DNSSEC Debugger

Domain Name:

Time: 2025-12-08 12:53:31 UTC

Analyzing DNSSEC problems for ndu.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 1141 bytes from 192.36.148.17
	;; Response received from [192.36.148.17] 1141 octets ;; HEADER SECTION ;; id = 7650 ;; 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 e.root-servers.net for ndu.edu/A
	Received 1166 bytes from 192.203.230.10
	;; Response received from [192.203.230.10] 1166 octets ;; HEADER SECTION ;; id = 50298 ;; 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) ;; ndu.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 20251221050000 20251208040000 61809 . VILeybQLM/OsJkhNEDudiAJRJ4NFYbSa3Og/5A5eZ26Nuvn9NvaP806lHIVkgOPNVApwdRq5H21v Q/ULkgk4ErdLrhP0+7h6IiyybpOqG6uoV9gucBiZr4PFqvblQfR+RPP7TNTNtoB2ZE47Z8cXJRnE 64LiJA1kbe+2gq4i119EVVcDNy5w/0xr+HAeY42V1TbJvPR1ID2w5f9YTNLjhq4GaczBSuGvvc1Z WO1NZPimi7932uU5y0uwYw5+gBKM4RZAufWL0rBO2dujoiLZj3wPazYdYEFULvjtNwvDCsVAh3kw VjaWk/GyZB1nae0Gfjs1Icsg52Q3gbPGC5syHw== ) ;; 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 = 43627 ;; 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 d.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS b.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 a.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS c.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 20251221050000 20251208040000 61809 . VILeybQLM/OsJkhNEDudiAJRJ4NFYbSa3Og/5A5eZ26Nuvn9NvaP806lHIVkgOPNVApwdRq5H21v Q/ULkgk4ErdLrhP0+7h6IiyybpOqG6uoV9gucBiZr4PFqvblQfR+RPP7TNTNtoB2ZE47Z8cXJRnE 64LiJA1kbe+2gq4i119EVVcDNy5w/0xr+HAeY42V1TbJvPR1ID2w5f9YTNLjhq4GaczBSuGvvc1Z WO1NZPimi7932uU5y0uwYw5+gBKM4RZAufWL0rBO2dujoiLZj3wPazYdYEFULvjtNwvDCsVAh3kw VjaWk/GyZB1nae0Gfjs1Icsg52Q3gbPGC5syHw== ) ;; 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 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 = 54522 ;; 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 20251221050000 20251208040000 61809 . VILeybQLM/OsJkhNEDudiAJRJ4NFYbSa3Og/5A5eZ26Nuvn9NvaP806lHIVkgOPNVApwdRq5H21v Q/ULkgk4ErdLrhP0+7h6IiyybpOqG6uoV9gucBiZr4PFqvblQfR+RPP7TNTNtoB2ZE47Z8cXJRnE 64LiJA1kbe+2gq4i119EVVcDNy5w/0xr+HAeY42V1TbJvPR1ID2w5f9YTNLjhq4GaczBSuGvvc1Z WO1NZPimi7932uU5y0uwYw5+gBKM4RZAufWL0rBO2dujoiLZj3wPazYdYEFULvjtNwvDCsVAh3kw VjaWk/GyZB1nae0Gfjs1Icsg52Q3gbPGC5syHw== ) ;; 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 20251221050000 20251208040000 61809 . VILeybQLM/OsJkhNEDudiAJRJ4NFYbSa3Og/5A5eZ26Nuvn9NvaP806lHIVkgOPNVApwdRq5H21v Q/ULkgk4ErdLrhP0+7h6IiyybpOqG6uoV9gucBiZr4PFqvblQfR+RPP7TNTNtoB2ZE47Z8cXJRnE 64LiJA1kbe+2gq4i119EVVcDNy5w/0xr+HAeY42V1TbJvPR1ID2w5f9YTNLjhq4GaczBSuGvvc1Z WO1NZPimi7932uU5y0uwYw5+gBKM4RZAufWL0rBO2dujoiLZj3wPazYdYEFULvjtNwvDCsVAh3kw VjaWk/GyZB1nae0Gfjs1Icsg52Q3gbPGC5syHw== )`
	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 f.edu-servers.net for edu/DNSKEY
	Received 291 bytes from 192.35.51.30
