DNSSEC Debugger - NNLM.GOV

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Detail: more(+) / less(-)

Time: 2026-04-21 13:31:51 UTC

Analyzing DNSSEC problems for NNLM.GOV

DS=20326/SHA-256 is now in the chain-of-trust

DS=38696/SHA-256 is now in the chain-of-trust

	Checking DS between Trust Anchor and .
	`. IN DS ( 20326 8 2 e06d44b80b8f1d39a95c0b0d7c65d08458e880409bbc683457104237c7f8ec8d )`
	`. IN DS ( 38696 8 2 683d2d0acb8c9b712a1948b27f741219298d0a450d612c483af444a4c0fb2b16 )`
	Query to h.root-servers.net for ./DNSKEY
	Received 1139 bytes from 198.97.190.53
	;; Response received from [198.97.190.53] 1139 octets ;; HEADER SECTION ;; id = 37999 ;; 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 AwEAAb5dDYffpgAJ8VUGLwQtWXPlQWsjIFJtCM00/XaKU+8ln+ofah3q2KxEIjvzQg+nqdxRj+8e mtPne1mtYcbFWP4Q9E+DniOJLK09R05FuzvGbrG7DDdRDUX/cedFdV7O8pFEAYpJqYNR9BCTIAV9 73DO2biauKSA31b7I2lK/woxoR1tf5cqJ4SMbJUviuHicAEoUi2ATswloZNWd5T5thmEFZnxFx7D 5UgKCY7oflS7+GU7dNJwEtmFnWYVETHN0kHXVz6aguouaAZp706YXNIoR/iTgQhmsR7XX+wL0Z8Q M2LxQIyU6vRZ06IyuJMGRMiwkSuGElbumyBt12JZbrU= ) ; keytag 54393 . 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 20260512000000 20260421000000 20326 . QvSkyDkWG8iEuZYOE0DYqVepxjeSy+/OYdhrVakvBjxk4j3bjMQV1sXumjCBQdvxk7ISiGzCythX xG7extNG3exqPszcbu5F2yGP3HpdcZlPb5AJLRs66pfUFz8/nHDCymq2X9a/vNmm50EiG5fKSf/p ZzWEyPVcnb0pWFkGXHHjqWeZVJEXM+Xf04M4zQtfzcwOoSZ7csseLr7ukYmcAMqkW0YdqHlA/9RK BGKhRRtwM+Zisdmz6a4nveAIqcPoi9sSY2CTZauROG5GpiYKqjDvZhlPi1jBBX6LmE6UFgQgJxof Gph1+dXE9iEohtXmBxt580NFS/T9/UcgZan6Yg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAb5dDYffpgAJ8VUGLwQtWXPlQWsjIFJtCM00/XaKU+8ln+ofah3q2KxEIjvzQg+nqdxRj+8e mtPne1mtYcbFWP4Q9E+DniOJLK09R05FuzvGbrG7DDdRDUX/cedFdV7O8pFEAYpJqYNR9BCTIAV9 73DO2biauKSA31b7I2lK/woxoR1tf5cqJ4SMbJUviuHicAEoUi2ATswloZNWd5T5thmEFZnxFx7D 5UgKCY7oflS7+GU7dNJwEtmFnWYVETHN0kHXVz6aguouaAZp706YXNIoR/iTgQhmsR7XX+wL0Z8Q M2LxQIyU6vRZ06IyuJMGRMiwkSuGElbumyBt12JZbrU= ) ; keytag 54393`
	`. 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
	DNSKEY=38696/SEP is now in the chain-of-trust
	DS=38696/SHA-256 verifies DNSKEY=38696/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`. 172800 IN RRSIG ( DNSKEY 8 0 172800 20260512000000 20260421000000 20326 . QvSkyDkWG8iEuZYOE0DYqVepxjeSy+/OYdhrVakvBjxk4j3bjMQV1sXumjCBQdvxk7ISiGzCythX xG7extNG3exqPszcbu5F2yGP3HpdcZlPb5AJLRs66pfUFz8/nHDCymq2X9a/vNmm50EiG5fKSf/p ZzWEyPVcnb0pWFkGXHHjqWeZVJEXM+Xf04M4zQtfzcwOoSZ7csseLr7ukYmcAMqkW0YdqHlA/9RK BGKhRRtwM+Zisdmz6a4nveAIqcPoi9sSY2CTZauROG5GpiYKqjDvZhlPi1jBBX6LmE6UFgQgJxof Gph1+dXE9iEohtXmBxt580NFS/T9/UcgZan6Yg== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=54393 is now in the chain-of-trust
	Query to f.root-servers.net for NNLM.GOV/A
	Received 615 bytes from 192.5.5.241
	;; Response received from [192.5.5.241] 615 octets ;; HEADER SECTION ;; id = 64095 ;; 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": 1472, ;; "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 20260504050000 20260421040000 54393 . t9vRXsqoHdq+yBhjSreT8vVH8Mks2R4MxIvD0kRKyRkYYwDTd06KvVDmz4N1nbxBaqTxIxEHUiTP 33T1IFdxHcecrvB/wSAARcp9nhESJTk2hs4KHnafqKZbXzAXSW6T9TAaOfOHluvqIpelrZtFhLw1 OSEeAOGq3P9EsXMLVMOFTQ13laLaZySv2hqNlmE7a/sZrZJenEFypFil9Oq52zEq7AYHFXY8yIF8 K/W6e78Q5GkVSFZoUKDJf+zQR3wbjtgU2SLRU4PX3faOQfspokCUi2twXjWdFCGy/pZxmJ4AVfPW eRPy7jEG73C38WuIXpBUpzO+rhAERVkRTGPyNw== ) ;; 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 }
	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 = 50242 ;; 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 d.ns.gov. gov. 172800 IN NS c.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 20260504050000 20260421040000 54393 . t9vRXsqoHdq+yBhjSreT8vVH8Mks2R4MxIvD0kRKyRkYYwDTd06KvVDmz4N1nbxBaqTxIxEHUiTP 33T1IFdxHcecrvB/wSAARcp9nhESJTk2hs4KHnafqKZbXzAXSW6T9TAaOfOHluvqIpelrZtFhLw1 OSEeAOGq3P9EsXMLVMOFTQ13laLaZySv2hqNlmE7a/sZrZJenEFypFil9Oq52zEq7AYHFXY8yIF8 K/W6e78Q5GkVSFZoUKDJf+zQR3wbjtgU2SLRU4PX3faOQfspokCUi2twXjWdFCGy/pZxmJ4AVfPW eRPy7jEG73C38WuIXpBUpzO+rhAERVkRTGPyNw== ) ;; 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 }
	Found child zone GOV

GOV

	Checking DS between . and GOV
	Query to k.root-servers.net for GOV/DS
	Received 367 bytes from 193.0.14.129
	;; Response received from [193.0.14.129] 367 octets ;; HEADER SECTION ;; id = 19393 ;; 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 20260504050000 20260421040000 54393 . t9vRXsqoHdq+yBhjSreT8vVH8Mks2R4MxIvD0kRKyRkYYwDTd06KvVDmz4N1nbxBaqTxIxEHUiTP 33T1IFdxHcecrvB/wSAARcp9nhESJTk2hs4KHnafqKZbXzAXSW6T9TAaOfOHluvqIpelrZtFhLw1 OSEeAOGq3P9EsXMLVMOFTQ13laLaZySv2hqNlmE7a/sZrZJenEFypFil9Oq52zEq7AYHFXY8yIF8 K/W6e78Q5GkVSFZoUKDJf+zQR3wbjtgU2SLRU4PX3faOQfspokCUi2twXjWdFCGy/pZxmJ4AVfPW eRPy7jEG73C38WuIXpBUpzO+rhAERVkRTGPyNw== ) ;; 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 20260504050000 20260421040000 54393 . t9vRXsqoHdq+yBhjSreT8vVH8Mks2R4MxIvD0kRKyRkYYwDTd06KvVDmz4N1nbxBaqTxIxEHUiTP 33T1IFdxHcecrvB/wSAARcp9nhESJTk2hs4KHnafqKZbXzAXSW6T9TAaOfOHluvqIpelrZtFhLw1 OSEeAOGq3P9EsXMLVMOFTQ13laLaZySv2hqNlmE7a/sZrZJenEFypFil9Oq52zEq7AYHFXY8yIF8 K/W6e78Q5GkVSFZoUKDJf+zQR3wbjtgU2SLRU4PX3faOQfspokCUi2twXjWdFCGy/pZxmJ4AVfPW eRPy7jEG73C38WuIXpBUpzO+rhAERVkRTGPyNw== )`
	RRSIG=54393 and DNSKEY=54393 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 d.ns.gov for GOV/DNSKEY
	Received 291 bytes from 199.33.233.1
	;; Response received from [199.33.233.1] 291 octets ;; HEADER SECTION ;; id = 40828 ;; 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 20260605110630 20260405110630 2536 gov. 2iHkI6KNpypgXNkkvAKmXKicvyZoEJm+L3HYyM8970H7lTBFwiVYd2cum3MuioVU5WzMEQw1k1c6 /r/8XT47qw== ) ;; 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 20260605110630 20260405110630 2536 gov. 2iHkI6KNpypgXNkkvAKmXKicvyZoEJm+L3HYyM8970H7lTBFwiVYd2cum3MuioVU5WzMEQw1k1c6 /r/8XT47qw== )`
	RRSIG=2536 and DNSKEY=2536/SEP verifies the DNSKEY RRset
	DNSKEY=35496 is now in the chain-of-trust
	Query to b.ns.gov for NNLM.GOV/A
	Received 419 bytes from 199.33.231.1
	;; Response received from [199.33.231.1] 419 octets ;; HEADER SECTION ;; id = 19964 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 7 arcount = 7 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; NNLM.GOV. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 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 RRSIG ( DS 13 2 3600 20260422143151 20260420123151 35496 gov. H7Mrrkix0UdWRdsJCplDHE1pz0oL9Q96wT7hsPDxYKENf49uCjggHXQv0aAnFn0u0ZSLSx5nTqBH KhnGMJGPUA== ) ;; ADDITIONAL SECTION (7 records) ns.nih.GOV. 3600 IN A 128.231.128.251 ns.nih.GOV. 3600 IN AAAA 2607:f220:404:101::80e7:80fb ns2.nih.GOV. 3600 IN A 128.231.64.1 ns2.nih.GOV. 3600 IN AAAA 2607:f220:418:4101::80e7:401 ns3.nih.GOV. 3600 IN A 165.112.4.230 ns3.nih.GOV. 3600 IN AAAA 2607:f220:402:1801::a570:4e6 ;; { "EDNS-VERSION": 0 }
	Query to c.ns.gov for NNLM.GOV/DNSKEY
	Received 419 bytes from 199.33.232.1
	;; Response received from [199.33.232.1] 419 octets ;; HEADER SECTION ;; id = 19707 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 7 arcount = 7 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; NNLM.GOV. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 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 RRSIG ( DS 13 2 3600 20260422143151 20260420123151 35496 gov. fBsiuEJK3CLr+PRybbE4WCXW+pLXw2YjpCdO4ZDmCKmf/5UGsPxCqvpKKHu2M0tEkw1BJdYADKj6 KC+DpTRRoA== ) ;; ADDITIONAL SECTION (7 records) ns.nih.GOV. 3600 IN A 128.231.128.251 ns.nih.GOV. 3600 IN AAAA 2607:f220:404:101::80e7:80fb ns2.nih.GOV. 3600 IN A 128.231.64.1 ns2.nih.GOV. 3600 IN AAAA 2607:f220:418:4101::80e7:401 ns3.nih.GOV. 3600 IN A 165.112.4.230 ns3.nih.GOV. 3600 IN AAAA 2607:f220:402:1801::a570:4e6 ;; { "EDNS-VERSION": 0 }
	Found child zone NNLM.GOV

NNLM.GOV

	Checking DS between GOV and NNLM.GOV
	Query to c.ns.gov for NNLM.GOV/DS
	Received 184 bytes from 199.33.232.1
	;; Response received from [199.33.232.1] 184 octets ;; HEADER SECTION ;; id = 4284 ;; 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) ;; NNLM.GOV. IN DS ;; ANSWER SECTION (2 records) NNLM.GOV. 3600 IN DS ( 119 8 2 1180b0a9f27a728b8c507c0a863c04f4c0814ab3da13c8e2b06e805ee728abbd ) NNLM.GOV. 3600 IN RRSIG ( DS 13 2 3600 20260422143151 20260420123151 35496 gov. DBrLadj7oPpw2aho251tIemn8pROGMBWPpKqjV/jUZpnmDcgMERTmHCyxKWrrZvy+LhrymhsfEeE Tvk4f5hE0Q== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for NNLM.GOV in the GOV zone
	DS=119/SHA-256 has algorithm RSASHA256
	Found 1 RRSIGs over DS RRset
	`NNLM.GOV. 3600 IN RRSIG ( DS 13 2 3600 20260422143151 20260420123151 35496 gov. DBrLadj7oPpw2aho251tIemn8pROGMBWPpKqjV/jUZpnmDcgMERTmHCyxKWrrZvy+LhrymhsfEeE Tvk4f5hE0Q== )`
	RRSIG=35496 and DNSKEY=35496 verifies the DS RRset
	DS=119/SHA-256 is now in the chain-of-trust
	`NNLM.GOV. 3600 IN DS ( 119 8 2 1180b0a9f27a728b8c507c0a863c04f4c0814ab3da13c8e2b06e805ee728abbd )`
	Query to lhcns2.nlm.nih.GOV for NNLM.GOV/DNSKEY
	Received 765 bytes from 130.14.55.128
	;; Response received from [130.14.55.128] 765 octets ;; HEADER SECTION ;; id = 49564 ;; 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) ;; NNLM.GOV. IN DNSKEY ;; ANSWER SECTION (3 records) nnlm.gov. 3600 IN DNSKEY ( 256 3 8 AwEAAetNh1lMlzlhhoFdN75NpDnxIWYS02fpCKJ3gO22kzRDkgg+xJGwIpTPhBPzNVA96LIFoRN6 sJRKQ0t+OO/mcTbus4P1bhzzqt7Kg8yZ8z5l4PCgD409pc8sY/+0Ix0NL2b4aMgdfZdT9C2TjEaD CwQP/50JHE+i0EJyDvY77Pwx ) ; keytag 15256 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 20260502211327 20260404100006 119 nnlm.gov. nEpfFf+urPw7xqf4IhkLDUgyp1DAi8DJ21u2W6K4ORUwz+gnHajwxHO7V8QgIqsgJURZO+InrfDS mRpbgw9tqaAco7gfIix4qshorssZvOwBYXBV5Qm0GHwvua4bWFgEXA4IhJXWIJlgJ+RrEVQ++o+I VUVFSV+OApW06EVkVkdjOkeirCBTjELSz5IJ39ADl2yoRX/C9nMLJuG0Pu9tIOlzV9v2zsXu4mTJ /ulNbu+DtPJMyI2Dp+FQLNZh3shkS2hs8KU2EbL5mAvJqoV10gt5Dk4H/V8drdYmSpZeEyU62OmH N9jBZjxrR/L5yKgytsWvr9T+um5OyPKLLh+GWg== ) ;; 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 AwEAAetNh1lMlzlhhoFdN75NpDnxIWYS02fpCKJ3gO22kzRDkgg+xJGwIpTPhBPzNVA96LIFoRN6 sJRKQ0t+OO/mcTbus4P1bhzzqt7Kg8yZ8z5l4PCgD409pc8sY/+0Ix0NL2b4aMgdfZdT9C2TjEaD CwQP/50JHE+i0EJyDvY77Pwx ) ; keytag 15256`
	`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
	Found 1 RRSIGs over DNSKEY RRset
	`nnlm.gov. 3600 IN RRSIG ( DNSKEY 8 2 3600 20260502211327 20260404100006 119 nnlm.gov. nEpfFf+urPw7xqf4IhkLDUgyp1DAi8DJ21u2W6K4ORUwz+gnHajwxHO7V8QgIqsgJURZO+InrfDS mRpbgw9tqaAco7gfIix4qshorssZvOwBYXBV5Qm0GHwvua4bWFgEXA4IhJXWIJlgJ+RrEVQ++o+I VUVFSV+OApW06EVkVkdjOkeirCBTjELSz5IJ39ADl2yoRX/C9nMLJuG0Pu9tIOlzV9v2zsXu4mTJ /ulNbu+DtPJMyI2Dp+FQLNZh3shkS2hs8KU2EbL5mAvJqoV10gt5Dk4H/V8drdYmSpZeEyU62OmH N9jBZjxrR/L5yKgytsWvr9T+um5OyPKLLh+GWg== )`
	RRSIG=119 and DNSKEY=119/SEP verifies the DNSKEY RRset
	DNSKEY=15256 is now in the chain-of-trust
	Query to lhcns2.nlm.nih.GOV for NNLM.GOV/A
	Received 516 bytes from 130.14.55.128
	;; Response received from [130.14.55.128] 516 octets ;; HEADER SECTION ;; id = 2286 ;; 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 20260501110006 20260401105506 15256 nnlm.gov. RO+u/6iwAJ5THpgvU3Mlh1fsHc+NAvQyq/LUIi6G//YTVWQAoBWEMlCro0n8cZYYGQZIopDX6+bK b56OkQ0MwTf5d2swMW2dvSpKjDEsdeu0s4qY7oBhe5PS5X+zz+VOEj4wjUbeegW64uv8NW9vXZZn 1uhmuEGZMRuzXZwth/g= ) ;; AUTHORITY SECTION (6 records) 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 ns2.nih.gov. nnlm.gov. 86400 IN NS ns3.nih.gov. nnlm.gov. 86400 IN RRSIG ( NS 8 2 86400 20260501110006 20260401105506 15256 nnlm.gov. G0Wy6l2bCOU9xBRQKY+MpX3I7LtYY7v7TtU/CNCyPw99QZh3PL7A637ZJYq0RZC+2TFj9jfoRJxt Q+Yr/00evAV1cDLcpazUg+p+gHp76yjZ32+Z7uvKKB1wu+5AiBvsZIbS71KCqb5tYJGTLxowlk8W f1Zw40zeRkbHxfVfcOs= ) ;; 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 ns2.nih.gov for NNLM.GOV/SOA
	Received 288 bytes from 128.231.64.1
	;; Response received from [128.231.64.1] 288 octets ;; HEADER SECTION ;; id = 40804 ;; 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. 794037609 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 3600 ;minimum ) NNLM.GOV. 3600 IN RRSIG ( SOA 8 2 3600 20260504110006 20260404100006 15256 nnlm.gov. xZIRdo6jsh30TsntmPbRvuye4M3yqwq9YsdB/6S5q4hbr3DM+boOhv0KB/YpHCSKcb8y/Ip4cKXW g//G0ar+EtZ2WVJmlN0n+OskbNkquOOjYL4oJStskJPlZV0Gb5lw79C7XzRHMF2qAXDvgHsCDuro 9IGrQMkLvBJE0KTcT5s= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	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 = 52008 ;; 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. 794037609 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 3600 ;minimum ) NNLM.GOV. 3600 IN RRSIG ( SOA 8 2 3600 20260504110006 20260404100006 15256 nnlm.gov. xZIRdo6jsh30TsntmPbRvuye4M3yqwq9YsdB/6S5q4hbr3DM+boOhv0KB/YpHCSKcb8y/Ip4cKXW g//G0ar+EtZ2WVJmlN0n+OskbNkquOOjYL4oJStskJPlZV0Gb5lw79C7XzRHMF2qAXDvgHsCDuro 9IGrQMkLvBJE0KTcT5s= ) ;; AUTHORITY SECTION (0 records) ;; 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 = 20742 ;; 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. 794037609 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 3600 ;minimum ) NNLM.GOV. 3600 IN RRSIG ( SOA 8 2 3600 20260504110006 20260404100006 15256 nnlm.gov. xZIRdo6jsh30TsntmPbRvuye4M3yqwq9YsdB/6S5q4hbr3DM+boOhv0KB/YpHCSKcb8y/Ip4cKXW g//G0ar+EtZ2WVJmlN0n+OskbNkquOOjYL4oJStskJPlZV0Gb5lw79C7XzRHMF2qAXDvgHsCDuro 9IGrQMkLvBJE0KTcT5s= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to lhcns1.nlm.nih.gov for NNLM.GOV/SOA
	Received 565 bytes from 130.14.55.72
	;; Response received from [130.14.55.72] 565 octets ;; HEADER SECTION ;; id = 35339 ;; 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. 794037609 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 3600 ;minimum ) nnlm.gov. 3600 IN RRSIG ( SOA 8 2 3600 20260504110006 20260404100006 15256 nnlm.gov. xZIRdo6jsh30TsntmPbRvuye4M3yqwq9YsdB/6S5q4hbr3DM+boOhv0KB/YpHCSKcb8y/Ip4cKXW g//G0ar+EtZ2WVJmlN0n+OskbNkquOOjYL4oJStskJPlZV0Gb5lw79C7XzRHMF2qAXDvgHsCDuro 9IGrQMkLvBJE0KTcT5s= ) ;; AUTHORITY SECTION (6 records) 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 ns2.nih.gov. nnlm.gov. 86400 IN NS lhcns2.nlm.nih.gov. nnlm.gov. 86400 IN RRSIG ( NS 8 2 86400 20260501110006 20260401105506 15256 nnlm.gov. G0Wy6l2bCOU9xBRQKY+MpX3I7LtYY7v7TtU/CNCyPw99QZh3PL7A637ZJYq0RZC+2TFj9jfoRJxt Q+Yr/00evAV1cDLcpazUg+p+gHp76yjZ32+Z7uvKKB1wu+5AiBvsZIbS71KCqb5tYJGTLxowlk8W f1Zw40zeRkbHxfVfcOs= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to lhcns2.nlm.nih.GOV for NNLM.GOV/A
	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 20260501110006 20260401105506 15256 nnlm.gov. RO+u/6iwAJ5THpgvU3Mlh1fsHc+NAvQyq/LUIi6G//YTVWQAoBWEMlCro0n8cZYYGQZIopDX6+bK b56OkQ0MwTf5d2swMW2dvSpKjDEsdeu0s4qY7oBhe5PS5X+zz+VOEj4wjUbeegW64uv8NW9vXZZn 1uhmuEGZMRuzXZwth/g= )`
	RRSIG=15256 and DNSKEY=15256 verifies the A RRset

NNLM.GOV

	Query to lhcns1.nlm.nih.gov for NNLM.GOV/A
	Received 516 bytes from 130.14.55.72
	;; Response received from [130.14.55.72] 516 octets ;; HEADER SECTION ;; id = 16128 ;; 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 20260501110006 20260401105506 15256 nnlm.gov. RO+u/6iwAJ5THpgvU3Mlh1fsHc+NAvQyq/LUIi6G//YTVWQAoBWEMlCro0n8cZYYGQZIopDX6+bK b56OkQ0MwTf5d2swMW2dvSpKjDEsdeu0s4qY7oBhe5PS5X+zz+VOEj4wjUbeegW64uv8NW9vXZZn 1uhmuEGZMRuzXZwth/g= ) ;; 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 lhcns2.nlm.nih.gov. nnlm.gov. 86400 IN NS lhcns1.nlm.nih.gov. nnlm.gov. 86400 IN NS ns3.nih.gov. nnlm.gov. 86400 IN RRSIG ( NS 8 2 86400 20260501110006 20260401105506 15256 nnlm.gov. G0Wy6l2bCOU9xBRQKY+MpX3I7LtYY7v7TtU/CNCyPw99QZh3PL7A637ZJYq0RZC+2TFj9jfoRJxt Q+Yr/00evAV1cDLcpazUg+p+gHp76yjZ32+Z7uvKKB1wu+5AiBvsZIbS71KCqb5tYJGTLxowlk8W f1Zw40zeRkbHxfVfcOs= ) ;; 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
	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 20260501110006 20260401105506 15256 nnlm.gov. RO+u/6iwAJ5THpgvU3Mlh1fsHc+NAvQyq/LUIi6G//YTVWQAoBWEMlCro0n8cZYYGQZIopDX6+bK b56OkQ0MwTf5d2swMW2dvSpKjDEsdeu0s4qY7oBhe5PS5X+zz+VOEj4wjUbeegW64uv8NW9vXZZn 1uhmuEGZMRuzXZwth/g= )`
	RRSIG=15256 and DNSKEY=15256 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 = 39136 ;; 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 20260501110006 20260401105506 15256 nnlm.gov. RO+u/6iwAJ5THpgvU3Mlh1fsHc+NAvQyq/LUIi6G//YTVWQAoBWEMlCro0n8cZYYGQZIopDX6+bK b56OkQ0MwTf5d2swMW2dvSpKjDEsdeu0s4qY7oBhe5PS5X+zz+VOEj4wjUbeegW64uv8NW9vXZZn 1uhmuEGZMRuzXZwth/g= ) ;; 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
	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 20260501110006 20260401105506 15256 nnlm.gov. RO+u/6iwAJ5THpgvU3Mlh1fsHc+NAvQyq/LUIi6G//YTVWQAoBWEMlCro0n8cZYYGQZIopDX6+bK b56OkQ0MwTf5d2swMW2dvSpKjDEsdeu0s4qY7oBhe5PS5X+zz+VOEj4wjUbeegW64uv8NW9vXZZn 1uhmuEGZMRuzXZwth/g= )`
	RRSIG=15256 and DNSKEY=15256 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 = 7786 ;; 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 20260501110006 20260401105506 15256 nnlm.gov. RO+u/6iwAJ5THpgvU3Mlh1fsHc+NAvQyq/LUIi6G//YTVWQAoBWEMlCro0n8cZYYGQZIopDX6+bK b56OkQ0MwTf5d2swMW2dvSpKjDEsdeu0s4qY7oBhe5PS5X+zz+VOEj4wjUbeegW64uv8NW9vXZZn 1uhmuEGZMRuzXZwth/g= ) ;; 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
	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 20260501110006 20260401105506 15256 nnlm.gov. RO+u/6iwAJ5THpgvU3Mlh1fsHc+NAvQyq/LUIi6G//YTVWQAoBWEMlCro0n8cZYYGQZIopDX6+bK b56OkQ0MwTf5d2swMW2dvSpKjDEsdeu0s4qY7oBhe5PS5X+zz+VOEj4wjUbeegW64uv8NW9vXZZn 1uhmuEGZMRuzXZwth/g= )`
	RRSIG=15256 and DNSKEY=15256 verifies the A RRset

NNLM.GOV

	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 = 6056 ;; 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 20260501110006 20260401105506 15256 nnlm.gov. RO+u/6iwAJ5THpgvU3Mlh1fsHc+NAvQyq/LUIi6G//YTVWQAoBWEMlCro0n8cZYYGQZIopDX6+bK b56OkQ0MwTf5d2swMW2dvSpKjDEsdeu0s4qY7oBhe5PS5X+zz+VOEj4wjUbeegW64uv8NW9vXZZn 1uhmuEGZMRuzXZwth/g= ) ;; 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 ns2.nih.gov for NNLM.GOV/A
	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 20260501110006 20260401105506 15256 nnlm.gov. RO+u/6iwAJ5THpgvU3Mlh1fsHc+NAvQyq/LUIi6G//YTVWQAoBWEMlCro0n8cZYYGQZIopDX6+bK b56OkQ0MwTf5d2swMW2dvSpKjDEsdeu0s4qY7oBhe5PS5X+zz+VOEj4wjUbeegW64uv8NW9vXZZn 1uhmuEGZMRuzXZwth/g= )`
	RRSIG=15256 and DNSKEY=15256 verifies the A RRset

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DNSSEC Debugger

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Trust Anchor:
Name Servers: