DNSSEC Debugger

Domain Name:

Time: 2025-07-13 08:09:59 UTC

Analyzing DNSSEC problems for nlm.gov

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 e.root-servers.net for ./DNSKEY
	Received 1414 bytes from 192.203.230.10
	;; Response received from [192.203.230.10] 1414 octets ;; HEADER SECTION ;; id = 17910 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 5 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (5 records) . 172800 IN DNSKEY ( 256 3 8 AwEAAbEbGCpGTDrcZTWqWWE72nphyshpRcILdzCVlBGU9Ln1Fui9kkseUOP+g5GLUeVFKdTloeRT A9+EYiQdXgWXmXmuW/nGxZjAikluF/O9NzLVrr5iZnth2xu+F48nrJlAgWWiMNau54NI5sZ3iVQf hFsq2pZmf43RauRPniYMShOLO7EBWWXr5glDSgZGS9fSm6xHwwF+g8D4m8oanjvdCBNxXzSEKS31 ibxjLifTfvwCg3y4XXcNW9U6Nu3JmoKUdxqpPPIkBvVQbIz4UO2FwaR13uXC03ALP1Yx2QNSS4SZ lcIMtAftQR9wtCiuPWQnFv4jkzWqlhp1Lmf7bcoL9yk= ) ; keytag 53148 . 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326 . 172800 IN DNSKEY ( 257 3 8 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696 . 172800 IN DNSKEY ( 256 3 8 AwEAAbauxLSFZ+KSWi2cT6TJbm3d+GIVqb2N1XnDjMsRme0b6JlGp/cvwmM5CaJ5LQ7tG1r7LuTH jYZadtbNk2nZmclq9r4KInS48ungoAZb0gJXVw8IvBTBb1YWQmiBqD285pJuORwTii7DF++nNJJk 3i55HJt9SmBI7m7t8nvx7OOY/w0inxg3fLH2uY0SKO8he4FGwMc4Ubiab8N8Yhyhh+FkKKdD/+oA cuGF75PjlSXO460B4MlNLlEcjDEzIsKauRYx4YVgSaNomGhMMFblmXRzgW+1R6ywvm5mC9+omlyy izZp2GJfPwGMezuKSGDndO6CYYEc5/lsRhvBYsGjdPM= ) ; keytag 46441 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20250801000000 20250711000000 20326 . WwWSfJzdfRVlUhGNEnrahgVWN54iU6fIm3g0XhxC1f3yxbK7s1iQFZpKwJ0xNQkBeBFA0/sb7N4D nZVn1gdF9F8oOQ5sDllyjewNoDjAgtyN+inLgl9Ta/aK1Tn183K0P0jevWG8MmbIC8TCmbv/SvyD TZK3BIMsQ+HGu8jloGYgIgbliKrG14GtXcF2jcjLFaIT7J1j1pO1ErcUrgd7hmfEC9emCZbDuQAt RQ+mWJL9NNTj6RToAUxA8sI4kEgrslBAzzc6co7TbhediJ/2ya1in+nLTCBHV53oL1JGITWaGwMf lcDwQEkWFJ0dRxhNDkKvuDCRz3VnPaAkDPLrbA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 4 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAbEbGCpGTDrcZTWqWWE72nphyshpRcILdzCVlBGU9Ln1Fui9kkseUOP+g5GLUeVFKdTloeRT A9+EYiQdXgWXmXmuW/nGxZjAikluF/O9NzLVrr5iZnth2xu+F48nrJlAgWWiMNau54NI5sZ3iVQf hFsq2pZmf43RauRPniYMShOLO7EBWWXr5glDSgZGS9fSm6xHwwF+g8D4m8oanjvdCBNxXzSEKS31 ibxjLifTfvwCg3y4XXcNW9U6Nu3JmoKUdxqpPPIkBvVQbIz4UO2FwaR13uXC03ALP1Yx2QNSS4SZ lcIMtAftQR9wtCiuPWQnFv4jkzWqlhp1Lmf7bcoL9yk= ) ; keytag 53148`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696`
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAbauxLSFZ+KSWi2cT6TJbm3d+GIVqb2N1XnDjMsRme0b6JlGp/cvwmM5CaJ5LQ7tG1r7LuTH jYZadtbNk2nZmclq9r4KInS48ungoAZb0gJXVw8IvBTBb1YWQmiBqD285pJuORwTii7DF++nNJJk 3i55HJt9SmBI7m7t8nvx7OOY/w0inxg3fLH2uY0SKO8he4FGwMc4Ubiab8N8Yhyhh+FkKKdD/+oA cuGF75PjlSXO460B4MlNLlEcjDEzIsKauRYx4YVgSaNomGhMMFblmXRzgW+1R6ywvm5mC9+omlyy izZp2GJfPwGMezuKSGDndO6CYYEc5/lsRhvBYsGjdPM= ) ; keytag 46441`
	DNSKEY=20326/SEP is now in the chain-of-trust
	DS=20326/SHA-256 verifies DNSKEY=20326/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`. 172800 IN RRSIG ( DNSKEY 8 0 172800 20250801000000 20250711000000 20326 . WwWSfJzdfRVlUhGNEnrahgVWN54iU6fIm3g0XhxC1f3yxbK7s1iQFZpKwJ0xNQkBeBFA0/sb7N4D nZVn1gdF9F8oOQ5sDllyjewNoDjAgtyN+inLgl9Ta/aK1Tn183K0P0jevWG8MmbIC8TCmbv/SvyD TZK3BIMsQ+HGu8jloGYgIgbliKrG14GtXcF2jcjLFaIT7J1j1pO1ErcUrgd7hmfEC9emCZbDuQAt RQ+mWJL9NNTj6RToAUxA8sI4kEgrslBAzzc6co7TbhediJ/2ya1in+nLTCBHV53oL1JGITWaGwMf lcDwQEkWFJ0dRxhNDkKvuDCRz3VnPaAkDPLrbA== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=53148 is now in the chain-of-trust