	;; Response received from [192.35.51.30] 291 octets ;; HEADER SECTION ;; id = 6637 ;; 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 20251221161114 20251206160614 35663 edu. 76iSTNtWn0vJf3Iu+DukJGyvcJfHbHqdsFWR7rdQHEWpHXJVlgRjMFxoQEZtOM1R465QcwAcVZdy lxg61mXNHA== ) ;; 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 20251221161114 20251206160614 35663 edu. 76iSTNtWn0vJf3Iu+DukJGyvcJfHbHqdsFWR7rdQHEWpHXJVlgRjMFxoQEZtOM1R465QcwAcVZdy lxg61mXNHA== )`
	RRSIG=35663 and DNSKEY=35663/SEP verifies the DNSKEY RRset
	DNSKEY=35999 is now in the chain-of-trust
	Query to j.edu-servers.net for ndu.edu/A
	Received 488 bytes from 192.48.79.30
	;; Response received from [192.48.79.30] 488 octets ;; HEADER SECTION ;; id = 31065 ;; 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 = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; ndu.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) ndu.edu. 172800 IN NS ns1.bdm.microsoftonline.com. ndu.edu. 172800 IN NS ns2.bdm.microsoftonline.com. ndu.edu. 172800 IN NS ns3.bdm.microsoftonline.com. ndu.edu. 172800 IN NS ns4.bdm.microsoftonline.com. 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN NSEC3 ( 1 1 0 - 9irjmuel398sejh8crdik2h2k85k5243 NS SOA RRSIG DNSKEY NSEC3PARAM ) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN RRSIG ( NSEC3 13 2 900 20251215031513 20251208020513 35999 edu. vhyJEwzBqH4wNLWnvxdNv01hgih23MtMly0n5LVvTttQds+bawP4hhlJQlizcj1ryDk6TP+Xjv+n k8gb7kJQgw== ) 4RILL75E0IV4H95FOSKE920FLO57KJ6Q.edu. 900 IN NSEC3 ( 1 1 0 - 597qahe0bdcoj901pbgi2alocqqr5fgq NS DS RRSIG ) 4RILL75E0IV4H95FOSKE920FLO57KJ6Q.edu. 900 IN RRSIG ( NSEC3 13 2 900 20251212031358 20251205020358 35999 edu. lPf5FG77Wx0TnHG6+vA/xdnIPB4nZJByzpwNW9KkiA3T1cLAp12JRyJnZnmkjRJQt2heLOoLoBd3 zYiQvFi6PQ== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to j.edu-servers.net for ndu.edu/DNSKEY
	Received 488 bytes from 192.48.79.30
	;; Response received from [192.48.79.30] 488 octets ;; HEADER SECTION ;; id = 10146 ;; 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 = 8 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; ndu.edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) ndu.edu. 172800 IN NS ns1.bdm.microsoftonline.com. ndu.edu. 172800 IN NS ns2.bdm.microsoftonline.com. ndu.edu. 172800 IN NS ns3.bdm.microsoftonline.com. ndu.edu. 172800 IN NS ns4.bdm.microsoftonline.com. 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN NSEC3 ( 1 1 0 - 9irjmuel398sejh8crdik2h2k85k5243 NS SOA RRSIG DNSKEY NSEC3PARAM ) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN RRSIG ( NSEC3 13 2 900 20251215031513 20251208020513 35999 edu. vhyJEwzBqH4wNLWnvxdNv01hgih23MtMly0n5LVvTttQds+bawP4hhlJQlizcj1ryDk6TP+Xjv+n k8gb7kJQgw== ) 4RILL75E0IV4H95FOSKE920FLO57KJ6Q.edu. 900 IN NSEC3 ( 1 1 0 - 597qahe0bdcoj901pbgi2alocqqr5fgq NS DS RRSIG ) 4RILL75E0IV4H95FOSKE920FLO57KJ6Q.edu. 900 IN RRSIG ( NSEC3 13 2 900 20251212031358 20251205020358 35999 edu. lPf5FG77Wx0TnHG6+vA/xdnIPB4nZJByzpwNW9KkiA3T1cLAp12JRyJnZnmkjRJQt2heLOoLoBd3 zYiQvFi6PQ== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found child zone ndu.edu

ndu.edu

	Checking DS between edu and ndu.edu
	Query to m.edu-servers.net for ndu.edu/DS
	Received 567 bytes from 192.55.83.30
	;; Response received from [192.55.83.30] 567 octets ;; HEADER SECTION ;; id = 53936 ;; 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) ;; ndu.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 20251215031513 20251208020513 35999 edu. vhyJEwzBqH4wNLWnvxdNv01hgih23MtMly0n5LVvTttQds+bawP4hhlJQlizcj1ryDk6TP+Xjv+n k8gb7kJQgw== ) edu. 900 IN SOA ( a.edu-servers.net. nstld.verisign-grs.com. 1765198385 ;serial 1800 ;refresh 900 ;retry 604800 ;expire 900 ;minimum ) edu. 900 IN RRSIG ( SOA 13 1 900 20251215125305 20251208114305 35999 edu. /Q242T6ysSaLVoZ83tINksgEx2TZ2ChuVxaD38+BoRbwDcMLjMcaUgxq2haxeBD4+GHnOApD4iWt ftFUM6tK9w== ) 4RILL75E0IV4H95FOSKE920FLO57KJ6Q.edu. 900 IN NSEC3 ( 1 1 0 - 597qahe0bdcoj901pbgi2alocqqr5fgq NS DS RRSIG ) 4RILL75E0IV4H95FOSKE920FLO57KJ6Q.edu. 900 IN RRSIG ( NSEC3 13 2 900 20251212031358 20251205020358 35999 edu. lPf5FG77Wx0TnHG6+vA/xdnIPB4nZJByzpwNW9KkiA3T1cLAp12JRyJnZnmkjRJQt2heLOoLoBd3 zYiQvFi6PQ== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DS records found for ndu.edu in the edu zone
	Query to ns2.bdm.microsoftonline.com for ndu.edu/DNSKEY
	Received 129 bytes from 150.171.21.208
	;; Response received from [150.171.21.208] 129 octets ;; HEADER SECTION ;; id = 10598 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 0 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 1 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "0000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; ndu.edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (1 record) ndu.edu. 300 IN SOA ( ns1.bdm.microsoftonline.com. azuredns-hostmaster.microsoft.com. 1 ;serial 3600 ;refresh 300 ;retry 2419200 ;expire 300 ;minimum ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DNSKEY records found
	Query to ns3.bdm.microsoftonline.com for ndu.edu/A
	Received 129 bytes from 204.14.183.208
	;; Response received from [204.14.183.208] 129 octets ;; HEADER SECTION ;; id = 62636 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 0 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 1 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "0000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; ndu.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (1 record) ndu.edu. 300 IN SOA ( ns1.bdm.microsoftonline.com. azuredns-hostmaster.microsoft.com. 1 ;serial 3600 ;refresh 300 ;retry 2419200 ;expire 300 ;minimum ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns3.bdm.microsoftonline.com is authoritative for ndu.edu
	Query to ns1.bdm.microsoftonline.com for ndu.edu/SOA
	Received 129 bytes from 13.107.236.208
	;; Response received from [13.107.236.208] 129 octets ;; HEADER SECTION ;; id = 14147 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 0 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "0000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; ndu.edu. IN SOA ;; ANSWER SECTION (1 record) ndu.edu. 3600 IN SOA ( ns1.bdm.microsoftonline.com. azuredns-hostmaster.microsoft.com. 1 ;serial 3600 ;refresh 300 ;retry 2419200 ;expire 300 ;minimum ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to ns2.bdm.microsoftonline.com for ndu.edu/SOA
	Received 129 bytes from 150.171.21.208
	;; Response received from [150.171.21.208] 129 octets ;; HEADER SECTION ;; id = 48909 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 0 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "0000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; ndu.edu. IN SOA ;; ANSWER SECTION (1 record) ndu.edu. 3600 IN SOA ( ns1.bdm.microsoftonline.com. azuredns-hostmaster.microsoft.com. 1 ;serial 3600 ;refresh 300 ;retry 2419200 ;expire 300 ;minimum ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to ns4.bdm.microsoftonline.com for ndu.edu/SOA
	Received 129 bytes from 208.84.5.208
	;; Response received from [208.84.5.208] 129 octets ;; HEADER SECTION ;; id = 17024 ;; 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": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; ndu.edu. IN SOA ;; ANSWER SECTION (1 record) ndu.edu. 3600 IN SOA ( ns1.bdm.microsoftonline.com. azuredns-hostmaster.microsoft.com. 1 ;serial 3600 ;refresh 300 ;retry 2419200 ;expire 300 ;minimum ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to ns3.bdm.microsoftonline.com for ndu.edu/A
	Received 129 bytes from 204.14.183.208
	;; Response received from [204.14.183.208] 129 octets ;; HEADER SECTION ;; id = 63989 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 0 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 1 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "0000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; ndu.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (1 record) ndu.edu. 300 IN SOA ( ns1.bdm.microsoftonline.com. azuredns-hostmaster.microsoft.com. 1 ;serial 3600 ;refresh 300 ;retry 2419200 ;expire 300 ;minimum ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No NSEC records in response
	No RRSIGs found

ndu.edu

	Query to ns4.bdm.microsoftonline.com for ndu.edu/A
	Received 129 bytes from 208.84.5.208
	;; Response received from [208.84.5.208] 129 octets ;; HEADER SECTION ;; id = 62785 ;; 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": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; ndu.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (1 record) ndu.edu. 300 IN SOA ( ns1.bdm.microsoftonline.com. azuredns-hostmaster.microsoft.com. 1 ;serial 3600 ;refresh 300 ;retry 2419200 ;expire 300 ;minimum ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns4.bdm.microsoftonline.com is authoritative for ndu.edu
	Query to ns4.bdm.microsoftonline.com for ndu.edu/A
	Received 129 bytes from 208.84.5.208
	;; Response received from [208.84.5.208] 129 octets ;; HEADER SECTION ;; id = 25635 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 0 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 1 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "0000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; ndu.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (1 record) ndu.edu. 300 IN SOA ( ns1.bdm.microsoftonline.com. azuredns-hostmaster.microsoft.com. 1 ;serial 3600 ;refresh 300 ;retry 2419200 ;expire 300 ;minimum ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No NSEC records in response
	No RRSIGs found

ndu.edu

	Query to ns2.bdm.microsoftonline.com for ndu.edu/A
	Received 129 bytes from 150.171.21.208
	;; Response received from [150.171.21.208] 129 octets ;; HEADER SECTION ;; id = 30665 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 0 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 1 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "0000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; ndu.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (1 record) ndu.edu. 300 IN SOA ( ns1.bdm.microsoftonline.com. azuredns-hostmaster.microsoft.com. 1 ;serial 3600 ;refresh 300 ;retry 2419200 ;expire 300 ;minimum ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns2.bdm.microsoftonline.com is authoritative for ndu.edu
	Query to ns2.bdm.microsoftonline.com for ndu.edu/A
	Received 129 bytes from 150.171.21.208
	;; Response received from [150.171.21.208] 129 octets ;; HEADER SECTION ;; id = 8910 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 0 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 1 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "0000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; ndu.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (1 record) ndu.edu. 300 IN SOA ( ns1.bdm.microsoftonline.com. azuredns-hostmaster.microsoft.com. 1 ;serial 3600 ;refresh 300 ;retry 2419200 ;expire 300 ;minimum ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No NSEC records in response
	No RRSIGs found

ndu.edu

	Query to ns1.bdm.microsoftonline.com for ndu.edu/A
	Received 129 bytes from 13.107.236.208
	;; Response received from [13.107.236.208] 129 octets ;; HEADER SECTION ;; id = 65202 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 0 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 1 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "0000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; ndu.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (1 record) ndu.edu. 300 IN SOA ( ns1.bdm.microsoftonline.com. azuredns-hostmaster.microsoft.com. 1 ;serial 3600 ;refresh 300 ;retry 2419200 ;expire 300 ;minimum ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns1.bdm.microsoftonline.com is authoritative for ndu.edu
	Query to ns1.bdm.microsoftonline.com for ndu.edu/A
	Received 129 bytes from 13.107.236.208
	;; Response received from [13.107.236.208] 129 octets ;; HEADER SECTION ;; id = 11223 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 1 cd = 0 rcode = NOERROR ;; do = 0 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 1 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "0000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; ndu.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (1 record) ndu.edu. 300 IN SOA ( ns1.bdm.microsoftonline.com. azuredns-hostmaster.microsoft.com. 1 ;serial 3600 ;refresh 300 ;retry 2419200 ;expire 300 ;minimum ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No NSEC records in response
	No RRSIGs found

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DNSSEC Debugger

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