DNSSEC Debugger - nnlm.gov

Domain Name:

Time: 2025-07-02 06:24:23 UTC

Analyzing DNSSEC problems for nnlm.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 h.root-servers.net for ./DNSKEY
	Received 1414 bytes from 198.97.190.53
	;; Response received from [198.97.190.53] 1414 octets ;; HEADER SECTION ;; id = 19223 ;; 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": 1232, ;; "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 20250722000000 20250701000000 20326 . UGhOn2e0xbV2um4IqDwLtkXZVqk32Dz6Orahd8l3n5pQxAPO+PzC96lwt3YdDLFpzmu1FqPWugCK eq5uju1L2DklkEX7hnvBKKzb/Q2dkEA1w85dQQH34II778mePR3fvIDckntFXGsT9a8tdN9tFaP+ qJiwgtNbiKej8YheeX/DAAmZPn0s6/Bg3cLuozR9FXAwkgrA3rjcRpN/jKhPSauHvsin7gCbcUjs jA+P3l9y4Izc5ibPfdUIxVaTUt+OofHUV9VaZoexMQKwggIE78BLAs7AsP7KwlXDB8++Cy6IXVcg +9Gzv3k/gJokM3UHOGa0UrSfCIAKlfMFYADJBA== ) ;; 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 20250722000000 20250701000000 20326 . UGhOn2e0xbV2um4IqDwLtkXZVqk32Dz6Orahd8l3n5pQxAPO+PzC96lwt3YdDLFpzmu1FqPWugCK eq5uju1L2DklkEX7hnvBKKzb/Q2dkEA1w85dQQH34II778mePR3fvIDckntFXGsT9a8tdN9tFaP+ qJiwgtNbiKej8YheeX/DAAmZPn0s6/Bg3cLuozR9FXAwkgrA3rjcRpN/jKhPSauHvsin7gCbcUjs jA+P3l9y4Izc5ibPfdUIxVaTUt+OofHUV9VaZoexMQKwggIE78BLAs7AsP7KwlXDB8++Cy6IXVcg +9Gzv3k/gJokM3UHOGa0UrSfCIAKlfMFYADJBA== )`
	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 nnlm.gov/A
	Received 615 bytes from 199.7.91.13
	;; Response received from [199.7.91.13] 615 octets ;; HEADER SECTION ;; id = 23279 ;; 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) ;; nnlm.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 20250715050000 20250702040000 46441 . Do58Z3PAXdPhXvbE/9qb+xLEbwg0Z/c4RGTCgNc3xioI/HNWqSVX+f7dnMYC62pCa0NHnqCbjfmm 5G3YOmoqDunL4F4MlOarLY1dTEWXCSMj9Z5PbC7hWc1xmWbWkL8TiE1aZ4d6GE5l6kyI8tpo3Gmr W4n5gd7q/08yHinsb/RdIkme1oei56kS6sUrpQx6kuB/P0/nrqay3/E9W5Y5CNgZRcAqfndPja5Y SwIdU/evoXV1M67Wp3ral/17ggtDFE1/eDbfZrkMlFrw5XvJ5r1vZ8vMwPPME7bAVM4TaXfu1+WJ N0Y4CbYY89lb2diTXmHVVMSDFsCwQdvun9+Jaw== ) ;; 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 b.root-servers.net for gov/DNSKEY
	Received 610 bytes from 170.247.170.2
	;; Response received from [170.247.170.2] 610 octets ;; HEADER SECTION ;; id = 47044 ;; 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 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 20250715050000 20250702040000 46441 . Do58Z3PAXdPhXvbE/9qb+xLEbwg0Z/c4RGTCgNc3xioI/HNWqSVX+f7dnMYC62pCa0NHnqCbjfmm 5G3YOmoqDunL4F4MlOarLY1dTEWXCSMj9Z5PbC7hWc1xmWbWkL8TiE1aZ4d6GE5l6kyI8tpo3Gmr W4n5gd7q/08yHinsb/RdIkme1oei56kS6sUrpQx6kuB/P0/nrqay3/E9W5Y5CNgZRcAqfndPja5Y SwIdU/evoXV1M67Wp3ral/17ggtDFE1/eDbfZrkMlFrw5XvJ5r1vZ8vMwPPME7bAVM4TaXfu1+WJ N0Y4CbYY89lb2diTXmHVVMSDFsCwQdvun9+Jaw== ) ;; ADDITIONAL SECTION (9 records) a.ns.gov. 172800 IN A 199.33.230.1 a.ns.gov. 172800 IN AAAA 2001:503:ff40::1 b.ns.gov. 172800 IN A 199.33.231.1 b.ns.gov. 172800 IN AAAA 2001:503:ff41::1 c.ns.gov. 172800 IN A 199.33.232.1 c.ns.gov. 172800 IN AAAA 2001:503:ff42::1 d.ns.gov. 172800 IN A 199.33.233.1 d.ns.gov. 172800 IN AAAA 2001:503:ff43::1 ;; { "EDNS-VERSION": 0 }
	Found child zone gov

gov

	Checking DS between . and gov
	Query to c.root-servers.net for gov/DS
	Received 367 bytes from 192.33.4.12
	;; Response received from [192.33.4.12] 367 octets ;; HEADER SECTION ;; id = 50696 ;; 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 20250715050000 20250702040000 46441 . Do58Z3PAXdPhXvbE/9qb+xLEbwg0Z/c4RGTCgNc3xioI/HNWqSVX+f7dnMYC62pCa0NHnqCbjfmm 5G3YOmoqDunL4F4MlOarLY1dTEWXCSMj9Z5PbC7hWc1xmWbWkL8TiE1aZ4d6GE5l6kyI8tpo3Gmr W4n5gd7q/08yHinsb/RdIkme1oei56kS6sUrpQx6kuB/P0/nrqay3/E9W5Y5CNgZRcAqfndPja5Y SwIdU/evoXV1M67Wp3ral/17ggtDFE1/eDbfZrkMlFrw5XvJ5r1vZ8vMwPPME7bAVM4TaXfu1+WJ N0Y4CbYY89lb2diTXmHVVMSDFsCwQdvun9+Jaw== ) ;; 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 20250715050000 20250702040000 46441 . Do58Z3PAXdPhXvbE/9qb+xLEbwg0Z/c4RGTCgNc3xioI/HNWqSVX+f7dnMYC62pCa0NHnqCbjfmm 5G3YOmoqDunL4F4MlOarLY1dTEWXCSMj9Z5PbC7hWc1xmWbWkL8TiE1aZ4d6GE5l6kyI8tpo3Gmr W4n5gd7q/08yHinsb/RdIkme1oei56kS6sUrpQx6kuB/P0/nrqay3/E9W5Y5CNgZRcAqfndPja5Y SwIdU/evoXV1M67Wp3ral/17ggtDFE1/eDbfZrkMlFrw5XvJ5r1vZ8vMwPPME7bAVM4TaXfu1+WJ N0Y4CbYY89lb2diTXmHVVMSDFsCwQdvun9+Jaw== )`
	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 = 13202 ;; 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 d.ns.gov for nnlm.gov/A
	Received 383 bytes from 199.33.233.1
	;; Response received from [199.33.233.1] 383 octets ;; HEADER SECTION ;; id = 18998 ;; 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) ;; nnlm.gov. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) nnlm.gov. 10800 IN NS lhcns1.nlm.nih.gov. nnlm.gov. 10800 IN NS lhcns2.nlm.nih.gov. nnlm.gov. 10800 IN NS ns.nih.gov. nnlm.gov. 10800 IN NS ns2.nih.gov. nnlm.gov. 10800 IN NS ns3.nih.gov. nnlm.gov. 3600 IN DS ( 119 8 2 1180b0a9f27a728b8c507c0a863c04f4c0814ab3da13c8e2b06e805ee728abbd ) nnlm.gov. 3600 IN DS ( 50234 8 2 59def6665b2faf5aeb087ea33c6cb745d78d24deeef065a6a7bb920567f0eae0 ) nnlm.gov. 3600 IN RRSIG ( DS 13 2 3600 20250703072423 20250701052423 35496 gov. OobIXPf1REq84vJ7gKjiR8H0zG3N8RIRB9JOIRW8sbz8f3plJA/9wucl86uzAxpEw2HLq9YHC//p BJs6tzOe4g== ) ;; 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 c.ns.gov for nnlm.gov/DNSKEY
	Received 383 bytes from 199.33.232.1
	;; Response received from [199.33.232.1] 383 octets ;; HEADER SECTION ;; id = 51979 ;; 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) ;; nnlm.gov. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) nnlm.gov. 10800 IN NS lhcns1.nlm.nih.gov. nnlm.gov. 10800 IN NS lhcns2.nlm.nih.gov. nnlm.gov. 10800 IN NS ns.nih.gov. nnlm.gov. 10800 IN NS ns2.nih.gov. nnlm.gov. 10800 IN NS ns3.nih.gov. nnlm.gov. 3600 IN DS ( 119 8 2 1180b0a9f27a728b8c507c0a863c04f4c0814ab3da13c8e2b06e805ee728abbd ) nnlm.gov. 3600 IN DS ( 50234 8 2 59def6665b2faf5aeb087ea33c6cb745d78d24deeef065a6a7bb920567f0eae0 ) nnlm.gov. 3600 IN RRSIG ( DS 13 2 3600 20250703072423 20250701052423 35496 gov. tygeET5k+IhHVlYWTuzG4ofH7o1n9jMJXeZlntP1UzJ667xJPJ+D7lZHXoq0OUFBXbVcoJqHGd1l 4BF+GvLvmw== ) ;; 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 nnlm.gov

nnlm.gov

	Checking DS between gov and nnlm.gov
	Query to a.ns.gov for nnlm.gov/DS
	Received 232 bytes from 199.33.230.1
	;; Response received from [199.33.230.1] 232 octets ;; HEADER SECTION ;; id = 50669 ;; 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) ;; nnlm.gov. IN DS ;; ANSWER SECTION (3 records) nnlm.gov. 3600 IN DS ( 119 8 2 1180b0a9f27a728b8c507c0a863c04f4c0814ab3da13c8e2b06e805ee728abbd ) nnlm.gov. 3600 IN DS ( 50234 8 2 59def6665b2faf5aeb087ea33c6cb745d78d24deeef065a6a7bb920567f0eae0 ) nnlm.gov. 3600 IN RRSIG ( DS 13 2 3600 20250703072423 20250701052423 35496 gov. 68rOJTlyk6hT0WHtpMukp4ei5KlsmfxHxUSx7Z3Za+4sYYNR0MbzlY0E68TngAYgxXrXNV63Riqo S+qMvmF9iA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DS records for nnlm.gov in the gov zone
	DS=119/SHA-256 has algorithm RSASHA256
	DS=50234/SHA-256 has algorithm RSASHA256
	Found 1 RRSIGs over DS RRset
	`nnlm.gov. 3600 IN RRSIG ( DS 13 2 3600 20250703072423 20250701052423 35496 gov. 68rOJTlyk6hT0WHtpMukp4ei5KlsmfxHxUSx7Z3Za+4sYYNR0MbzlY0E68TngAYgxXrXNV63Riqo S+qMvmF9iA== )`
	RRSIG=35496 and DNSKEY=35496 verifies the DS RRset
	DS=119/SHA-256 is now in the chain-of-trust
	DS=50234/SHA-256 is now in the chain-of-trust
	`nnlm.gov. 3600 IN DS ( 119 8 2 1180b0a9f27a728b8c507c0a863c04f4c0814ab3da13c8e2b06e805ee728abbd )`
	`nnlm.gov. 3600 IN DS ( 50234 8 2 59def6665b2faf5aeb087ea33c6cb745d78d24deeef065a6a7bb920567f0eae0 )`
	Query to ns.nih.gov for nnlm.gov/DNSKEY
	Received 757 bytes from 128.231.128.251
	;; Response received from [128.231.128.251] 757 octets ;; HEADER SECTION ;; id = 22214 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 3 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; nnlm.gov. IN DNSKEY ;; ANSWER SECTION (3 records) nnlm.gov. 3600 IN DNSKEY ( 256 3 8 AwEAAdKk6gWwoY2CZRJ6hWdmKpDA5zm/s0YJL7jxSk5JkhxWVDXoBngHmKtBg3AlzZ9wQ694CV9P lGuCxtqhpPrYWJNl0/hUtLilOpqHJoSokC5XdcP+HClWSvU2k8jNQryJOJdgl0lHxU3pDcaT2jnl 5WHdkrZoNc8IBJhezcM1MN1V ) ; keytag 54090 nnlm.gov. 3600 IN DNSKEY ( 257 3 8 AwEAAadi0+j+YGFMap2niNQpJWaAgdNhaXhxUHd7ts6u19zw436hYgJP/Aeik39R4aJWbIQ+KYjz DirPLxLAWMOOm+iYaakIuQVkXChTKmElMsqV4QVolfnVvUq1U1jHS2wKrzXZyMg0JSU0cIN7Hqxq gcjbhaR/E21R8aLUWoTCp7GhDmfpQFRD+dSyK7qkhQBulTCYrm9X5moH7b8njhF8+HTo8u2wSDQj Nod/gL92Hystew96IaWEB+A2EkQV8qxoG9cx7FGyIuyvJGOUrppXDzSMqFRFdK3Bvd43BFFFsGtF LdIVNZveSiII1pC5awNF29nhpqDtsfkb7liA6Pch6L8= ) ; keytag 119 nnlm.gov. 3600 IN RRSIG ( DNSKEY 8 2 3600 20250723074430 20250623065956 119 nnlm.gov. JG7pYe6WN4oYRj/+T9s3A6VMIbwwCXrZG4clCiolhqpE/cmJUSgSWYl3fXZCzWcLf2g0/18foLWz Bq2E83KWBfAg+yWvD/PshN6SYBdSVDHsCy6SrDI0g1TvjFZGlqJIbdoblMSMFK77FMzk9tk7A8hp WNiVxinvjQKF9tJkYnOBbz84UqzkGHM6jC/Xh3O3oI28XpXJcH0JcLizlZJITKKicOPlabpVOX6/ SxNPARQ5g+nzpNsKcMRFYyp4PJmut2+wj7bsAGePRhkYggGJDXR81/j/FDjZqUmFW2cXTTVR3CPD dNSDbiZigKxsNeZtqNVjReI4UnD3qtJ72d1XUA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for nnlm.gov
	`nnlm.gov. 3600 IN DNSKEY ( 256 3 8 AwEAAdKk6gWwoY2CZRJ6hWdmKpDA5zm/s0YJL7jxSk5JkhxWVDXoBngHmKtBg3AlzZ9wQ694CV9P lGuCxtqhpPrYWJNl0/hUtLilOpqHJoSokC5XdcP+HClWSvU2k8jNQryJOJdgl0lHxU3pDcaT2jnl 5WHdkrZoNc8IBJhezcM1MN1V ) ; keytag 54090`
	`nnlm.gov. 3600 IN DNSKEY ( 257 3 8 AwEAAadi0+j+YGFMap2niNQpJWaAgdNhaXhxUHd7ts6u19zw436hYgJP/Aeik39R4aJWbIQ+KYjz DirPLxLAWMOOm+iYaakIuQVkXChTKmElMsqV4QVolfnVvUq1U1jHS2wKrzXZyMg0JSU0cIN7Hqxq gcjbhaR/E21R8aLUWoTCp7GhDmfpQFRD+dSyK7qkhQBulTCYrm9X5moH7b8njhF8+HTo8u2wSDQj Nod/gL92Hystew96IaWEB+A2EkQV8qxoG9cx7FGyIuyvJGOUrppXDzSMqFRFdK3Bvd43BFFFsGtF LdIVNZveSiII1pC5awNF29nhpqDtsfkb7liA6Pch6L8= ) ; keytag 119`
	DNSKEY=119/SEP is now in the chain-of-trust
	DS=119/SHA-256 verifies DNSKEY=119/SEP
	DS=50234/SHA-256 is published, but a corresponding DNSKEY is not
	Found 1 RRSIGs over DNSKEY RRset
	`nnlm.gov. 3600 IN RRSIG ( DNSKEY 8 2 3600 20250723074430 20250623065956 119 nnlm.gov. JG7pYe6WN4oYRj/+T9s3A6VMIbwwCXrZG4clCiolhqpE/cmJUSgSWYl3fXZCzWcLf2g0/18foLWz Bq2E83KWBfAg+yWvD/PshN6SYBdSVDHsCy6SrDI0g1TvjFZGlqJIbdoblMSMFK77FMzk9tk7A8hp WNiVxinvjQKF9tJkYnOBbz84UqzkGHM6jC/Xh3O3oI28XpXJcH0JcLizlZJITKKicOPlabpVOX6/ SxNPARQ5g+nzpNsKcMRFYyp4PJmut2+wj7bsAGePRhkYggGJDXR81/j/FDjZqUmFW2cXTTVR3CPD dNSDbiZigKxsNeZtqNVjReI4UnD3qtJ72d1XUA== )`
	RRSIG=119 and DNSKEY=119/SEP verifies the DNSKEY RRset
	DNSKEY=54090 is now in the chain-of-trust
	Query to ns2.nih.gov for nnlm.gov/A
	Received 221 bytes from 128.231.64.1
	;; Response received from [128.231.64.1] 221 octets ;; HEADER SECTION ;; id = 26902 ;; 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) ;; nnlm.gov. IN A ;; ANSWER SECTION (2 records) nnlm.gov. 3600 IN A 18.233.14.107 nnlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250729103118 20250629100007 54090 nnlm.gov. cprTfXVeeh8IBP7gMq88aph36rz26xRlcF3w9p/cH85/+FOt4oxY/1QiI63Y5d1Wy9hi3oOWNSAN iBkyOWK6RJfmFK7X//Uy4+qYdHeCblP45bt1U1hdiqwkksWY+DxfZhRgx+CTNkKr1+fDGrC8TV3V wXublAEcAYbLcSOlwb4= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns2.nih.gov is authoritative for nnlm.gov
	Found RRSIG signed by nnlm.gov zone
	Query to ns3.nih.gov for nnlm.gov/SOA
	Received 288 bytes from 165.112.4.230
	;; Response received from [165.112.4.230] 288 octets ;; HEADER SECTION ;; id = 39031 ;; 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) ;; nnlm.gov. IN SOA ;; ANSWER SECTION (2 records) nnlm.gov. 3600 IN SOA ( lhcns1.nlm.nih.gov. nlmdnshostmaster.mail.nih.gov. 767772015 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 3600 ;minimum ) nnlm.gov. 3600 IN RRSIG ( SOA 8 2 3600 20250729110007 20250629100007 54090 nnlm.gov. bk0KG90cYbFAl0OuQz+/aiCN3egEelAWwwnd9jN2pxWJq82XHPGnVC7ZxUj8gsEHxTBcMrB/1kuD xVgXkX8GIVx5K82XnBHe7FCr5rcIYr87mUpRYyRfVLK2IXyXnSYzGggOW6EF2mNaiBTlGIw0JVED Blkvi1ql04CFGfhX++A= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to lhcns2.nlm.nih.gov for nnlm.gov/SOA
	Received 557 bytes from 130.14.55.128
	;; Response received from [130.14.55.128] 557 octets ;; HEADER SECTION ;; id = 32246 ;; 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) ;; nnlm.gov. IN SOA ;; ANSWER SECTION (2 records) nnlm.gov. 3600 IN SOA ( lhcns1.nlm.nih.gov. nlmdnshostmaster.mail.nih.gov. 767772015 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 3600 ;minimum ) nnlm.gov. 3600 IN RRSIG ( SOA 8 2 3600 20250729110007 20250629100007 54090 nnlm.gov. bk0KG90cYbFAl0OuQz+/aiCN3egEelAWwwnd9jN2pxWJq82XHPGnVC7ZxUj8gsEHxTBcMrB/1kuD xVgXkX8GIVx5K82XnBHe7FCr5rcIYr87mUpRYyRfVLK2IXyXnSYzGggOW6EF2mNaiBTlGIw0JVED Blkvi1ql04CFGfhX++A= ) ;; AUTHORITY SECTION (6 records) nnlm.gov. 86400 IN NS ns2.nih.gov. nnlm.gov. 86400 IN NS lhcns2.nlm.nih.gov. nnlm.gov. 86400 IN NS lhcns1.nlm.nih.gov. nnlm.gov. 86400 IN NS ns.nih.gov. nnlm.gov. 86400 IN NS ns3.nih.gov. nnlm.gov. 86400 IN RRSIG ( NS 8 2 86400 20250729103118 20250629100007 54090 nnlm.gov. psuqLmH4yA0TN8j9gUdhMAAqyaHO57shi2Qp6GeQnjb7kza17de/gRusV8tvSqqMbOjrZL4z308G EQkij4rsGKns11rNhTm+KTyeMj7IC9B8gfD7LY4nfICgITdVX0xMMrIILcpEmo7PJ0MANnslUhny e2TK8BQSAwO8d+qb7bo= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to ns.nih.gov for nnlm.gov/SOA
	Received 288 bytes from 128.231.128.251
	;; Response received from [128.231.128.251] 288 octets ;; HEADER SECTION ;; id = 208 ;; 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) ;; nnlm.gov. IN SOA ;; ANSWER SECTION (2 records) nnlm.gov. 3600 IN SOA ( lhcns1.nlm.nih.gov. nlmdnshostmaster.mail.nih.gov. 767772015 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 3600 ;minimum ) nnlm.gov. 3600 IN RRSIG ( SOA 8 2 3600 20250729110007 20250629100007 54090 nnlm.gov. bk0KG90cYbFAl0OuQz+/aiCN3egEelAWwwnd9jN2pxWJq82XHPGnVC7ZxUj8gsEHxTBcMrB/1kuD xVgXkX8GIVx5K82XnBHe7FCr5rcIYr87mUpRYyRfVLK2IXyXnSYzGggOW6EF2mNaiBTlGIw0JVED Blkvi1ql04CFGfhX++A= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to lhcns1.nlm.nih.gov for nnlm.gov/SOA
	Received 557 bytes from 130.14.55.72
	;; Response received from [130.14.55.72] 557 octets ;; HEADER SECTION ;; id = 2051 ;; 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) ;; nnlm.gov. IN SOA ;; ANSWER SECTION (2 records) nnlm.gov. 3600 IN SOA ( lhcns1.nlm.nih.gov. nlmdnshostmaster.mail.nih.gov. 767772015 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 3600 ;minimum ) nnlm.gov. 3600 IN RRSIG ( SOA 8 2 3600 20250729110007 20250629100007 54090 nnlm.gov. bk0KG90cYbFAl0OuQz+/aiCN3egEelAWwwnd9jN2pxWJq82XHPGnVC7ZxUj8gsEHxTBcMrB/1kuD xVgXkX8GIVx5K82XnBHe7FCr5rcIYr87mUpRYyRfVLK2IXyXnSYzGggOW6EF2mNaiBTlGIw0JVED Blkvi1ql04CFGfhX++A= ) ;; AUTHORITY SECTION (6 records) nnlm.gov. 86400 IN NS ns.nih.gov. nnlm.gov. 86400 IN NS lhcns2.nlm.nih.gov. nnlm.gov. 86400 IN NS ns3.nih.gov. nnlm.gov. 86400 IN NS ns2.nih.gov. nnlm.gov. 86400 IN NS lhcns1.nlm.nih.gov. nnlm.gov. 86400 IN RRSIG ( NS 8 2 86400 20250729103118 20250629100007 54090 nnlm.gov. psuqLmH4yA0TN8j9gUdhMAAqyaHO57shi2Qp6GeQnjb7kza17de/gRusV8tvSqqMbOjrZL4z308G EQkij4rsGKns11rNhTm+KTyeMj7IC9B8gfD7LY4nfICgITdVX0xMMrIILcpEmo7PJ0MANnslUhny e2TK8BQSAwO8d+qb7bo= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to ns2.nih.gov for nnlm.gov/A
	Received 221 bytes from 128.231.64.1
	;; Response received from [128.231.64.1] 221 octets ;; HEADER SECTION ;; id = 27350 ;; 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) ;; nnlm.gov. IN A ;; ANSWER SECTION (2 records) nnlm.gov. 3600 IN A 18.233.14.107 nnlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250729103118 20250629100007 54090 nnlm.gov. cprTfXVeeh8IBP7gMq88aph36rz26xRlcF3w9p/cH85/+FOt4oxY/1QiI63Y5d1Wy9hi3oOWNSAN iBkyOWK6RJfmFK7X//Uy4+qYdHeCblP45bt1U1hdiqwkksWY+DxfZhRgx+CTNkKr1+fDGrC8TV3V wXublAEcAYbLcSOlwb4= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	nnlm.gov A RR has value 18.233.14.107
	Found 1 RRSIGs over A RRset
	`nnlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250729103118 20250629100007 54090 nnlm.gov. cprTfXVeeh8IBP7gMq88aph36rz26xRlcF3w9p/cH85/+FOt4oxY/1QiI63Y5d1Wy9hi3oOWNSAN iBkyOWK6RJfmFK7X//Uy4+qYdHeCblP45bt1U1hdiqwkksWY+DxfZhRgx+CTNkKr1+fDGrC8TV3V wXublAEcAYbLcSOlwb4= )`
	RRSIG=54090 and DNSKEY=54090 verifies the A RRset

nnlm.gov

	Query to lhcns2.nlm.nih.gov for nnlm.gov/A
	Received 508 bytes from 130.14.55.128
	;; Response received from [130.14.55.128] 508 octets ;; HEADER SECTION ;; id = 13532 ;; 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) ;; nnlm.gov. IN A ;; ANSWER SECTION (2 records) nnlm.gov. 3600 IN A 18.233.14.107 nnlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250729103118 20250629100007 54090 nnlm.gov. cprTfXVeeh8IBP7gMq88aph36rz26xRlcF3w9p/cH85/+FOt4oxY/1QiI63Y5d1Wy9hi3oOWNSAN iBkyOWK6RJfmFK7X//Uy4+qYdHeCblP45bt1U1hdiqwkksWY+DxfZhRgx+CTNkKr1+fDGrC8TV3V wXublAEcAYbLcSOlwb4= ) ;; AUTHORITY SECTION (6 records) nnlm.gov. 86400 IN NS ns3.nih.gov. nnlm.gov. 86400 IN NS lhcns1.nlm.nih.gov. nnlm.gov. 86400 IN NS ns.nih.gov. nnlm.gov. 86400 IN NS ns2.nih.gov. nnlm.gov. 86400 IN NS lhcns2.nlm.nih.gov. nnlm.gov. 86400 IN RRSIG ( NS 8 2 86400 20250729103118 20250629100007 54090 nnlm.gov. psuqLmH4yA0TN8j9gUdhMAAqyaHO57shi2Qp6GeQnjb7kza17de/gRusV8tvSqqMbOjrZL4z308G EQkij4rsGKns11rNhTm+KTyeMj7IC9B8gfD7LY4nfICgITdVX0xMMrIILcpEmo7PJ0MANnslUhny e2TK8BQSAwO8d+qb7bo= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	lhcns2.nlm.nih.gov is authoritative for nnlm.gov
	Found RRSIG signed by nnlm.gov zone
	Query to lhcns2.nlm.nih.gov for nnlm.gov/A
	Received 508 bytes from 130.14.55.128
	;; Response received from [130.14.55.128] 508 octets ;; HEADER SECTION ;; id = 9746 ;; 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) ;; nnlm.gov. IN A ;; ANSWER SECTION (2 records) nnlm.gov. 3600 IN A 18.233.14.107 nnlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250729103118 20250629100007 54090 nnlm.gov. cprTfXVeeh8IBP7gMq88aph36rz26xRlcF3w9p/cH85/+FOt4oxY/1QiI63Y5d1Wy9hi3oOWNSAN iBkyOWK6RJfmFK7X//Uy4+qYdHeCblP45bt1U1hdiqwkksWY+DxfZhRgx+CTNkKr1+fDGrC8TV3V wXublAEcAYbLcSOlwb4= ) ;; AUTHORITY SECTION (6 records) nnlm.gov. 86400 IN NS ns2.nih.gov. nnlm.gov. 86400 IN NS ns.nih.gov. nnlm.gov. 86400 IN NS lhcns1.nlm.nih.gov. nnlm.gov. 86400 IN NS ns3.nih.gov. nnlm.gov. 86400 IN NS lhcns2.nlm.nih.gov. nnlm.gov. 86400 IN RRSIG ( NS 8 2 86400 20250729103118 20250629100007 54090 nnlm.gov. psuqLmH4yA0TN8j9gUdhMAAqyaHO57shi2Qp6GeQnjb7kza17de/gRusV8tvSqqMbOjrZL4z308G EQkij4rsGKns11rNhTm+KTyeMj7IC9B8gfD7LY4nfICgITdVX0xMMrIILcpEmo7PJ0MANnslUhny e2TK8BQSAwO8d+qb7bo= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	nnlm.gov A RR has value 18.233.14.107
	Found 1 RRSIGs over A RRset
	`nnlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250729103118 20250629100007 54090 nnlm.gov. cprTfXVeeh8IBP7gMq88aph36rz26xRlcF3w9p/cH85/+FOt4oxY/1QiI63Y5d1Wy9hi3oOWNSAN iBkyOWK6RJfmFK7X//Uy4+qYdHeCblP45bt1U1hdiqwkksWY+DxfZhRgx+CTNkKr1+fDGrC8TV3V wXublAEcAYbLcSOlwb4= )`
	RRSIG=54090 and DNSKEY=54090 verifies the A RRset

nnlm.gov

	Query to lhcns1.nlm.nih.gov for nnlm.gov/A
	Received 508 bytes from 130.14.55.72
	;; Response received from [130.14.55.72] 508 octets ;; HEADER SECTION ;; id = 34018 ;; 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) ;; nnlm.gov. IN A ;; ANSWER SECTION (2 records) nnlm.gov. 3600 IN A 18.233.14.107 nnlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250729103118 20250629100007 54090 nnlm.gov. cprTfXVeeh8IBP7gMq88aph36rz26xRlcF3w9p/cH85/+FOt4oxY/1QiI63Y5d1Wy9hi3oOWNSAN iBkyOWK6RJfmFK7X//Uy4+qYdHeCblP45bt1U1hdiqwkksWY+DxfZhRgx+CTNkKr1+fDGrC8TV3V wXublAEcAYbLcSOlwb4= ) ;; AUTHORITY SECTION (6 records) nnlm.gov. 86400 IN NS ns2.nih.gov. nnlm.gov. 86400 IN NS lhcns1.nlm.nih.gov. nnlm.gov. 86400 IN NS ns3.nih.gov. nnlm.gov. 86400 IN NS ns.nih.gov. nnlm.gov. 86400 IN NS lhcns2.nlm.nih.gov. nnlm.gov. 86400 IN RRSIG ( NS 8 2 86400 20250729103118 20250629100007 54090 nnlm.gov. psuqLmH4yA0TN8j9gUdhMAAqyaHO57shi2Qp6GeQnjb7kza17de/gRusV8tvSqqMbOjrZL4z308G EQkij4rsGKns11rNhTm+KTyeMj7IC9B8gfD7LY4nfICgITdVX0xMMrIILcpEmo7PJ0MANnslUhny e2TK8BQSAwO8d+qb7bo= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	lhcns1.nlm.nih.gov is authoritative for nnlm.gov
	Found RRSIG signed by nnlm.gov zone
	Query to lhcns1.nlm.nih.gov for nnlm.gov/A
	Received 508 bytes from 130.14.55.72
	;; Response received from [130.14.55.72] 508 octets ;; HEADER SECTION ;; id = 24756 ;; 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) ;; nnlm.gov. IN A ;; ANSWER SECTION (2 records) nnlm.gov. 3600 IN A 18.233.14.107 nnlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250729103118 20250629100007 54090 nnlm.gov. cprTfXVeeh8IBP7gMq88aph36rz26xRlcF3w9p/cH85/+FOt4oxY/1QiI63Y5d1Wy9hi3oOWNSAN iBkyOWK6RJfmFK7X//Uy4+qYdHeCblP45bt1U1hdiqwkksWY+DxfZhRgx+CTNkKr1+fDGrC8TV3V wXublAEcAYbLcSOlwb4= ) ;; AUTHORITY SECTION (6 records) nnlm.gov. 86400 IN NS ns2.nih.gov. nnlm.gov. 86400 IN NS lhcns2.nlm.nih.gov. nnlm.gov. 86400 IN NS ns.nih.gov. nnlm.gov. 86400 IN NS ns3.nih.gov. nnlm.gov. 86400 IN NS lhcns1.nlm.nih.gov. nnlm.gov. 86400 IN RRSIG ( NS 8 2 86400 20250729103118 20250629100007 54090 nnlm.gov. psuqLmH4yA0TN8j9gUdhMAAqyaHO57shi2Qp6GeQnjb7kza17de/gRusV8tvSqqMbOjrZL4z308G EQkij4rsGKns11rNhTm+KTyeMj7IC9B8gfD7LY4nfICgITdVX0xMMrIILcpEmo7PJ0MANnslUhny e2TK8BQSAwO8d+qb7bo= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	nnlm.gov A RR has value 18.233.14.107
	Found 1 RRSIGs over A RRset
	`nnlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250729103118 20250629100007 54090 nnlm.gov. cprTfXVeeh8IBP7gMq88aph36rz26xRlcF3w9p/cH85/+FOt4oxY/1QiI63Y5d1Wy9hi3oOWNSAN iBkyOWK6RJfmFK7X//Uy4+qYdHeCblP45bt1U1hdiqwkksWY+DxfZhRgx+CTNkKr1+fDGrC8TV3V wXublAEcAYbLcSOlwb4= )`
	RRSIG=54090 and DNSKEY=54090 verifies the A RRset

nnlm.gov

	Query to ns.nih.gov for nnlm.gov/A
	Received 221 bytes from 128.231.128.251
	;; Response received from [128.231.128.251] 221 octets ;; HEADER SECTION ;; id = 51332 ;; 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) ;; nnlm.gov. IN A ;; ANSWER SECTION (2 records) nnlm.gov. 3600 IN A 18.233.14.107 nnlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250729103118 20250629100007 54090 nnlm.gov. cprTfXVeeh8IBP7gMq88aph36rz26xRlcF3w9p/cH85/+FOt4oxY/1QiI63Y5d1Wy9hi3oOWNSAN iBkyOWK6RJfmFK7X//Uy4+qYdHeCblP45bt1U1hdiqwkksWY+DxfZhRgx+CTNkKr1+fDGrC8TV3V wXublAEcAYbLcSOlwb4= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns.nih.gov is authoritative for nnlm.gov
	Found RRSIG signed by nnlm.gov zone
	Query to ns.nih.gov for nnlm.gov/A
	Received 221 bytes from 128.231.128.251
	;; Response received from [128.231.128.251] 221 octets ;; HEADER SECTION ;; id = 21636 ;; 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) ;; nnlm.gov. IN A ;; ANSWER SECTION (2 records) nnlm.gov. 3600 IN A 18.233.14.107 nnlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250729103118 20250629100007 54090 nnlm.gov. cprTfXVeeh8IBP7gMq88aph36rz26xRlcF3w9p/cH85/+FOt4oxY/1QiI63Y5d1Wy9hi3oOWNSAN iBkyOWK6RJfmFK7X//Uy4+qYdHeCblP45bt1U1hdiqwkksWY+DxfZhRgx+CTNkKr1+fDGrC8TV3V wXublAEcAYbLcSOlwb4= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	nnlm.gov A RR has value 18.233.14.107
	Found 1 RRSIGs over A RRset
	`nnlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250729103118 20250629100007 54090 nnlm.gov. cprTfXVeeh8IBP7gMq88aph36rz26xRlcF3w9p/cH85/+FOt4oxY/1QiI63Y5d1Wy9hi3oOWNSAN iBkyOWK6RJfmFK7X//Uy4+qYdHeCblP45bt1U1hdiqwkksWY+DxfZhRgx+CTNkKr1+fDGrC8TV3V wXublAEcAYbLcSOlwb4= )`
	RRSIG=54090 and DNSKEY=54090 verifies the A RRset

nnlm.gov

	Query to ns3.nih.gov for nnlm.gov/A
	Received 221 bytes from 165.112.4.230
	;; Response received from [165.112.4.230] 221 octets ;; HEADER SECTION ;; id = 23414 ;; 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) ;; nnlm.gov. IN A ;; ANSWER SECTION (2 records) nnlm.gov. 3600 IN A 18.233.14.107 nnlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250729103118 20250629100007 54090 nnlm.gov. cprTfXVeeh8IBP7gMq88aph36rz26xRlcF3w9p/cH85/+FOt4oxY/1QiI63Y5d1Wy9hi3oOWNSAN iBkyOWK6RJfmFK7X//Uy4+qYdHeCblP45bt1U1hdiqwkksWY+DxfZhRgx+CTNkKr1+fDGrC8TV3V wXublAEcAYbLcSOlwb4= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns3.nih.gov is authoritative for nnlm.gov
	Found RRSIG signed by nnlm.gov zone
	Query to ns3.nih.gov for nnlm.gov/A
	Received 221 bytes from 165.112.4.230
	;; Response received from [165.112.4.230] 221 octets ;; HEADER SECTION ;; id = 48811 ;; 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) ;; nnlm.gov. IN A ;; ANSWER SECTION (2 records) nnlm.gov. 3600 IN A 18.233.14.107 nnlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250729103118 20250629100007 54090 nnlm.gov. cprTfXVeeh8IBP7gMq88aph36rz26xRlcF3w9p/cH85/+FOt4oxY/1QiI63Y5d1Wy9hi3oOWNSAN iBkyOWK6RJfmFK7X//Uy4+qYdHeCblP45bt1U1hdiqwkksWY+DxfZhRgx+CTNkKr1+fDGrC8TV3V wXublAEcAYbLcSOlwb4= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	nnlm.gov A RR has value 18.233.14.107
	Found 1 RRSIGs over A RRset
	`nnlm.gov. 3600 IN RRSIG ( A 8 2 3600 20250729103118 20250629100007 54090 nnlm.gov. cprTfXVeeh8IBP7gMq88aph36rz26xRlcF3w9p/cH85/+FOt4oxY/1QiI63Y5d1Wy9hi3oOWNSAN iBkyOWK6RJfmFK7X//Uy4+qYdHeCblP45bt1U1hdiqwkksWY+DxfZhRgx+CTNkKr1+fDGrC8TV3V wXublAEcAYbLcSOlwb4= )`
	RRSIG=54090 and DNSKEY=54090 verifies the A RRset

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DNSSEC Debugger

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