	DNSKEY=38696/SEP is now in the chain-of-trust
	DNSKEY=46441 is now in the chain-of-trust
	Query to d.root-servers.net for nlm.gov/A
	Received 614 bytes from 199.7.91.13
	;; Response received from [199.7.91.13] 614 octets ;; HEADER SECTION ;; id = 10444 ;; 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 = 6 arcount = 9 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1450, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; nlm.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) gov. 172800 IN NS a.ns.gov. gov. 172800 IN NS b.ns.gov. gov. 172800 IN NS c.ns.gov. gov. 172800 IN NS d.ns.gov. gov. 86400 IN DS ( 2536 13 2 0baf26b7bbf313a859046fd3b1ee49ddfba33934cfb3e717c21e2a2935c2f259 ) gov. 86400 IN RRSIG ( DS 8 1 86400 20250726050000 20250713040000 46441 . WHvXWqSDFfts53aphZZglTA3ECxTQUkvqO+QQJnkHNycU3qY48/Gc/pnAZehmei/oS6Z4GbtVBJB mA1ydOGSKnlxlC2hglpLbC2+JdL3WGcR16BrwPJa9iLQAjynuOjHafSx71k4POYIcomllxIGj8ka zhKyb/ht1/D3rqmnog/3yxDGqcKpqrljb2VAT4b0WVcdfh5XAWpDCxM0Xoedmlioc0AVAxqsmqiB J79rNHZIEPnMoDydoy8IXLdUoV4522tQBx7hneJSPov41obKxNaOllT2lZeZFczq36At/Y54fB4e /5T/EhKeekiYAsvXjjzZk2bKK1j0+aG7V/zdUw== ) ;; ADDITIONAL SECTION (9 records) a.ns.gov. 172800 IN A 199.33.230.1 b.ns.gov. 172800 IN A 199.33.231.1 c.ns.gov. 172800 IN A 199.33.232.1 d.ns.gov. 172800 IN A 199.33.233.1 a.ns.gov. 172800 IN AAAA 2001:503:ff40::1 b.ns.gov. 172800 IN AAAA 2001:503:ff41::1 c.ns.gov. 172800 IN AAAA 2001:503:ff42::1 d.ns.gov. 172800 IN AAAA 2001:503:ff43::1 ;; { "EDNS-VERSION": 0 }
	Query to i.root-servers.net for gov/DNSKEY
	Received 613 bytes from 192.36.148.17
	;; Response received from [192.36.148.17] 613 octets ;; HEADER SECTION ;; id = 16757 ;; 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 = 6 arcount = 9 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; gov. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) gov. 172800 IN NS d.ns.gov. gov. 172800 IN NS c.ns.gov. gov. 172800 IN NS a.ns.gov. gov. 172800 IN NS b.ns.gov. gov. 86400 IN DS ( 2536 13 2 0baf26b7bbf313a859046fd3b1ee49ddfba33934cfb3e717c21e2a2935c2f259 ) gov. 86400 IN RRSIG ( DS 8 1 86400 20250726050000 20250713040000 46441 . WHvXWqSDFfts53aphZZglTA3ECxTQUkvqO+QQJnkHNycU3qY48/Gc/pnAZehmei/oS6Z4GbtVBJB mA1ydOGSKnlxlC2hglpLbC2+JdL3WGcR16BrwPJa9iLQAjynuOjHafSx71k4POYIcomllxIGj8ka zhKyb/ht1/D3rqmnog/3yxDGqcKpqrljb2VAT4b0WVcdfh5XAWpDCxM0Xoedmlioc0AVAxqsmqiB J79rNHZIEPnMoDydoy8IXLdUoV4522tQBx7hneJSPov41obKxNaOllT2lZeZFczq36At/Y54fB4e /5T/EhKeekiYAsvXjjzZk2bKK1j0+aG7V/zdUw== ) ;; ADDITIONAL SECTION (9 records) d.ns.gov. 172800 IN A 199.33.233.1 c.ns.gov. 172800 IN A 199.33.232.1 b.ns.gov. 172800 IN A 199.33.231.1 a.ns.gov. 172800 IN A 199.33.230.1 d.ns.gov. 172800 IN AAAA 2001:503:ff43::1 c.ns.gov. 172800 IN AAAA 2001:503:ff42::1 b.ns.gov. 172800 IN AAAA 2001:503:ff41::1 a.ns.gov. 172800 IN AAAA 2001:503:ff40::1 ;; { "EDNS-VERSION": 0 }
	Found child zone gov

gov

	Checking DS between . and gov
	Query to m.root-servers.net for gov/DS
	Received 367 bytes from 202.12.27.33
	;; Response received from [202.12.27.33] 367 octets ;; HEADER SECTION ;; id = 61491 ;; 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) ;; gov. IN DS ;; ANSWER SECTION (2 records) gov. 86400 IN DS ( 2536 13 2 0baf26b7bbf313a859046fd3b1ee49ddfba33934cfb3e717c21e2a2935c2f259 ) gov. 86400 IN RRSIG ( DS 8 1 86400 20250726050000 20250713040000 46441 . WHvXWqSDFfts53aphZZglTA3ECxTQUkvqO+QQJnkHNycU3qY48/Gc/pnAZehmei/oS6Z4GbtVBJB mA1ydOGSKnlxlC2hglpLbC2+JdL3WGcR16BrwPJa9iLQAjynuOjHafSx71k4POYIcomllxIGj8ka zhKyb/ht1/D3rqmnog/3yxDGqcKpqrljb2VAT4b0WVcdfh5XAWpDCxM0Xoedmlioc0AVAxqsmqiB J79rNHZIEPnMoDydoy8IXLdUoV4522tQBx7hneJSPov41obKxNaOllT2lZeZFczq36At/Y54fB4e /5T/EhKeekiYAsvXjjzZk2bKK1j0+aG7V/zdUw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for gov in the . zone
	DS=2536/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`gov. 86400 IN RRSIG ( DS 8 1 86400 20250726050000 20250713040000 46441 . WHvXWqSDFfts53aphZZglTA3ECxTQUkvqO+QQJnkHNycU3qY48/Gc/pnAZehmei/oS6Z4GbtVBJB mA1ydOGSKnlxlC2hglpLbC2+JdL3WGcR16BrwPJa9iLQAjynuOjHafSx71k4POYIcomllxIGj8ka zhKyb/ht1/D3rqmnog/3yxDGqcKpqrljb2VAT4b0WVcdfh5XAWpDCxM0Xoedmlioc0AVAxqsmqiB J79rNHZIEPnMoDydoy8IXLdUoV4522tQBx7hneJSPov41obKxNaOllT2lZeZFczq36At/Y54fB4e /5T/EhKeekiYAsvXjjzZk2bKK1j0+aG7V/zdUw== )`
	RRSIG=46441 and DNSKEY=46441 verifies the DS RRset
	DS=2536/SHA-256 is now in the chain-of-trust
	`gov. 86400 IN DS ( 2536 13 2 0baf26b7bbf313a859046fd3b1ee49ddfba33934cfb3e717c21e2a2935c2f259 )`
	Query to c.ns.gov for gov/DNSKEY
	Received 291 bytes from 199.33.232.1
	;; Response received from [199.33.232.1] 291 octets ;; HEADER SECTION ;; id = 48300 ;; 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": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; gov. IN DNSKEY ;; ANSWER SECTION (3 records) gov. 3600 IN DNSKEY ( 257 3 13 D6ZhJTObQw3+kcewWf5iTHbzD3uTdbs5xf0kQfP/VXZcDovWJd0DUgHlp2VC002aLDCwhLoPPVN2 VfyoPnjCqg== ) ; keytag 2536 gov. 3600 IN DNSKEY ( 256 3 13 Of5kU9k4XfdcPwCK9k/zRJNu+Xspnw/BDd+1V6ZpDXRIpHe35BnHTZUBJN9gd6++HkiGXx2YnTji iO7/q+Yamg== ) ; keytag 35496 gov. 3600 IN RRSIG ( DNSKEY 13 1 3600 20250821110604 20250621110604 2536 gov. n6svyrR3H3gY3Fie3fgekD6gXenvEpExK1GXpXb0NxWZW3AHyD02jwlrZecgESKHXU9ydtsw6ibM Y9FOlT+89A== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for gov
	`gov. 3600 IN DNSKEY ( 257 3 13 D6ZhJTObQw3+kcewWf5iTHbzD3uTdbs5xf0kQfP/VXZcDovWJd0DUgHlp2VC002aLDCwhLoPPVN2 VfyoPnjCqg== ) ; keytag 2536`
	`gov. 3600 IN DNSKEY ( 256 3 13 Of5kU9k4XfdcPwCK9k/zRJNu+Xspnw/BDd+1V6ZpDXRIpHe35BnHTZUBJN9gd6++HkiGXx2YnTji iO7/q+Yamg== ) ; keytag 35496`
	DNSKEY=2536/SEP is now in the chain-of-trust
	DS=2536/SHA-256 verifies DNSKEY=2536/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`gov. 3600 IN RRSIG ( DNSKEY 13 1 3600 20250821110604 20250621110604 2536 gov. n6svyrR3H3gY3Fie3fgekD6gXenvEpExK1GXpXb0NxWZW3AHyD02jwlrZecgESKHXU9ydtsw6ibM Y9FOlT+89A== )`
	RRSIG=2536 and DNSKEY=2536/SEP verifies the DNSKEY RRset
	DNSKEY=35496 is now in the chain-of-trust
	Query to a.ns.gov for nlm.gov/A
	Received 382 bytes from 199.33.230.1
	;; Response received from [199.33.230.1] 382 octets ;; HEADER SECTION ;; id = 50277 ;; 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 = 4 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; nlm.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) nlm.gov. 10800 IN NS lhcns1.nlm.nih.gov. nlm.gov. 10800 IN NS lhcns2.nlm.nih.gov. nlm.gov. 10800 IN NS ns.nih.gov. nlm.gov. 10800 IN NS ns2.nih.gov. nlm.gov. 10800 IN NS ns3.nih.gov. nlm.gov. 3600 IN DS ( 11192 8 2 0b363aed40ab1ca9efc1f750527c1f5a7df6f2c2c13868b7330cf0393ce225a5 ) nlm.gov. 3600 IN DS ( 6820 8 2 62587ec50c137c166e75f734347ebaafd4a1edf180caa931b45d89e341806c0c ) nlm.gov. 3600 IN RRSIG ( DS 13 2 3600 20250714090959 20250712070959 35496 gov. 8o3IPLTagx3OWUse3+a9gaoBzioH4LsSjtYN96Eelsj/ue3/NG0vyrzDkwCrMTZdAMgEOSDyAM/9 E5JYGNdVjw== ) ;; ADDITIONAL SECTION (4 records) ns.nih.gov. 3600 IN A 128.231.128.251 ns2.nih.gov. 3600 IN A 128.231.64.1 ns3.nih.gov. 3600 IN A 165.112.4.230 ;; { "EDNS-VERSION": 0 }
	Query to b.ns.gov for nlm.gov/DNSKEY
	Received 382 bytes from 199.33.231.1
	;; Response received from [199.33.231.1] 382 octets ;; HEADER SECTION ;; id = 1874 ;; 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 = 4 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; nlm.gov. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) nlm.gov. 10800 IN NS lhcns1.nlm.nih.gov. nlm.gov. 10800 IN NS lhcns2.nlm.nih.gov. nlm.gov. 10800 IN NS ns.nih.gov. nlm.gov. 10800 IN NS ns2.nih.gov. nlm.gov. 10800 IN NS ns3.nih.gov. nlm.gov. 3600 IN DS ( 11192 8 2 0b363aed40ab1ca9efc1f750527c1f5a7df6f2c2c13868b7330cf0393ce225a5 ) nlm.gov. 3600 IN DS ( 6820 8 2 62587ec50c137c166e75f734347ebaafd4a1edf180caa931b45d89e341806c0c ) nlm.gov. 3600 IN RRSIG ( DS 13 2 3600 20250714090959 20250712070959 35496 gov. qQkG8tpOez2NEOSM88HZmwJ9WdDUunjMjBCX//egBFvnW2WNGXt5NlowhF2igt8Tq3monqVqR7Gq PWctACrlfw== ) ;; ADDITIONAL SECTION (4 records) ns.nih.gov. 3600 IN A 128.231.128.251 ns2.nih.gov. 3600 IN A 128.231.64.1 ns3.nih.gov. 3600 IN A 165.112.4.230 ;; { "EDNS-VERSION": 0 }
	Found child zone nlm.gov

nlm.gov

	Checking DS between gov and nlm.gov
	Query to b.ns.gov for nlm.gov/DS
	Received 231 bytes from 199.33.231.1
	;; Response received from [199.33.231.1] 231 octets ;; HEADER SECTION ;; id = 3805 ;; 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": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; nlm.gov. IN DS ;; ANSWER SECTION (3 records) nlm.gov. 3600 IN DS ( 11192 8 2 0b363aed40ab1ca9efc1f750527c1f5a7df6f2c2c13868b7330cf0393ce225a5 ) nlm.gov. 3600 IN DS ( 6820 8 2 62587ec50c137c166e75f734347ebaafd4a1edf180caa931b45d89e341806c0c ) nlm.gov. 3600 IN RRSIG ( DS 13 2 3600 20250714090959 20250712070959 35496 gov. LI+2ET09CLu32hgqTBrZJEylnzwCS8N+OENh1IZ2p/J2Bj3Ttw5HqB1vj1nlDskHKLFMgZikPtC0 7dwSXhoZmg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DS records for nlm.gov in the gov zone
	DS=11192/SHA-256 has algorithm RSASHA256
	DS=6820/SHA-256 has algorithm RSASHA256
	Found 1 RRSIGs over DS RRset
	`nlm.gov. 3600 IN RRSIG ( DS 13 2 3600 20250714090959 20250712070959 35496 gov. LI+2ET09CLu32hgqTBrZJEylnzwCS8N+OENh1IZ2p/J2Bj3Ttw5HqB1vj1nlDskHKLFMgZikPtC0 7dwSXhoZmg== )`
	RRSIG=35496 and DNSKEY=35496 verifies the DS RRset
	DS=11192/SHA-256 is now in the chain-of-trust
	DS=6820/SHA-256 is now in the chain-of-trust
	`nlm.gov. 3600 IN DS ( 11192 8 2 0b363aed40ab1ca9efc1f750527c1f5a7df6f2c2c13868b7330cf0393ce225a5 )`
	`nlm.gov. 3600 IN DS ( 6820 8 2 62587ec50c137c166e75f734347ebaafd4a1edf180caa931b45d89e341806c0c )`
	Query to lhcns2.nlm.nih.gov for nlm.gov/DNSKEY
	Received 755 bytes from 130.14.55.128
	;; Response received from [130.14.55.128] 755 octets ;; HEADER SECTION ;; id = 57287 ;; 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) ;; nlm.gov. IN DNSKEY ;; ANSWER SECTION (3 records) nlm.gov. 3600 IN DNSKEY ( 256 3 8 AwEAAc57f3T3fdYT/zYF+f31g7oEIyRXyBUc9QnoOdVPTU3RJqwsu5JyjLA6yF7B61t2ckaa4KT7 X/MdsE9TXl5xMYYqNGwML7HFPBw8RVy1mAmGpsnAcHp+445Y2vWxacXwthJDeFeBhmTRjStLwMEf zHwFBLISLunK277PJMy3pv/f ) ; keytag 60609 nlm.gov. 3600 IN DNSKEY ( 257 3 8 AwEAAaiSFY/3y3i/NYZFOcQr7Hxa5ucuiStzx4sgxWE8lekRuAXfQCuHwEwM4cmHLHg62Smgx2qZ G51vZ+Tnw5GkyeDSkVDWEEhROgoQ5Bv6XVMc6C15GVX1bcmcVsje0sHfpzu+DDbUPDMGI47vTfUK 8MJki8EiAh8vv4VDEL3hvJrncrOSBxuFQA8MqLvRokdz3F9ztGtaeNppjRH7M3XQJDC/HfVzDYzN zg8sbeNUVOKJMayCBxAK8+BJK/yeR4R/f+udMS+VF7ocmduMDktm4zb4ILWebt00Lj/50m/0H3k0 zj47uuEGTVdbEkBCpLbSOyObZj5ryRif5vl6AxievLs= ) ; keytag 11192 nlm.gov. 3600 IN RRSIG ( DNSKEY 8 2 3600 20250720042951 20250620041108 11192 nlm.gov. PNduE3X481UjRDEnBsLYm1dWkEKBy1/vYfBQ5vvo+3vrjl3MOBpdleFaWn/JfUtT95hLp0XnOYUh lrs9WvT9G/oiZSPQK4TgTqWgZ+/FvQjP4sm/2yDEsZM6RFh4tyqPYAec48EuP0zV7KGP3xf2kE/g KVXRS/J3ZQraIfaax0WSjg3xjbFzliisAEIGwXZHKRS7cVNHqrqbwk1yCzWYhxXOYyNqEHwoIFly ogzN5FwkoYQf0brD1IrlxarQXDSCUwO4XsvWFx9NEuR3ya2oR4wjz0IR+pZIy+WeRkw5CxoFfD0g Vtmrck6yhm5+9606QHdVLaqGwB2czkuiPYcQtQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for nlm.gov
	`nlm.gov. 3600 IN DNSKEY ( 256 3 8 AwEAAc57f3T3fdYT/zYF+f31g7oEIyRXyBUc9QnoOdVPTU3RJqwsu5JyjLA6yF7B61t2ckaa4KT7 X/MdsE9TXl5xMYYqNGwML7HFPBw8RVy1mAmGpsnAcHp+445Y2vWxacXwthJDeFeBhmTRjStLwMEf zHwFBLISLunK277PJMy3pv/f ) ; keytag 60609`
	`nlm.gov. 3600 IN DNSKEY ( 257 3 8 AwEAAaiSFY/3y3i/NYZFOcQr7Hxa5ucuiStzx4sgxWE8lekRuAXfQCuHwEwM4cmHLHg62Smgx2qZ G51vZ+Tnw5GkyeDSkVDWEEhROgoQ5Bv6XVMc6C15GVX1bcmcVsje0sHfpzu+DDbUPDMGI47vTfUK 8MJki8EiAh8vv4VDEL3hvJrncrOSBxuFQA8MqLvRokdz3F9ztGtaeNppjRH7M3XQJDC/HfVzDYzN zg8sbeNUVOKJMayCBxAK8+BJK/yeR4R/f+udMS+VF7ocmduMDktm4zb4ILWebt00Lj/50m/0H3k0 zj47uuEGTVdbEkBCpLbSOyObZj5ryRif5vl6AxievLs= ) ; keytag 11192`
	DNSKEY=11192/SEP is now in the chain-of-trust
	DS=11192/SHA-256 verifies DNSKEY=11192/SEP
	DS=6820/SHA-256 is published, but a corresponding DNSKEY is not
	Found 1 RRSIGs over DNSKEY RRset
	`nlm.gov. 3600 IN RRSIG ( DNSKEY 8 2 3600 20250720042951 20250620041108 11192 nlm.gov. PNduE3X481UjRDEnBsLYm1dWkEKBy1/vYfBQ5vvo+3vrjl3MOBpdleFaWn/JfUtT95hLp0XnOYUh lrs9WvT9G/oiZSPQK4TgTqWgZ+/FvQjP4sm/2yDEsZM6RFh4tyqPYAec48EuP0zV7KGP3xf2kE/g KVXRS/J3ZQraIfaax0WSjg3xjbFzliisAEIGwXZHKRS7cVNHqrqbwk1yCzWYhxXOYyNqEHwoIFly ogzN5FwkoYQf0brD1IrlxarQXDSCUwO4XsvWFx9NEuR3ya2oR4wjz0IR+pZIy+WeRkw5CxoFfD0g Vtmrck6yhm5+9606QHdVLaqGwB2czkuiPYcQtQ== )`
	RRSIG=11192 and DNSKEY=11192/SEP verifies the DNSKEY RRset
	DNSKEY=60609 is now in the chain-of-trust
	Query to ns3.nih.gov for nlm.gov/A
	Received 219 bytes from 165.112.4.230
	;; Response received from [165.112.4.230] 219 octets ;; HEADER SECTION ;; id = 52055 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; nlm.gov. IN A ;; ANSWER SECTION (2 records) nlm.gov. 3600 IN A 130.14.16.110 nlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250728105511 20250628100006 60609 nlm.gov. PrqV3b3KZm/ksPNeDVUEmJFfxm5PVJAPvCyI/B2VK4+OeOsf9IMY0nOEmqAQVJghMOiU8UMCFErE Ftj7F0jv8hp5SDZDEamg9G8dUrq9RaC8r1TNSrGHFceHJAm0vO9Po1UvpRn3AuTEcXgKE4LdTLoq AF7jyuQp9BRPcom2P+g= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns3.nih.gov is authoritative for nlm.gov
	Found RRSIG signed by nlm.gov zone
	Query to ns.nih.gov for nlm.gov/SOA
	Received 286 bytes from 128.231.128.251
	;; Response received from [128.231.128.251] 286 octets ;; HEADER SECTION ;; id = 47358 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; nlm.gov. IN SOA ;; ANSWER SECTION (2 records) nlm.gov. 3600 IN SOA ( lhcns1.nlm.nih.gov. nlmdnshostmaster.mail.nih.gov. 767685611 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 3600 ;minimum ) nlm.gov. 3600 IN RRSIG ( SOA 8 2 3600 20250728110006 20250628100006 60609 nlm.gov. SEjoWigrqr6FZXiavEQDX+KG8Le26m0hDIkweRp8rWXr9sn8IJP9Up0kmcgqE71s0Bkpz73rCGZg vwksJec0B82SLYV7+dgMSG8i1QZ0R20DgPp0+2YWUzHxhp/HgeT7hoeaRILggV0sXMcUSTwRW8qP txIL2wi7wUHQGbA8MMY= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to lhcns2.nlm.nih.gov for nlm.gov/SOA
	Received 554 bytes from 130.14.55.128
	;; Response received from [130.14.55.128] 554 octets ;; HEADER SECTION ;; id = 25237 ;; 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 = 6 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; nlm.gov. IN SOA ;; ANSWER SECTION (2 records) nlm.gov. 3600 IN SOA ( lhcns1.nlm.nih.gov. nlmdnshostmaster.mail.nih.gov. 767685611 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 3600 ;minimum ) nlm.gov. 3600 IN RRSIG ( SOA 8 2 3600 20250728110006 20250628100006 60609 nlm.gov. SEjoWigrqr6FZXiavEQDX+KG8Le26m0hDIkweRp8rWXr9sn8IJP9Up0kmcgqE71s0Bkpz73rCGZg vwksJec0B82SLYV7+dgMSG8i1QZ0R20DgPp0+2YWUzHxhp/HgeT7hoeaRILggV0sXMcUSTwRW8qP txIL2wi7wUHQGbA8MMY= ) ;; AUTHORITY SECTION (6 records) nlm.gov. 86400 IN NS ns.nih.gov. nlm.gov. 86400 IN NS lhcns2.nlm.nih.gov. nlm.gov. 86400 IN NS ns2.nih.gov. nlm.gov. 86400 IN NS ns3.nih.gov. nlm.gov. 86400 IN NS lhcns1.nlm.nih.gov. nlm.gov. 86400 IN RRSIG ( NS 8 2 86400 20250728103108 20250628100006 60609 nlm.gov. bohNtBdmAys4WlLDiabxJJM+l0D6oHq716y2dmQsvPCAIA91693h0XzS6e8wn7Qfp0pU0WDdrWfD i9eaSXN+dP1uJ2AlMTw792S5/6AA11s5POoCXVv64H9WFpvZyMTDRqAYMJmA2ZNB5HNWYQx/qUdV tH+wvxSI5mikbvBPwco= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to lhcns1.nlm.nih.gov for nlm.gov/SOA
	Received 554 bytes from 130.14.55.72
	;; Response received from [130.14.55.72] 554 octets ;; HEADER SECTION ;; id = 35897 ;; 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 = 6 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; nlm.gov. IN SOA ;; ANSWER SECTION (2 records) nlm.gov. 3600 IN SOA ( lhcns1.nlm.nih.gov. nlmdnshostmaster.mail.nih.gov. 767685611 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 3600 ;minimum ) nlm.gov. 3600 IN RRSIG ( SOA 8 2 3600 20250728110006 20250628100006 60609 nlm.gov. SEjoWigrqr6FZXiavEQDX+KG8Le26m0hDIkweRp8rWXr9sn8IJP9Up0kmcgqE71s0Bkpz73rCGZg vwksJec0B82SLYV7+dgMSG8i1QZ0R20DgPp0+2YWUzHxhp/HgeT7hoeaRILggV0sXMcUSTwRW8qP txIL2wi7wUHQGbA8MMY= ) ;; AUTHORITY SECTION (6 records) nlm.gov. 86400 IN NS ns2.nih.gov. nlm.gov. 86400 IN NS ns3.nih.gov. nlm.gov. 86400 IN NS lhcns1.nlm.nih.gov. nlm.gov. 86400 IN NS lhcns2.nlm.nih.gov. nlm.gov. 86400 IN NS ns.nih.gov. nlm.gov. 86400 IN RRSIG ( NS 8 2 86400 20250728103108 20250628100006 60609 nlm.gov. bohNtBdmAys4WlLDiabxJJM+l0D6oHq716y2dmQsvPCAIA91693h0XzS6e8wn7Qfp0pU0WDdrWfD i9eaSXN+dP1uJ2AlMTw792S5/6AA11s5POoCXVv64H9WFpvZyMTDRqAYMJmA2ZNB5HNWYQx/qUdV tH+wvxSI5mikbvBPwco= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to ns2.nih.gov for nlm.gov/SOA
	Received 286 bytes from 128.231.64.1
	;; Response received from [128.231.64.1] 286 octets ;; HEADER SECTION ;; id = 19614 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; nlm.gov. IN SOA ;; ANSWER SECTION (2 records) nlm.gov. 3600 IN SOA ( lhcns1.nlm.nih.gov. nlmdnshostmaster.mail.nih.gov. 767685611 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 3600 ;minimum ) nlm.gov. 3600 IN RRSIG ( SOA 8 2 3600 20250728110006 20250628100006 60609 nlm.gov. SEjoWigrqr6FZXiavEQDX+KG8Le26m0hDIkweRp8rWXr9sn8IJP9Up0kmcgqE71s0Bkpz73rCGZg vwksJec0B82SLYV7+dgMSG8i1QZ0R20DgPp0+2YWUzHxhp/HgeT7hoeaRILggV0sXMcUSTwRW8qP txIL2wi7wUHQGbA8MMY= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to ns3.nih.gov for nlm.gov/A
	Received 219 bytes from 165.112.4.230
	;; Response received from [165.112.4.230] 219 octets ;; HEADER SECTION ;; id = 55175 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; nlm.gov. IN A ;; ANSWER SECTION (2 records) nlm.gov. 3600 IN A 130.14.16.110 nlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250728105511 20250628100006 60609 nlm.gov. PrqV3b3KZm/ksPNeDVUEmJFfxm5PVJAPvCyI/B2VK4+OeOsf9IMY0nOEmqAQVJghMOiU8UMCFErE Ftj7F0jv8hp5SDZDEamg9G8dUrq9RaC8r1TNSrGHFceHJAm0vO9Po1UvpRn3AuTEcXgKE4LdTLoq AF7jyuQp9BRPcom2P+g= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	nlm.gov A RR has value 130.14.16.110
	Found 1 RRSIGs over A RRset
	`nlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250728105511 20250628100006 60609 nlm.gov. PrqV3b3KZm/ksPNeDVUEmJFfxm5PVJAPvCyI/B2VK4+OeOsf9IMY0nOEmqAQVJghMOiU8UMCFErE Ftj7F0jv8hp5SDZDEamg9G8dUrq9RaC8r1TNSrGHFceHJAm0vO9Po1UvpRn3AuTEcXgKE4LdTLoq AF7jyuQp9BRPcom2P+g= )`
	RRSIG=60609 and DNSKEY=60609 verifies the A RRset

nlm.gov

	Query to ns2.nih.gov for nlm.gov/A
	Received 219 bytes from 128.231.64.1
	;; Response received from [128.231.64.1] 219 octets ;; HEADER SECTION ;; id = 14076 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; nlm.gov. IN A ;; ANSWER SECTION (2 records) nlm.gov. 3600 IN A 130.14.16.110 nlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250728105511 20250628100006 60609 nlm.gov. PrqV3b3KZm/ksPNeDVUEmJFfxm5PVJAPvCyI/B2VK4+OeOsf9IMY0nOEmqAQVJghMOiU8UMCFErE Ftj7F0jv8hp5SDZDEamg9G8dUrq9RaC8r1TNSrGHFceHJAm0vO9Po1UvpRn3AuTEcXgKE4LdTLoq AF7jyuQp9BRPcom2P+g= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns2.nih.gov is authoritative for nlm.gov
	Found RRSIG signed by nlm.gov zone
	Query to ns2.nih.gov for nlm.gov/A
	Received 219 bytes from 128.231.64.1
	;; Response received from [128.231.64.1] 219 octets ;; HEADER SECTION ;; id = 30162 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; nlm.gov. IN A ;; ANSWER SECTION (2 records) nlm.gov. 3600 IN A 130.14.16.110 nlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250728105511 20250628100006 60609 nlm.gov. PrqV3b3KZm/ksPNeDVUEmJFfxm5PVJAPvCyI/B2VK4+OeOsf9IMY0nOEmqAQVJghMOiU8UMCFErE Ftj7F0jv8hp5SDZDEamg9G8dUrq9RaC8r1TNSrGHFceHJAm0vO9Po1UvpRn3AuTEcXgKE4LdTLoq AF7jyuQp9BRPcom2P+g= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	nlm.gov A RR has value 130.14.16.110
	Found 1 RRSIGs over A RRset
	`nlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250728105511 20250628100006 60609 nlm.gov. PrqV3b3KZm/ksPNeDVUEmJFfxm5PVJAPvCyI/B2VK4+OeOsf9IMY0nOEmqAQVJghMOiU8UMCFErE Ftj7F0jv8hp5SDZDEamg9G8dUrq9RaC8r1TNSrGHFceHJAm0vO9Po1UvpRn3AuTEcXgKE4LdTLoq AF7jyuQp9BRPcom2P+g= )`
	RRSIG=60609 and DNSKEY=60609 verifies the A RRset

nlm.gov

	Query to ns.nih.gov for nlm.gov/A
	Received 219 bytes from 128.231.128.251
	;; Response received from [128.231.128.251] 219 octets ;; HEADER SECTION ;; id = 59515 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; nlm.gov. IN A ;; ANSWER SECTION (2 records) nlm.gov. 3600 IN A 130.14.16.110 nlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250728105511 20250628100006 60609 nlm.gov. PrqV3b3KZm/ksPNeDVUEmJFfxm5PVJAPvCyI/B2VK4+OeOsf9IMY0nOEmqAQVJghMOiU8UMCFErE Ftj7F0jv8hp5SDZDEamg9G8dUrq9RaC8r1TNSrGHFceHJAm0vO9Po1UvpRn3AuTEcXgKE4LdTLoq AF7jyuQp9BRPcom2P+g= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns.nih.gov is authoritative for nlm.gov
	Found RRSIG signed by nlm.gov zone
	Query to ns.nih.gov for nlm.gov/A
	Received 219 bytes from 128.231.128.251
	;; Response received from [128.231.128.251] 219 octets ;; HEADER SECTION ;; id = 59446 ;; 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": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; nlm.gov. IN A ;; ANSWER SECTION (2 records) nlm.gov. 3600 IN A 130.14.16.110 nlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250728105511 20250628100006 60609 nlm.gov. PrqV3b3KZm/ksPNeDVUEmJFfxm5PVJAPvCyI/B2VK4+OeOsf9IMY0nOEmqAQVJghMOiU8UMCFErE Ftj7F0jv8hp5SDZDEamg9G8dUrq9RaC8r1TNSrGHFceHJAm0vO9Po1UvpRn3AuTEcXgKE4LdTLoq AF7jyuQp9BRPcom2P+g= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	nlm.gov A RR has value 130.14.16.110
	Found 1 RRSIGs over A RRset
	`nlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250728105511 20250628100006 60609 nlm.gov. PrqV3b3KZm/ksPNeDVUEmJFfxm5PVJAPvCyI/B2VK4+OeOsf9IMY0nOEmqAQVJghMOiU8UMCFErE Ftj7F0jv8hp5SDZDEamg9G8dUrq9RaC8r1TNSrGHFceHJAm0vO9Po1UvpRn3AuTEcXgKE4LdTLoq AF7jyuQp9BRPcom2P+g= )`
	RRSIG=60609 and DNSKEY=60609 verifies the A RRset

nlm.gov

	Query to lhcns1.nlm.nih.gov for nlm.gov/A
	Received 505 bytes from 130.14.55.72
	;; Response received from [130.14.55.72] 505 octets ;; HEADER SECTION ;; id = 8841 ;; 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 = 6 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; nlm.gov. IN A ;; ANSWER SECTION (2 records) nlm.gov. 3600 IN A 130.14.16.110 nlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250728105511 20250628100006 60609 nlm.gov. PrqV3b3KZm/ksPNeDVUEmJFfxm5PVJAPvCyI/B2VK4+OeOsf9IMY0nOEmqAQVJghMOiU8UMCFErE Ftj7F0jv8hp5SDZDEamg9G8dUrq9RaC8r1TNSrGHFceHJAm0vO9Po1UvpRn3AuTEcXgKE4LdTLoq AF7jyuQp9BRPcom2P+g= ) ;; AUTHORITY SECTION (6 records) nlm.gov. 86400 IN NS lhcns2.nlm.nih.gov. nlm.gov. 86400 IN NS ns3.nih.gov. nlm.gov. 86400 IN NS lhcns1.nlm.nih.gov. nlm.gov. 86400 IN NS ns.nih.gov. nlm.gov. 86400 IN NS ns2.nih.gov. nlm.gov. 86400 IN RRSIG ( NS 8 2 86400 20250728103108 20250628100006 60609 nlm.gov. bohNtBdmAys4WlLDiabxJJM+l0D6oHq716y2dmQsvPCAIA91693h0XzS6e8wn7Qfp0pU0WDdrWfD i9eaSXN+dP1uJ2AlMTw792S5/6AA11s5POoCXVv64H9WFpvZyMTDRqAYMJmA2ZNB5HNWYQx/qUdV tH+wvxSI5mikbvBPwco= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	lhcns1.nlm.nih.gov is authoritative for nlm.gov
	Found RRSIG signed by nlm.gov zone
	Query to lhcns1.nlm.nih.gov for nlm.gov/A
	Received 505 bytes from 130.14.55.72
	;; Response received from [130.14.55.72] 505 octets ;; HEADER SECTION ;; id = 37885 ;; 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 = 6 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; nlm.gov. IN A ;; ANSWER SECTION (2 records) nlm.gov. 3600 IN A 130.14.16.110 nlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250728105511 20250628100006 60609 nlm.gov. PrqV3b3KZm/ksPNeDVUEmJFfxm5PVJAPvCyI/B2VK4+OeOsf9IMY0nOEmqAQVJghMOiU8UMCFErE Ftj7F0jv8hp5SDZDEamg9G8dUrq9RaC8r1TNSrGHFceHJAm0vO9Po1UvpRn3AuTEcXgKE4LdTLoq AF7jyuQp9BRPcom2P+g= ) ;; AUTHORITY SECTION (6 records) nlm.gov. 86400 IN NS lhcns2.nlm.nih.gov. nlm.gov. 86400 IN NS ns2.nih.gov. nlm.gov. 86400 IN NS lhcns1.nlm.nih.gov. nlm.gov. 86400 IN NS ns3.nih.gov. nlm.gov. 86400 IN NS ns.nih.gov. nlm.gov. 86400 IN RRSIG ( NS 8 2 86400 20250728103108 20250628100006 60609 nlm.gov. bohNtBdmAys4WlLDiabxJJM+l0D6oHq716y2dmQsvPCAIA91693h0XzS6e8wn7Qfp0pU0WDdrWfD i9eaSXN+dP1uJ2AlMTw792S5/6AA11s5POoCXVv64H9WFpvZyMTDRqAYMJmA2ZNB5HNWYQx/qUdV tH+wvxSI5mikbvBPwco= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	nlm.gov A RR has value 130.14.16.110
	Found 1 RRSIGs over A RRset
	`nlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250728105511 20250628100006 60609 nlm.gov. PrqV3b3KZm/ksPNeDVUEmJFfxm5PVJAPvCyI/B2VK4+OeOsf9IMY0nOEmqAQVJghMOiU8UMCFErE Ftj7F0jv8hp5SDZDEamg9G8dUrq9RaC8r1TNSrGHFceHJAm0vO9Po1UvpRn3AuTEcXgKE4LdTLoq AF7jyuQp9BRPcom2P+g= )`
	RRSIG=60609 and DNSKEY=60609 verifies the A RRset

nlm.gov

	Query to lhcns2.nlm.nih.gov for nlm.gov/A
	Received 505 bytes from 130.14.55.128
	;; Response received from [130.14.55.128] 505 octets ;; HEADER SECTION ;; id = 14595 ;; 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 = 6 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; nlm.gov. IN A ;; ANSWER SECTION (2 records) nlm.gov. 3600 IN A 130.14.16.110 nlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250728105511 20250628100006 60609 nlm.gov. PrqV3b3KZm/ksPNeDVUEmJFfxm5PVJAPvCyI/B2VK4+OeOsf9IMY0nOEmqAQVJghMOiU8UMCFErE Ftj7F0jv8hp5SDZDEamg9G8dUrq9RaC8r1TNSrGHFceHJAm0vO9Po1UvpRn3AuTEcXgKE4LdTLoq AF7jyuQp9BRPcom2P+g= ) ;; AUTHORITY SECTION (6 records) nlm.gov. 86400 IN NS ns3.nih.gov. nlm.gov. 86400 IN NS lhcns2.nlm.nih.gov. nlm.gov. 86400 IN NS ns2.nih.gov. nlm.gov. 86400 IN NS ns.nih.gov. nlm.gov. 86400 IN NS lhcns1.nlm.nih.gov. nlm.gov. 86400 IN RRSIG ( NS 8 2 86400 20250728103108 20250628100006 60609 nlm.gov. bohNtBdmAys4WlLDiabxJJM+l0D6oHq716y2dmQsvPCAIA91693h0XzS6e8wn7Qfp0pU0WDdrWfD i9eaSXN+dP1uJ2AlMTw792S5/6AA11s5POoCXVv64H9WFpvZyMTDRqAYMJmA2ZNB5HNWYQx/qUdV tH+wvxSI5mikbvBPwco= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	lhcns2.nlm.nih.gov is authoritative for nlm.gov
	Found RRSIG signed by nlm.gov zone
	Query to lhcns2.nlm.nih.gov for nlm.gov/A
	Received 505 bytes from 130.14.55.128
	;; Response received from [130.14.55.128] 505 octets ;; HEADER SECTION ;; id = 15275 ;; 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 = 6 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ;; {"EXTENDED-ERROR": {"ERROR": "Prohibited", "EXTRA-TEXT": "", "INFO-CODE": 18}} ] ;; } ;; QUESTION SECTION (1 record) ;; nlm.gov. IN A ;; ANSWER SECTION (2 records) nlm.gov. 3600 IN A 130.14.16.110 nlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250728105511 20250628100006 60609 nlm.gov. PrqV3b3KZm/ksPNeDVUEmJFfxm5PVJAPvCyI/B2VK4+OeOsf9IMY0nOEmqAQVJghMOiU8UMCFErE Ftj7F0jv8hp5SDZDEamg9G8dUrq9RaC8r1TNSrGHFceHJAm0vO9Po1UvpRn3AuTEcXgKE4LdTLoq AF7jyuQp9BRPcom2P+g= ) ;; AUTHORITY SECTION (6 records) nlm.gov. 86400 IN NS lhcns2.nlm.nih.gov. nlm.gov. 86400 IN NS lhcns1.nlm.nih.gov. nlm.gov. 86400 IN NS ns2.nih.gov. nlm.gov. 86400 IN NS ns3.nih.gov. nlm.gov. 86400 IN NS ns.nih.gov. nlm.gov. 86400 IN RRSIG ( NS 8 2 86400 20250728103108 20250628100006 60609 nlm.gov. bohNtBdmAys4WlLDiabxJJM+l0D6oHq716y2dmQsvPCAIA91693h0XzS6e8wn7Qfp0pU0WDdrWfD i9eaSXN+dP1uJ2AlMTw792S5/6AA11s5POoCXVv64H9WFpvZyMTDRqAYMJmA2ZNB5HNWYQx/qUdV tH+wvxSI5mikbvBPwco= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	nlm.gov A RR has value 130.14.16.110
	Found 1 RRSIGs over A RRset
	`nlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250728105511 20250628100006 60609 nlm.gov. PrqV3b3KZm/ksPNeDVUEmJFfxm5PVJAPvCyI/B2VK4+OeOsf9IMY0nOEmqAQVJghMOiU8UMCFErE Ftj7F0jv8hp5SDZDEamg9G8dUrq9RaC8r1TNSrGHFceHJAm0vO9Po1UvpRn3AuTEcXgKE4LdTLoq AF7jyuQp9BRPcom2P+g= )`
	RRSIG=60609 and DNSKEY=60609 verifies the A RRset

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