DNSSEC Analyzer

Domain Name:

Time: 2020-08-14 03:18:23 UTC, NTP stratum 4

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 h.root-servers.net for ./DNSKEY
	Received 864 bytes from 198.97.190.53
	;; Answer received from 198.97.190.53 (864 bytes) ;; HEADER SECTION ;; id = 59067 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (3 records) . 172800 IN DNSKEY ( 256 3 8 AwEAAdauOGxLhfAKFTTZwGhBXbk793QKdWIQRjiSftWdusCwkPhNyJrIjwtNffCWXGLlZAbpcs41 4RE3oS1qVwV+AdXsO92SBu5haGlxMUk0NqZO7Xlf84/wrzGZVRRouPo5pNX/CKS8Mv9UOi0olKGC u31dNfh8qCszWZcloLDgeLzSnQSkvFoGe69vNCfh7feESKedkBC2qRz0BZv9+oJI0IY/3D7WEnV0 NOlf8gSHozhfJFJ/ZAKtvw/Q3ogrVJFk0LyVaU/NVtVA5FM4pVMIRID7pfrPi78aAzG7b/Wh/Pce 4jPAIpS3dApq25YkvMuPvfB91NMf9FemKwlp78PBVcM= ) ; Key ID = 46594 . 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; Key ID = 20326 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20200831000000 20200810000000 20326 . FyZ8LAbEV4Jbpm2/xcE8wZu+OSatuV+1xEbRaRLfTWsjvtrPnrKZTW7cnn1yphgDD9fSHA7gAA0c tS85lRSBxr24Du7Sh+KCaGKKbs3EnSIoTzMXK0mnSVJYL3yHOyofxXe/z3ZDAaBqOGQR2wkhEKih UhNJmPEaPDXUeOr0JwYgQRoEf6PdHXld7fBC1DjiEMhHA9sXsriuG3oLUxgJdZ1fslynQjTky769 ywLkpTF/IuX2nnko+RomXuBospuQdNcXaUi1ymfTE2i3xGbEvRZYGSI4DRbxvUK4u8Lu2rNJmXct vRsBvwcuWpIL182DkbGgsDdsarVRLtobfOwMGg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found 2 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAdauOGxLhfAKFTTZwGhBXbk793QKdWIQRjiSftWdusCwkPhNyJrIjwtNffCWXGLlZAbpcs41 4RE3oS1qVwV+AdXsO92SBu5haGlxMUk0NqZO7Xlf84/wrzGZVRRouPo5pNX/CKS8Mv9UOi0olKGC u31dNfh8qCszWZcloLDgeLzSnQSkvFoGe69vNCfh7feESKedkBC2qRz0BZv9+oJI0IY/3D7WEnV0 NOlf8gSHozhfJFJ/ZAKtvw/Q3ogrVJFk0LyVaU/NVtVA5FM4pVMIRID7pfrPi78aAzG7b/Wh/Pce 4jPAIpS3dApq25YkvMuPvfB91NMf9FemKwlp78PBVcM= ) ; Key ID = 46594`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; Key ID = 20326`
	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 20200831000000 20200810000000 20326 . FyZ8LAbEV4Jbpm2/xcE8wZu+OSatuV+1xEbRaRLfTWsjvtrPnrKZTW7cnn1yphgDD9fSHA7gAA0c tS85lRSBxr24Du7Sh+KCaGKKbs3EnSIoTzMXK0mnSVJYL3yHOyofxXe/z3ZDAaBqOGQR2wkhEKih UhNJmPEaPDXUeOr0JwYgQRoEf6PdHXld7fBC1DjiEMhHA9sXsriuG3oLUxgJdZ1fslynQjTky769 ywLkpTF/IuX2nnko+RomXuBospuQdNcXaUi1ymfTE2i3xGbEvRZYGSI4DRbxvUK4u8Lu2rNJmXct vRsBvwcuWpIL182DkbGgsDdsarVRLtobfOwMGg== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=46594 is now in the chain-of-trust
	Query to g.root-servers.net for NLM.GOV/A
	Received 665 bytes from 192.112.36.4
	;; Answer received from 192.112.36.4 (665 bytes) ;; HEADER SECTION ;; id = 17297 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 7 arcount = 9 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; NLM.GOV. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) gov. 172800 IN NS a.gov-servers.net. gov. 172800 IN NS c.gov-servers.net. gov. 172800 IN NS b.gov-servers.net. gov. 172800 IN NS d.gov-servers.net. gov. 86400 IN DS 7698 8 1 6f109b46a80cea9613dc86d5a3e065520505aafe gov. 86400 IN DS ( 7698 8 2 6bc949e638442ead0bdaf0935763c8d003760384ff15ebbd5ce86bb5559561f0 ) gov. 86400 IN RRSIG ( DS 8 1 86400 20200826200000 20200813190000 46594 . FRfeY/XKEq1xDgm7tlZEUYpeRhwAky7dEzF6l86g+6ixxzFqwVYLNiI5+P7K/DBhzlr2oo2+4uIj Xo7VOn8hJX+gd4jB1BI0ctZib5T1+lh7qaCkEqsUrKFd8CTzo9f0/c4Z2MqVIT5iAwQM/YNv87tA PxulqbYLB0S5KRi0w0ZTxkdEB5ZDKXzw5hGWmwRjhRuSXDfZPOh6OW2HNnaX2LM2HLmsk55n7SuK MpeDm9T0yEb7ZqCqPJFOpeUhKekPa9CcjGKDFmJ4pghYYxCxDzXvTvWIfnfaDN8/cbCMB+TeM2Vj VWDS0hlJvLGQkQ20anheeEreU6vuPp9Wvfw9Jw== ) ;; ADDITIONAL SECTION (9 records) a.gov-servers.net. 172800 IN A 69.36.157.30 b.gov-servers.net. 172800 IN A 209.112.123.30 c.gov-servers.net. 172800 IN A 69.36.153.30 d.gov-servers.net. 172800 IN A 81.19.194.30 a.gov-servers.net. 172800 IN AAAA 2001:500:4431::2:30 b.gov-servers.net. 172800 IN AAAA 2620:74:27::2:30 c.gov-servers.net. 172800 IN AAAA 2620:74:28::2:30 d.gov-servers.net. 172800 IN AAAA 2620:74:29::2:30 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Query to k.root-servers.net for GOV/DNSKEY
	Received 658 bytes from 193.0.14.129
	;; Answer received from 193.0.14.129 (658 bytes) ;; HEADER SECTION ;; id = 7673 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 7 arcount = 9 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; GOV. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) GOV. 172800 IN NS a.gov-servers.net. GOV. 172800 IN NS b.gov-servers.net. GOV. 172800 IN NS c.gov-servers.net. GOV. 172800 IN NS d.gov-servers.net. GOV. 86400 IN DS 7698 8 1 6f109b46a80cea9613dc86d5a3e065520505aafe GOV. 86400 IN DS ( 7698 8 2 6bc949e638442ead0bdaf0935763c8d003760384ff15ebbd5ce86bb5559561f0 ) GOV. 86400 IN RRSIG ( DS 8 1 86400 20200826200000 20200813190000 46594 . FRfeY/XKEq1xDgm7tlZEUYpeRhwAky7dEzF6l86g+6ixxzFqwVYLNiI5+P7K/DBhzlr2oo2+4uIj Xo7VOn8hJX+gd4jB1BI0ctZib5T1+lh7qaCkEqsUrKFd8CTzo9f0/c4Z2MqVIT5iAwQM/YNv87tA PxulqbYLB0S5KRi0w0ZTxkdEB5ZDKXzw5hGWmwRjhRuSXDfZPOh6OW2HNnaX2LM2HLmsk55n7SuK MpeDm9T0yEb7ZqCqPJFOpeUhKekPa9CcjGKDFmJ4pghYYxCxDzXvTvWIfnfaDN8/cbCMB+TeM2Vj VWDS0hlJvLGQkQ20anheeEreU6vuPp9Wvfw9Jw== ) ;; ADDITIONAL SECTION (9 records) a.gov-servers.net. 172800 IN A 69.36.157.30 b.gov-servers.net. 172800 IN A 209.112.123.30 c.gov-servers.net. 172800 IN A 69.36.153.30 d.gov-servers.net. 172800 IN A 81.19.194.30 a.gov-servers.net. 172800 IN AAAA 2001:500:4431::2:30 b.gov-servers.net. 172800 IN AAAA 2620:74:27::2:30 c.gov-servers.net. 172800 IN AAAA 2620:74:28::2:30 d.gov-servers.net. 172800 IN AAAA 2620:74:29::2:30 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found child zone GOV

GOV

	Checking DS between . and GOV
	Query to g.root-servers.net for GOV/DS
	Received 406 bytes from 192.112.36.4
	;; Answer received from 192.112.36.4 (406 bytes) ;; HEADER SECTION ;; id = 1201 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; GOV. IN DS ;; ANSWER SECTION (3 records) gov. 86400 IN DS ( 7698 8 2 6bc949e638442ead0bdaf0935763c8d003760384ff15ebbd5ce86bb5559561f0 ) gov. 86400 IN DS 7698 8 1 6f109b46a80cea9613dc86d5a3e065520505aafe gov. 86400 IN RRSIG ( DS 8 1 86400 20200826200000 20200813190000 46594 . FRfeY/XKEq1xDgm7tlZEUYpeRhwAky7dEzF6l86g+6ixxzFqwVYLNiI5+P7K/DBhzlr2oo2+4uIj Xo7VOn8hJX+gd4jB1BI0ctZib5T1+lh7qaCkEqsUrKFd8CTzo9f0/c4Z2MqVIT5iAwQM/YNv87tA PxulqbYLB0S5KRi0w0ZTxkdEB5ZDKXzw5hGWmwRjhRuSXDfZPOh6OW2HNnaX2LM2HLmsk55n7SuK MpeDm9T0yEb7ZqCqPJFOpeUhKekPa9CcjGKDFmJ4pghYYxCxDzXvTvWIfnfaDN8/cbCMB+TeM2Vj VWDS0hlJvLGQkQ20anheeEreU6vuPp9Wvfw9Jw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found 2 DS records for GOV in the . zone
	DS=7698/SHA-256 has algorithm RSASHA256
	DS=7698/SHA-1 has algorithm RSASHA256
	Found 1 RRSIGs over DS RRset
	`gov. 86400 IN RRSIG ( DS 8 1 86400 20200826200000 20200813190000 46594 . FRfeY/XKEq1xDgm7tlZEUYpeRhwAky7dEzF6l86g+6ixxzFqwVYLNiI5+P7K/DBhzlr2oo2+4uIj Xo7VOn8hJX+gd4jB1BI0ctZib5T1+lh7qaCkEqsUrKFd8CTzo9f0/c4Z2MqVIT5iAwQM/YNv87tA PxulqbYLB0S5KRi0w0ZTxkdEB5ZDKXzw5hGWmwRjhRuSXDfZPOh6OW2HNnaX2LM2HLmsk55n7SuK MpeDm9T0yEb7ZqCqPJFOpeUhKekPa9CcjGKDFmJ4pghYYxCxDzXvTvWIfnfaDN8/cbCMB+TeM2Vj VWDS0hlJvLGQkQ20anheeEreU6vuPp9Wvfw9Jw== )`
	RRSIG=46594 and DNSKEY=46594 verifies the DS RRset
	DS=7698/SHA-256 is now in the chain-of-trust
	`gov. 86400 IN DS ( 7698 8 2 6bc949e638442ead0bdaf0935763c8d003760384ff15ebbd5ce86bb5559561f0 )`
	`gov. 86400 IN DS 7698 8 1 6f109b46a80cea9613dc86d5a3e065520505aafe`
	Query to d.gov-servers.net for GOV/DNSKEY
	Received 777 bytes from 81.19.194.30
	;; Answer received from 81.19.194.30 (777 bytes) ;; HEADER SECTION ;; id = 40701 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; GOV. IN DNSKEY ;; ANSWER SECTION (3 records) GOV. 86400 IN DNSKEY ( 257 3 8 AQO8daaz7B+yshOfL60rytKd9aOSujgponEw3fwBMEC3/+e9XzHw2k+VKnbJTZ+QaVtpfUd1q9HK ZIv/ck83Gl5TjYKE5jtUZ2kpEDZfVNGv6yx0smtWAXv1nCJS9ohnyOTd397eMojGDHqkEC+uojES cZheEkMxzgCZwDAs+/CSU7mSuHtCRZn19xlZUd5Gv7yDQ3mbOUwuy30oSk0z1Q5UUPpoihOugIZH FX6Jk7NLiW2wlqfq9qhV4zj7TiBiJY0mCc4zHN8/aq2VKDHp2Na7mWzvKyTy+SYQkBQ/08LbPwj9 YMc+uCzKL6sU/ObHv17EFhD8aPDftTHZvV9L+OZr ) ; Key ID = 7698 GOV. 86400 IN DNSKEY ( 256 3 8 AwEAAegdXlD9lumYfYK1EZkZgTXd/IgQSNnvRkdpQa8KXFujLQRrJ2+yqhamuyJq2HZ3k8yYqEER PmtKiuBYWIFw5on1Q0zUn3sO1/14bvKPcI5nbrpJXnlH672yS7FcSeWn14SRe9VzX1Y4/16QXtKh 2gC1Ot1nO0SUqjxdvY5lSDzcdJMRTJws3UjIK3f0uHMw+F5PuHpLWI5zZXir6KUuj2M= ) ; Key ID = 26665 GOV. 86400 IN RRSIG ( DNSKEY 8 1 86400 20200822190254 20200807185754 7698 gov. gTJuEq5ZJKGbbiG4aBERDA6OchpSLAQP0PTIrfnoYefiGL3vmkV+xqI8nQ9ZJ5cHkwaEK6ECNin8 UbmEX/Q7vYMnQbCI4drJ/LaburOqW8wpyA6IgqbehmaYtEiXoOT+QGMnXejS+gNn2BJORqUik9vR TQRjm21x/m0bdK37/QqWkiS0WCrabfN7g5UopcZuYD6UB5w9o+83utxRjMJi5tfdxi489yx74+NV P96khjCFtRvCQcnNGQlnOlEKZvHK4KoeLk4rwXtIn/FHMFTRrh2m99v5P7REzq40UHeTGNWuuZII adQu43KIsI6sJspwwOfH+FzNDILQ0NpbhJTlQQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found 2 DNSKEY records for GOV
	`GOV. 86400 IN DNSKEY ( 257 3 8 AQO8daaz7B+yshOfL60rytKd9aOSujgponEw3fwBMEC3/+e9XzHw2k+VKnbJTZ+QaVtpfUd1q9HK ZIv/ck83Gl5TjYKE5jtUZ2kpEDZfVNGv6yx0smtWAXv1nCJS9ohnyOTd397eMojGDHqkEC+uojES cZheEkMxzgCZwDAs+/CSU7mSuHtCRZn19xlZUd5Gv7yDQ3mbOUwuy30oSk0z1Q5UUPpoihOugIZH FX6Jk7NLiW2wlqfq9qhV4zj7TiBiJY0mCc4zHN8/aq2VKDHp2Na7mWzvKyTy+SYQkBQ/08LbPwj9 YMc+uCzKL6sU/ObHv17EFhD8aPDftTHZvV9L+OZr ) ; Key ID = 7698`
	`GOV. 86400 IN DNSKEY ( 256 3 8 AwEAAegdXlD9lumYfYK1EZkZgTXd/IgQSNnvRkdpQa8KXFujLQRrJ2+yqhamuyJq2HZ3k8yYqEER PmtKiuBYWIFw5on1Q0zUn3sO1/14bvKPcI5nbrpJXnlH672yS7FcSeWn14SRe9VzX1Y4/16QXtKh 2gC1Ot1nO0SUqjxdvY5lSDzcdJMRTJws3UjIK3f0uHMw+F5PuHpLWI5zZXir6KUuj2M= ) ; Key ID = 26665`
	DNSKEY=7698/SEP is now in the chain-of-trust
	DS=7698/SHA-256 verifies DNSKEY=7698/SEP
	DS=7698/SHA-1 verifies DNSKEY=7698/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`GOV. 86400 IN RRSIG ( DNSKEY 8 1 86400 20200822190254 20200807185754 7698 gov. gTJuEq5ZJKGbbiG4aBERDA6OchpSLAQP0PTIrfnoYefiGL3vmkV+xqI8nQ9ZJ5cHkwaEK6ECNin8 UbmEX/Q7vYMnQbCI4drJ/LaburOqW8wpyA6IgqbehmaYtEiXoOT+QGMnXejS+gNn2BJORqUik9vR TQRjm21x/m0bdK37/QqWkiS0WCrabfN7g5UopcZuYD6UB5w9o+83utxRjMJi5tfdxi489yx74+NV P96khjCFtRvCQcnNGQlnOlEKZvHK4KoeLk4rwXtIn/FHMFTRrh2m99v5P7REzq40UHeTGNWuuZII adQu43KIsI6sJspwwOfH+FzNDILQ0NpbhJTlQQ== )`
	RRSIG=7698 and DNSKEY=7698/SEP verifies the DNSKEY RRset
	DNSKEY=26665 is now in the chain-of-trust
	Query to c.gov-servers.net for NLM.GOV/A
	Received 435 bytes from 69.36.153.30
	;; Answer received from 69.36.153.30 (435 bytes) ;; HEADER SECTION ;; id = 50832 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 6 arcount = 3 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; NLM.GOV. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) NLM.GOV. 86400 IN NS lhcns1.nlm.nih.GOV. NLM.GOV. 86400 IN NS lhcns2.nlm.nih.GOV. NLM.GOV. 86400 IN NS hanna.cac.washington.edu. NLM.GOV. 3600 IN DS 45658 7 1 977a363926c0bf500727616bf4faeb4162270e08 NLM.GOV. 3600 IN DS ( 45658 7 2 28903b56b76b22b6af9b5e8b37232808987bdd5b9da743231605cbb9b9a0b47c ) NLM.GOV. 3600 IN RRSIG ( DS 8 2 3600 20200820221008 20200813221008 26665 gov. tIN1tAIiUxx7bc9W63jWa3Bfz4adp6XqG5nBg2+8sIQeY/sZVjYPR87KEh1WMmAxwL43sGD7rQGH 3pCleo5rprINBf/JWiey2cuvOQaSUQSACfID3hQe8H09pnIpibkzmK81T0zYHFST9VtS5Ta99dHa UhM0hTQ1nm7nS03pFRGcA/MBKZOdwlQNXfYPg5j7dQT+h6swJ/mAQL0HVxoX3g== ) ;; ADDITIONAL SECTION (3 records) lhcns1.nlm.nih.GOV. 86400 IN A 130.14.55.72 lhcns2.nlm.nih.GOV. 86400 IN A 130.14.55.128 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Query to d.gov-servers.net for NLM.GOV/DNSKEY
	Received 435 bytes from 81.19.194.30
	;; Answer received from 81.19.194.30 (435 bytes) ;; HEADER SECTION ;; id = 35471 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 6 arcount = 3 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; NLM.GOV. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) NLM.GOV. 86400 IN NS lhcns1.nlm.nih.GOV. NLM.GOV. 86400 IN NS lhcns2.nlm.nih.GOV. NLM.GOV. 86400 IN NS hanna.cac.washington.edu. NLM.GOV. 3600 IN DS 45658 7 1 977a363926c0bf500727616bf4faeb4162270e08 NLM.GOV. 3600 IN DS ( 45658 7 2 28903b56b76b22b6af9b5e8b37232808987bdd5b9da743231605cbb9b9a0b47c ) NLM.GOV. 3600 IN RRSIG ( DS 8 2 3600 20200820221008 20200813221008 26665 gov. tIN1tAIiUxx7bc9W63jWa3Bfz4adp6XqG5nBg2+8sIQeY/sZVjYPR87KEh1WMmAxwL43sGD7rQGH 3pCleo5rprINBf/JWiey2cuvOQaSUQSACfID3hQe8H09pnIpibkzmK81T0zYHFST9VtS5Ta99dHa UhM0hTQ1nm7nS03pFRGcA/MBKZOdwlQNXfYPg5j7dQT+h6swJ/mAQL0HVxoX3g== ) ;; ADDITIONAL SECTION (3 records) lhcns1.nlm.nih.GOV. 86400 IN A 130.14.55.72 lhcns2.nlm.nih.GOV. 86400 IN A 130.14.55.128 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found child zone NLM.GOV

NLM.GOV

	Checking DS between GOV and NLM.GOV
	Query to c.gov-servers.net for NLM.GOV/DS
	Received 315 bytes from 69.36.153.30
	;; Answer received from 69.36.153.30 (315 bytes) ;; HEADER SECTION ;; id = 7480 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; NLM.GOV. IN DS ;; ANSWER SECTION (3 records) NLM.GOV. 3600 IN DS 45658 7 1 977a363926c0bf500727616bf4faeb4162270e08 NLM.GOV. 3600 IN DS ( 45658 7 2 28903b56b76b22b6af9b5e8b37232808987bdd5b9da743231605cbb9b9a0b47c ) NLM.GOV. 3600 IN RRSIG ( DS 8 2 3600 20200820221008 20200813221008 26665 gov. tIN1tAIiUxx7bc9W63jWa3Bfz4adp6XqG5nBg2+8sIQeY/sZVjYPR87KEh1WMmAxwL43sGD7rQGH 3pCleo5rprINBf/JWiey2cuvOQaSUQSACfID3hQe8H09pnIpibkzmK81T0zYHFST9VtS5Ta99dHa UhM0hTQ1nm7nS03pFRGcA/MBKZOdwlQNXfYPg5j7dQT+h6swJ/mAQL0HVxoX3g== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found 2 DS records for NLM.GOV in the GOV zone
	DS=45658/SHA-1 has algorithm RSASHA1-NSEC3-SHA1
	DS=45658/SHA-256 has algorithm RSASHA1-NSEC3-SHA1
	Found 1 RRSIGs over DS RRset
	`NLM.GOV. 3600 IN RRSIG ( DS 8 2 3600 20200820221008 20200813221008 26665 gov. tIN1tAIiUxx7bc9W63jWa3Bfz4adp6XqG5nBg2+8sIQeY/sZVjYPR87KEh1WMmAxwL43sGD7rQGH 3pCleo5rprINBf/JWiey2cuvOQaSUQSACfID3hQe8H09pnIpibkzmK81T0zYHFST9VtS5Ta99dHa UhM0hTQ1nm7nS03pFRGcA/MBKZOdwlQNXfYPg5j7dQT+h6swJ/mAQL0HVxoX3g== )`
	RRSIG=26665 and DNSKEY=26665 verifies the DS RRset
	DS=45658/SHA-1 is now in the chain-of-trust
	`NLM.GOV. 3600 IN DS 45658 7 1 977a363926c0bf500727616bf4faeb4162270e08`
	`NLM.GOV. 3600 IN DS ( 45658 7 2 28903b56b76b22b6af9b5e8b37232808987bdd5b9da743231605cbb9b9a0b47c )`
	Query to lhcns1.nlm.nih.GOV for NLM.GOV/DNSKEY
	Received 929 bytes from 130.14.55.72
	;; Answer received from 130.14.55.72 (929 bytes) ;; HEADER SECTION ;; id = 38279 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 4 nscount = 0 arcount = 1 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; QUESTION SECTION (1 record) ;; NLM.GOV. IN DNSKEY ;; ANSWER SECTION (4 records) nlm.gov. 3600 IN DNSKEY ( 257 3 7 AwEAAc4Tbgo0NoJ+EmVwQL47UIVJupggg8RGI5Ml87v+ktbZUxxHueSfGePHWyp+Bc/dj1EQyK9M 9o2toqr9andWMOdtPVvM72DasBWfz7WpYxJWTljTN0ihr3zcUxC0jWLteeZXfptXAugpCZCT2taz g9evbYeA7LrnLZLIUvlNVZ8KN7CUSCJniSaO0udrpOwintNyj3hC2I/S7u0GtKnLeCRB1E5V1FfE 2/xqBS1Az2ZH31nbpkBsL8IuqFC/HOvz2Eacpp4crjc+JXOf0WmI0+EYMd6bgmhlM/f3i6qx4jr+ 4nJq8flaJNs4JRgJXpiMJmm2jdm+3Fv/vB/s8GdnWOU= ) ; Key ID = 45658 nlm.gov. 3600 IN DNSKEY ( 256 3 7 AwEAAZAHUFkdhRk0yj5IDaNZHSXyS/0U6k3fTtahTZUSXcv6CHIGqoukoE6YBGc0Vb6HAR2DW5WL GM90K8SSMGEQ0A6O+8MtJfbPmWBc1wgyfNp7FMvPhS/bIVffweFaF2Gj+ZOMkeun443VJyjsO1Hl N524v4rdPqEmUlZLzxX7r3Dl ) ; Key ID = 63212 nlm.gov. 3600 IN RRSIG ( DNSKEY 7 2 3600 20200827110804 20200728103013 45658 nlm.gov. cMHhXFXth2zYlTfMTJNQdHVud/IgRH51/Cie9HcBVkvVPlTiX+q28FaB1puoL9c0DlIob795Zscs lMXBzQQfDPpHXoqD4M80972RgilRytSKYmI6tGNSfNlwtV8hrrE2nvgRdlbg39/zvGNnYiBKg3w0 GGgRnnh03OdIOajfNBF/YezFGTsqja3uoY33fNi6BkC1IclNP/UgXBcqteo9Ffpv6EICEcsyMsYl VNiO3RHN3Z+epfPiO6C2tRZh+ABWS1fCZtJkZ0d/w77BGOS78jPONU0pBD54EfXquLTLObxfocCy t7OZGfEqF44LuXOIRWKX+TwNTpZ7bSWkLkmM+Q== ) nlm.gov. 3600 IN RRSIG ( DNSKEY 7 2 3600 20200827110804 20200728103013 63212 nlm.gov. CMHd11epMU5ar0S3BXo3O1UzTL/adW5Q0ya7YbGaZkqUS6kzrs4AGv/tYUeU+ejSP4RCg8XOjVZ8 d+JAbHoqyq08RWx1spCLT0f1ISnIk3xgWZzv1P95reDE+gy5etZVpG4eYxApApl83B6NalqjdtMO hKT9YUKIHnIVN86npf8= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Found 2 DNSKEY records for NLM.GOV
	`nlm.gov. 3600 IN DNSKEY ( 257 3 7 AwEAAc4Tbgo0NoJ+EmVwQL47UIVJupggg8RGI5Ml87v+ktbZUxxHueSfGePHWyp+Bc/dj1EQyK9M 9o2toqr9andWMOdtPVvM72DasBWfz7WpYxJWTljTN0ihr3zcUxC0jWLteeZXfptXAugpCZCT2taz g9evbYeA7LrnLZLIUvlNVZ8KN7CUSCJniSaO0udrpOwintNyj3hC2I/S7u0GtKnLeCRB1E5V1FfE 2/xqBS1Az2ZH31nbpkBsL8IuqFC/HOvz2Eacpp4crjc+JXOf0WmI0+EYMd6bgmhlM/f3i6qx4jr+ 4nJq8flaJNs4JRgJXpiMJmm2jdm+3Fv/vB/s8GdnWOU= ) ; Key ID = 45658`
	`nlm.gov. 3600 IN DNSKEY ( 256 3 7 AwEAAZAHUFkdhRk0yj5IDaNZHSXyS/0U6k3fTtahTZUSXcv6CHIGqoukoE6YBGc0Vb6HAR2DW5WL GM90K8SSMGEQ0A6O+8MtJfbPmWBc1wgyfNp7FMvPhS/bIVffweFaF2Gj+ZOMkeun443VJyjsO1Hl N524v4rdPqEmUlZLzxX7r3Dl ) ; Key ID = 63212`
	DNSKEY=45658/SEP is now in the chain-of-trust
	DS=45658/SHA-1 verifies DNSKEY=45658/SEP
	DS=45658/SHA-256 verifies DNSKEY=45658/SEP
	Found 2 RRSIGs over DNSKEY RRset
	`nlm.gov. 3600 IN RRSIG ( DNSKEY 7 2 3600 20200827110804 20200728103013 45658 nlm.gov. cMHhXFXth2zYlTfMTJNQdHVud/IgRH51/Cie9HcBVkvVPlTiX+q28FaB1puoL9c0DlIob795Zscs lMXBzQQfDPpHXoqD4M80972RgilRytSKYmI6tGNSfNlwtV8hrrE2nvgRdlbg39/zvGNnYiBKg3w0 GGgRnnh03OdIOajfNBF/YezFGTsqja3uoY33fNi6BkC1IclNP/UgXBcqteo9Ffpv6EICEcsyMsYl VNiO3RHN3Z+epfPiO6C2tRZh+ABWS1fCZtJkZ0d/w77BGOS78jPONU0pBD54EfXquLTLObxfocCy t7OZGfEqF44LuXOIRWKX+TwNTpZ7bSWkLkmM+Q== )`
	`nlm.gov. 3600 IN RRSIG ( DNSKEY 7 2 3600 20200827110804 20200728103013 63212 nlm.gov. CMHd11epMU5ar0S3BXo3O1UzTL/adW5Q0ya7YbGaZkqUS6kzrs4AGv/tYUeU+ejSP4RCg8XOjVZ8 d+JAbHoqyq08RWx1spCLT0f1ISnIk3xgWZzv1P95reDE+gy5etZVpG4eYxApApl83B6NalqjdtMO hKT9YUKIHnIVN86npf8= )`
	RRSIG=45658 and DNSKEY=45658/SEP verifies the DNSKEY RRset
	RRSIG=63212 and DNSKEY=63212 verifies the DNSKEY RRset
	DNSKEY=63212 is now in the chain-of-trust
	Query to lhcns2.nlm.nih.GOV for NLM.GOV/A
	Received 1253 bytes from 130.14.55.128
	;; Answer received from 130.14.55.128 (1253 bytes) ;; HEADER SECTION ;; id = 49693 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 4 arcount = 9 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; 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 7 2 3600 20200824103346 20200725103015 63212 nlm.gov. eUfD2wl1Pvnj9fXJKNv4FJkIDnUgTg+ffv+c05y01i65R9WXIPBT2qgTP8eCOAtpDnHF+XmBV8ae VCFt/geLSHjNfN2nq8Zi8X0owDgTEUQ2QS4wPfyJ8/jAyT+wBiRZC4QbwCwaFPNqntsW0obfsqjx w3NcFTYFj2Sj/9+QJoc= ) ;; AUTHORITY SECTION (4 records) nlm.gov. 3600 IN NS lhcns2.nlm.nih.gov. nlm.gov. 3600 IN NS hanna.cac.washington.edu. nlm.gov. 3600 IN NS lhcns1.nlm.nih.gov. nlm.gov. 3600 IN RRSIG ( NS 7 2 3600 20200824103346 20200725103015 63212 nlm.gov. E4yq/8+eAOn7suTefzv7PvMBu9uywnMgn6TmezJphzdSgTPFInx/BYbj9dzEhGhMywpaxZeyZlp8 /2KBtadaiNDDIxWOIC9l/jKTeCVoVV6d90ecJ3+EohI88BR/Shw2qG9BDVcDTt0s8Vdw87vvGG+M DLVxpOjABxBhV12HmLo= ) ;; ADDITIONAL SECTION (9 records) lhcns1.nlm.nih.gov. 3600 IN A 130.14.55.72 lhcns2.nlm.nih.gov. 3600 IN A 130.14.55.128 lhcns1.nlm.nih.gov. 3600 IN AAAA 2607:f220:41e:7055::72 lhcns2.nlm.nih.gov. 3600 IN AAAA 2607:f220:41e:7055::128 lhcns1.nlm.nih.gov. 3600 IN RRSIG ( A 7 4 3600 20200824104452 20200725103029 18339 nlm.nih.gov. cSbhH/MrH1JZj/eMfn9IelT+zD9rQnH51boQyDbBLdQwkcFl931jL6Tog2OqpSeUJxwCqgiFMtvV e6VX+Nd682hQiIjQIMKKFnUai8RRB6bCau1L2r1GzNTgEb5lGfH0ppr5rUIS2VDtdp34fgTZZlmO aODcc6c4RAy5K8btFIA= ) lhcns1.nlm.nih.gov. 3600 IN RRSIG ( AAAA 7 4 3600 20200824110554 20200725103029 18339 nlm.nih.gov. xkFqyqsZVlL5AcfyhG8ZJ+n87UPvwGn1RdGkifRb1Rncoteq+wdjyvthcHIKPDJEIV/WirWa1t1i 6slrD+4Al6QgcnX3b8C1tYi91PZ1F2cP4BbmkYCTWC4+fjvCGHNpXlHj68g7yTy18MvG3HXYmvAw AWrjNVDwLitbHVg79b0= ) lhcns2.nlm.nih.gov. 3600 IN RRSIG ( A 7 4 3600 20200824112918 20200725103024 18339 nlm.nih.gov. uQOqQ11DQTCpnI8wsxhgro5sbYSKI1BgwVtSeYr4k9xK3VW9pFGKk2JO+qVH/vZgHan8/3DC7gEg pplAh2lYHihj+A8UubtPFvUsz+esmsbFa6ZP4GuR6eER89dh9kYD551REsHvsuYDIzxaKrmdAI00 tmMscOp2AjXs6RvKoEM= ) lhcns2.nlm.nih.gov. 3600 IN RRSIG ( AAAA 7 4 3600 20200824105440 20200725103024 18339 nlm.nih.gov. XkRExgph4Y8dWW6wSaVuWKcjjZLU2qXBNwf+VOGjqa+f2ogJAzIz3adFxCs4isM9XVj0uhK3ZdoO VO7a3JApdPnXK3hFIaDexYtUUa2402Ljuky8YOX19dlP2fn6PJqcoW2/CsWsO7eJAC5DwRq7XWTF hlnBAukzViNHxU/iRhs= ) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	NLM.GOV is authoritative for NLM.GOV
	Found RRSIG signed by nlm.gov zone
	Query to lhcns1.nlm.nih.gov for NLM.GOV/SOA
	Received 1295 bytes from 130.14.55.72
	;; Answer received from 130.14.55.72 (1295 bytes) ;; HEADER SECTION ;; id = 56977 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 4 arcount = 9 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; 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. 612253822 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 3600 ;minimum ) nlm.gov. 3600 IN RRSIG ( SOA 7 2 3600 20200827113013 20200728103013 63212 nlm.gov. Poxk35Skd+cyZGF0+shgGEjvHvMb9D4cWvDhUPdd9blpfA+ZpOnF/WpPMxxUG5p//od9MxVYrA8H 1884rr/Z5AP/bGYlaERz0vlmQdcqWqYFdVIYI7Hj3X6Gu/cJlXKpcTyGlXqVHDfUisUBJzCURljU 8fjJdQZhwmj6s7lYj4M= ) ;; AUTHORITY SECTION (4 records) nlm.gov. 3600 IN NS lhcns1.nlm.nih.gov. nlm.gov. 3600 IN NS hanna.cac.washington.edu. nlm.gov. 3600 IN NS lhcns2.nlm.nih.gov. nlm.gov. 3600 IN RRSIG ( NS 7 2 3600 20200824103346 20200725103015 63212 nlm.gov. E4yq/8+eAOn7suTefzv7PvMBu9uywnMgn6TmezJphzdSgTPFInx/BYbj9dzEhGhMywpaxZeyZlp8 /2KBtadaiNDDIxWOIC9l/jKTeCVoVV6d90ecJ3+EohI88BR/Shw2qG9BDVcDTt0s8Vdw87vvGG+M DLVxpOjABxBhV12HmLo= ) ;; ADDITIONAL SECTION (9 records) lhcns1.nlm.nih.gov. 3600 IN A 130.14.55.72 lhcns2.nlm.nih.gov. 3600 IN A 130.14.55.128 lhcns1.nlm.nih.gov. 3600 IN AAAA 2607:f220:41e:7055::72 lhcns2.nlm.nih.gov. 3600 IN AAAA 2607:f220:41e:7055::128 lhcns1.nlm.nih.gov. 3600 IN RRSIG ( A 7 4 3600 20200824104452 20200725103029 18339 nlm.nih.gov. cSbhH/MrH1JZj/eMfn9IelT+zD9rQnH51boQyDbBLdQwkcFl931jL6Tog2OqpSeUJxwCqgiFMtvV e6VX+Nd682hQiIjQIMKKFnUai8RRB6bCau1L2r1GzNTgEb5lGfH0ppr5rUIS2VDtdp34fgTZZlmO aODcc6c4RAy5K8btFIA= ) lhcns1.nlm.nih.gov. 3600 IN RRSIG ( AAAA 7 4 3600 20200824110554 20200725103029 18339 nlm.nih.gov. xkFqyqsZVlL5AcfyhG8ZJ+n87UPvwGn1RdGkifRb1Rncoteq+wdjyvthcHIKPDJEIV/WirWa1t1i 6slrD+4Al6QgcnX3b8C1tYi91PZ1F2cP4BbmkYCTWC4+fjvCGHNpXlHj68g7yTy18MvG3HXYmvAw AWrjNVDwLitbHVg79b0= ) lhcns2.nlm.nih.gov. 3600 IN RRSIG ( A 7 4 3600 20200824112918 20200725103024 18339 nlm.nih.gov. uQOqQ11DQTCpnI8wsxhgro5sbYSKI1BgwVtSeYr4k9xK3VW9pFGKk2JO+qVH/vZgHan8/3DC7gEg pplAh2lYHihj+A8UubtPFvUsz+esmsbFa6ZP4GuR6eER89dh9kYD551REsHvsuYDIzxaKrmdAI00 tmMscOp2AjXs6RvKoEM= ) lhcns2.nlm.nih.gov. 3600 IN RRSIG ( AAAA 7 4 3600 20200824105440 20200725103024 18339 nlm.nih.gov. XkRExgph4Y8dWW6wSaVuWKcjjZLU2qXBNwf+VOGjqa+f2ogJAzIz3adFxCs4isM9XVj0uhK3ZdoO VO7a3JApdPnXK3hFIaDexYtUUa2402Ljuky8YOX19dlP2fn6PJqcoW2/CsWsO7eJAC5DwRq7XWTF hlnBAukzViNHxU/iRhs= ) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Query to lhcns2.nlm.nih.gov for NLM.GOV/SOA
	Received 1295 bytes from 130.14.55.128
	;; Answer received from 130.14.55.128 (1295 bytes) ;; HEADER SECTION ;; id = 370 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 4 arcount = 9 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; 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. 612253822 ;serial 10800 ;refresh 3600 ;retry 604800 ;expire 3600 ;minimum ) nlm.gov. 3600 IN RRSIG ( SOA 7 2 3600 20200827113013 20200728103013 63212 nlm.gov. Poxk35Skd+cyZGF0+shgGEjvHvMb9D4cWvDhUPdd9blpfA+ZpOnF/WpPMxxUG5p//od9MxVYrA8H 1884rr/Z5AP/bGYlaERz0vlmQdcqWqYFdVIYI7Hj3X6Gu/cJlXKpcTyGlXqVHDfUisUBJzCURljU 8fjJdQZhwmj6s7lYj4M= ) ;; AUTHORITY SECTION (4 records) nlm.gov. 3600 IN NS lhcns1.nlm.nih.gov. nlm.gov. 3600 IN NS hanna.cac.washington.edu. nlm.gov. 3600 IN NS lhcns2.nlm.nih.gov. nlm.gov. 3600 IN RRSIG ( NS 7 2 3600 20200824103346 20200725103015 63212 nlm.gov. E4yq/8+eAOn7suTefzv7PvMBu9uywnMgn6TmezJphzdSgTPFInx/BYbj9dzEhGhMywpaxZeyZlp8 /2KBtadaiNDDIxWOIC9l/jKTeCVoVV6d90ecJ3+EohI88BR/Shw2qG9BDVcDTt0s8Vdw87vvGG+M DLVxpOjABxBhV12HmLo= ) ;; ADDITIONAL SECTION (9 records) lhcns1.nlm.nih.gov. 3600 IN A 130.14.55.72 lhcns2.nlm.nih.gov. 3600 IN A 130.14.55.128 lhcns1.nlm.nih.gov. 3600 IN AAAA 2607:f220:41e:7055::72 lhcns2.nlm.nih.gov. 3600 IN AAAA 2607:f220:41e:7055::128 lhcns1.nlm.nih.gov. 3600 IN RRSIG ( A 7 4 3600 20200824104452 20200725103029 18339 nlm.nih.gov. cSbhH/MrH1JZj/eMfn9IelT+zD9rQnH51boQyDbBLdQwkcFl931jL6Tog2OqpSeUJxwCqgiFMtvV e6VX+Nd682hQiIjQIMKKFnUai8RRB6bCau1L2r1GzNTgEb5lGfH0ppr5rUIS2VDtdp34fgTZZlmO aODcc6c4RAy5K8btFIA= ) lhcns1.nlm.nih.gov. 3600 IN RRSIG ( AAAA 7 4 3600 20200824110554 20200725103029 18339 nlm.nih.gov. xkFqyqsZVlL5AcfyhG8ZJ+n87UPvwGn1RdGkifRb1Rncoteq+wdjyvthcHIKPDJEIV/WirWa1t1i 6slrD+4Al6QgcnX3b8C1tYi91PZ1F2cP4BbmkYCTWC4+fjvCGHNpXlHj68g7yTy18MvG3HXYmvAw AWrjNVDwLitbHVg79b0= ) lhcns2.nlm.nih.gov. 3600 IN RRSIG ( A 7 4 3600 20200824112918 20200725103024 18339 nlm.nih.gov. uQOqQ11DQTCpnI8wsxhgro5sbYSKI1BgwVtSeYr4k9xK3VW9pFGKk2JO+qVH/vZgHan8/3DC7gEg pplAh2lYHihj+A8UubtPFvUsz+esmsbFa6ZP4GuR6eER89dh9kYD551REsHvsuYDIzxaKrmdAI00 tmMscOp2AjXs6RvKoEM= ) lhcns2.nlm.nih.gov. 3600 IN RRSIG ( AAAA 7 4 3600 20200824105440 20200725103024 18339 nlm.nih.gov. XkRExgph4Y8dWW6wSaVuWKcjjZLU2qXBNwf+VOGjqa+f2ogJAzIz3adFxCs4isM9XVj0uhK3ZdoO VO7a3JApdPnXK3hFIaDexYtUUa2402Ljuky8YOX19dlP2fn6PJqcoW2/CsWsO7eJAC5DwRq7XWTF hlnBAukzViNHxU/iRhs= ) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	Query to hanna.cac.washington.edu for NLM.GOV/SOA
	hanna.cac.washington.edu returns SERVFAIL for NLM.GOV/SOA
	Query to lhcns2.nlm.nih.GOV for NLM.GOV/A
	Received 1253 bytes from 130.14.55.128
	;; Answer received from 130.14.55.128 (1253 bytes) ;; HEADER SECTION ;; id = 6293 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 4 arcount = 9 ;; do = 1 ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option: ;; 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 7 2 3600 20200824103346 20200725103015 63212 nlm.gov. eUfD2wl1Pvnj9fXJKNv4FJkIDnUgTg+ffv+c05y01i65R9WXIPBT2qgTP8eCOAtpDnHF+XmBV8ae VCFt/geLSHjNfN2nq8Zi8X0owDgTEUQ2QS4wPfyJ8/jAyT+wBiRZC4QbwCwaFPNqntsW0obfsqjx w3NcFTYFj2Sj/9+QJoc= ) ;; AUTHORITY SECTION (4 records) nlm.gov. 3600 IN NS lhcns2.nlm.nih.gov. nlm.gov. 3600 IN NS hanna.cac.washington.edu. nlm.gov. 3600 IN NS lhcns1.nlm.nih.gov. nlm.gov. 3600 IN RRSIG ( NS 7 2 3600 20200824103346 20200725103015 63212 nlm.gov. E4yq/8+eAOn7suTefzv7PvMBu9uywnMgn6TmezJphzdSgTPFInx/BYbj9dzEhGhMywpaxZeyZlp8 /2KBtadaiNDDIxWOIC9l/jKTeCVoVV6d90ecJ3+EohI88BR/Shw2qG9BDVcDTt0s8Vdw87vvGG+M DLVxpOjABxBhV12HmLo= ) ;; ADDITIONAL SECTION (9 records) lhcns1.nlm.nih.gov. 3600 IN A 130.14.55.72 lhcns2.nlm.nih.gov. 3600 IN A 130.14.55.128 lhcns1.nlm.nih.gov. 3600 IN AAAA 2607:f220:41e:7055::72 lhcns2.nlm.nih.gov. 3600 IN AAAA 2607:f220:41e:7055::128 lhcns1.nlm.nih.gov. 3600 IN RRSIG ( A 7 4 3600 20200824104452 20200725103029 18339 nlm.nih.gov. cSbhH/MrH1JZj/eMfn9IelT+zD9rQnH51boQyDbBLdQwkcFl931jL6Tog2OqpSeUJxwCqgiFMtvV e6VX+Nd682hQiIjQIMKKFnUai8RRB6bCau1L2r1GzNTgEb5lGfH0ppr5rUIS2VDtdp34fgTZZlmO aODcc6c4RAy5K8btFIA= ) lhcns1.nlm.nih.gov. 3600 IN RRSIG ( AAAA 7 4 3600 20200824110554 20200725103029 18339 nlm.nih.gov. xkFqyqsZVlL5AcfyhG8ZJ+n87UPvwGn1RdGkifRb1Rncoteq+wdjyvthcHIKPDJEIV/WirWa1t1i 6slrD+4Al6QgcnX3b8C1tYi91PZ1F2cP4BbmkYCTWC4+fjvCGHNpXlHj68g7yTy18MvG3HXYmvAw AWrjNVDwLitbHVg79b0= ) lhcns2.nlm.nih.gov. 3600 IN RRSIG ( A 7 4 3600 20200824112918 20200725103024 18339 nlm.nih.gov. uQOqQ11DQTCpnI8wsxhgro5sbYSKI1BgwVtSeYr4k9xK3VW9pFGKk2JO+qVH/vZgHan8/3DC7gEg pplAh2lYHihj+A8UubtPFvUsz+esmsbFa6ZP4GuR6eER89dh9kYD551REsHvsuYDIzxaKrmdAI00 tmMscOp2AjXs6RvKoEM= ) lhcns2.nlm.nih.gov. 3600 IN RRSIG ( AAAA 7 4 3600 20200824105440 20200725103024 18339 nlm.nih.gov. XkRExgph4Y8dWW6wSaVuWKcjjZLU2qXBNwf+VOGjqa+f2ogJAzIz3adFxCs4isM9XVj0uhK3ZdoO VO7a3JApdPnXK3hFIaDexYtUUa2402Ljuky8YOX19dlP2fn6PJqcoW2/CsWsO7eJAC5DwRq7XWTF hlnBAukzViNHxU/iRhs= ) ;; EDNS version 0 ;; flags: 8000 ;; rcode: NOERROR ;; size: 4096 ;; option:
	NLM.GOV A RR has value 130.14.16.110
	Found 1 RRSIGs over A RRset
	`nlm.gov. 3600 IN RRSIG ( A 7 2 3600 20200824103346 20200725103015 63212 nlm.gov. eUfD2wl1Pvnj9fXJKNv4FJkIDnUgTg+ffv+c05y01i65R9WXIPBT2qgTP8eCOAtpDnHF+XmBV8ae VCFt/geLSHjNfN2nq8Zi8X0owDgTEUQ2QS4wPfyJ8/jAyT+wBiRZC4QbwCwaFPNqntsW0obfsqjx w3NcFTYFj2Sj/9+QJoc= )`
	RRSIG=63212 and DNSKEY=63212 verifies the A RRset

Move your mouse over any or symbols for remediation hints.

Want a second opinion? Test NLM.GOV at dnsviz.net.

DNSSEC Analyzer

↓ Advanced options ↑ Advanced options

Trust Anchor:
Name Servers: