edu/A
	Received 163 bytes from 23.61.199.65
	;; Response received from [23.61.199.65] 163 octets ;; HEADER SECTION ;; id = 64641 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; harvard.edu. IN A ;; ANSWER SECTION (2 records) harvard.edu. 300 IN A 192.0.66.20 harvard.edu. 300 IN RRSIG ( A 13 2 300 20251204014422 20251201004422 40106 harvard.edu. 3EYJ2kcsCC+w97lzwinweByKpOi7srL6hkhU9qc5xxxZfRjAAZ4+s/IWoFkLOkcCchJWpfkklK7F 4NytTbVghQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	harvard.edu A RR has value 192.0.66.20
	Found 1 RRSIGs over A RRset
	`harvard.edu. 300 IN RRSIG ( A 13 2 300 20251204014422 20251201004422 40106 harvard.edu. 3EYJ2kcsCC+w97lzwinweByKpOi7srL6hkhU9qc5xxxZfRjAAZ4+s/IWoFkLOkcCchJWpfkklK7F 4NytTbVghQ== )`
	RRSIG=40106 and DNSKEY=40106 verifies the A RRset

harvard.edu

	Query to a1-171.akam.net for harvard.edu/A
	Received 163 bytes from 193.108.91.171
	;; Response received from [193.108.91.171] 163 octets ;; HEADER SECTION ;; id = 28642 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; harvard.edu. IN A ;; ANSWER SECTION (2 records) harvard.edu. 300 IN A 192.0.66.20 harvard.edu. 300 IN RRSIG ( A 13 2 300 20251204014422 20251201004422 40106 harvard.edu. 3EYJ2kcsCC+w97lzwinweByKpOi7srL6hkhU9qc5xxxZfRjAAZ4+s/IWoFkLOkcCchJWpfkklK7F 4NytTbVghQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	a1-171.akam.net is authoritative for harvard.edu
	Found RRSIG signed by harvard.edu zone
	Query to a1-171.akam.net for harvard.edu/A
	Received 163 bytes from 193.108.91.171
	;; Response received from [193.108.91.171] 163 octets ;; HEADER SECTION ;; id = 16774 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; harvard.edu. IN A ;; ANSWER SECTION (2 records) harvard.edu. 300 IN A 192.0.66.20 harvard.edu. 300 IN RRSIG ( A 13 2 300 20251204014422 20251201004422 40106 harvard.edu. 3EYJ2kcsCC+w97lzwinweByKpOi7srL6hkhU9qc5xxxZfRjAAZ4+s/IWoFkLOkcCchJWpfkklK7F 4NytTbVghQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	harvard.edu A RR has value 192.0.66.20
	Found 1 RRSIGs over A RRset
	`harvard.edu. 300 IN RRSIG ( A 13 2 300 20251204014422 20251201004422 40106 harvard.edu. 3EYJ2kcsCC+w97lzwinweByKpOi7srL6hkhU9qc5xxxZfRjAAZ4+s/IWoFkLOkcCchJWpfkklK7F 4NytTbVghQ== )`
	RRSIG=40106 and DNSKEY=40106 verifies the A RRset

harvard.edu

	Query to a11-67.akam.net for harvard.edu/A
	Received 163 bytes from 84.53.139.67
	;; Response received from [84.53.139.67] 163 octets ;; HEADER SECTION ;; id = 50769 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; harvard.edu. IN A ;; ANSWER SECTION (2 records) harvard.edu. 300 IN A 192.0.66.20 harvard.edu. 300 IN RRSIG ( A 13 2 300 20251204014422 20251201004422 40106 harvard.edu. 3EYJ2kcsCC+w97lzwinweByKpOi7srL6hkhU9qc5xxxZfRjAAZ4+s/IWoFkLOkcCchJWpfkklK7F 4NytTbVghQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	a11-67.akam.net is authoritative for harvard.edu
	Found RRSIG signed by harvard.edu zone
	Query to a11-67.akam.net for harvard.edu/A
	Received 163 bytes from 84.53.139.67
	;; Response received from [84.53.139.67] 163 octets ;; HEADER SECTION ;; id = 64476 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; harvard.edu. IN A ;; ANSWER SECTION (2 records) harvard.edu. 300 IN A 192.0.66.20 harvard.edu. 300 IN RRSIG ( A 13 2 300 20251204014422 20251201004422 40106 harvard.edu. 3EYJ2kcsCC+w97lzwinweByKpOi7srL6hkhU9qc5xxxZfRjAAZ4+s/IWoFkLOkcCchJWpfkklK7F 4NytTbVghQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	harvard.edu A RR has value 192.0.66.20
	Found 1 RRSIGs over A RRset
	`harvard.edu. 300 IN RRSIG ( A 13 2 300 20251204014422 20251201004422 40106 harvard.edu. 3EYJ2kcsCC+w97lzwinweByKpOi7srL6hkhU9qc5xxxZfRjAAZ4+s/IWoFkLOkcCchJWpfkklK7F 4NytTbVghQ== )`
	RRSIG=40106 and DNSKEY=40106 verifies the A RRset

harvard.edu

	Query to a6-66.akam.net for harvard.edu/A
	Received 163 bytes from 23.211.133.66
	;; Response received from [23.211.133.66] 163 octets ;; HEADER SECTION ;; id = 59080 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; harvard.edu. IN A ;; ANSWER SECTION (2 records) harvard.edu. 300 IN A 192.0.66.20 harvard.edu. 300 IN RRSIG ( A 13 2 300 20251204014422 20251201004422 40106 harvard.edu. 3EYJ2kcsCC+w97lzwinweByKpOi7srL6hkhU9qc5xxxZfRjAAZ4+s/IWoFkLOkcCchJWpfkklK7F 4NytTbVghQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	a6-66.akam.net is authoritative for harvard.edu
	Found RRSIG signed by harvard.edu zone
	Query to a6-66.akam.net for harvard.edu/A
	Received 163 bytes from 23.211.133.66
	;; Response received from [23.211.133.66] 163 octets ;; HEADER SECTION ;; id = 1123 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; harvard.edu. IN A ;; ANSWER SECTION (2 records) harvard.edu. 300 IN A 192.0.66.20 harvard.edu. 300 IN RRSIG ( A 13 2 300 20251204014422 20251201004422 40106 harvard.edu. 3EYJ2kcsCC+w97lzwinweByKpOi7srL6hkhU9qc5xxxZfRjAAZ4+s/IWoFkLOkcCchJWpfkklK7F 4NytTbVghQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	harvard.edu A RR has value 192.0.66.20
	Found 1 RRSIGs over A RRset
	`harvard.edu. 300 IN RRSIG ( A 13 2 300 20251204014422 20251201004422 40106 harvard.edu. 3EYJ2kcsCC+w97lzwinweByKpOi7srL6hkhU9qc5xxxZfRjAAZ4+s/IWoFkLOkcCchJWpfkklK7F 4NytTbVghQ== )`
	RRSIG=40106 and DNSKEY=40106 verifies the A RRset

harvard.edu

	Query to a16-64.akam.net for harvard.edu/A
	Received 163 bytes from 23.211.132.64
	;; Response received from [23.211.132.64] 163 octets ;; HEADER SECTION ;; id = 65261 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; harvard.edu. IN A ;; ANSWER SECTION (2 records) harvard.edu. 300 IN A 192.0.66.20 harvard.edu. 300 IN RRSIG ( A 13 2 300 20251204014422 20251201004422 40106 harvard.edu. 3EYJ2kcsCC+w97lzwinweByKpOi7srL6hkhU9qc5xxxZfRjAAZ4+s/IWoFkLOkcCchJWpfkklK7F 4NytTbVghQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	a16-64.akam.net is authoritative for harvard.edu
	Found RRSIG signed by harvard.edu zone
	Query to a16-64.akam.net for harvard.edu/A
	Received 163 bytes from 23.211.132.64
	;; Response received from [23.211.132.64] 163 octets ;; HEADER SECTION ;; id = 65231 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; harvard.edu. IN A ;; ANSWER SECTION (2 records) harvard.edu. 300 IN A 192.0.66.20 harvard.edu. 300 IN RRSIG ( A 13 2 300 20251204014422 20251201004422 40106 harvard.edu. 3EYJ2kcsCC+w97lzwinweByKpOi7srL6hkhU9qc5xxxZfRjAAZ4+s/IWoFkLOkcCchJWpfkklK7F 4NytTbVghQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	harvard.edu A RR has value 192.0.66.20
	Found 1 RRSIGs over A RRset
	`harvard.edu. 300 IN RRSIG ( A 13 2 300 20251204014422 20251201004422 40106 harvard.edu. 3EYJ2kcsCC+w97lzwinweByKpOi7srL6hkhU9qc5xxxZfRjAAZ4+s/IWoFkLOkcCchJWpfkklK7F 4NytTbVghQ== )`
	RRSIG=40106 and DNSKEY=40106 verifies the A RRset

Move your mouse over any or symbols for remediation hints.

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

DNSSEC Debugger

↓ Advanced options ↑ Advanced options

Trust Anchor:
Name Servers: