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DNSViz: A DNS visualization tool

nlm.gov

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DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
  7. |?|
Notices
DNSSEC Authentication Chain

RRset statusRRset status

Secure (6)
  • nlm.gov/A
  • nlm.gov/AAAA
  • nlm.gov/MX
  • nlm.gov/NS
  • nlm.gov/SOA
  • nlm.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (10)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 46594)
  • gov/DNSKEY (alg 8, id 26665)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)
  • nlm.gov/DNSKEY (alg 7, id 45658)
  • nlm.gov/DNSKEY (alg 7, id 63212)
  • nlm.gov/DS (alg 7, id 45658)
  • nlm.gov/DS (alg 7, id 45658)

Delegation statusDelegation status

Secure (2)
  • . to gov
  • gov to nlm.gov

NoticesNotices

Errors (10)
  • nlm.gov zone: The server(s) responded over TCP with a malformed response or with an invalid RCODE. (140.142.5.5, 2607:4000:200:42::5)
  • nlm.gov zone: The server(s) responded over UDP with a malformed response or with an invalid RCODE. (140.142.5.5, 2607:4000:200:42::5)
  • nlm.gov/A: The response had an invalid RCODE (SERVFAIL). (140.142.5.5, 2607:4000:200:42::5, UDP_-_NOEDNS_)
  • nlm.gov/AAAA: The response had an invalid RCODE (SERVFAIL). (140.142.5.5, 2607:4000:200:42::5, UDP_-_NOEDNS_)
  • nlm.gov/DNSKEY: The response had an invalid RCODE (SERVFAIL). (140.142.5.5, 2607:4000:200:42::5, UDP_-_EDNS0_512_D_K, UDP_-_NOEDNS_)
  • nlm.gov/MX: The response had an invalid RCODE (SERVFAIL). (140.142.5.5, 2607:4000:200:42::5, UDP_-_EDNS0_512_D_K, UDP_-_NOEDNS_)
  • nlm.gov/NS: The response had an invalid RCODE (SERVFAIL). (140.142.5.5, 2607:4000:200:42::5, UDP_-_NOEDNS_)
  • nlm.gov/SOA: The response had an invalid RCODE (SERVFAIL). (140.142.5.5, 2607:4000:200:42::5, TCP_-_NOEDNS_)
  • nlm.gov/SOA: The response had an invalid RCODE (SERVFAIL). (140.142.5.5, 2607:4000:200:42::5, UDP_-_NOEDNS_, UDP_-_NOEDNS__0x20)
  • nlm.gov/TXT: The response had an invalid RCODE (SERVFAIL). (140.142.5.5, 2607:4000:200:42::5, UDP_-_NOEDNS_)
Warnings (20)
  • RRSIG nlm.gov/A alg 7, id 63212: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1).
  • RRSIG nlm.gov/AAAA alg 7, id 63212: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1).
  • RRSIG nlm.gov/DNSKEY alg 7, id 45658: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1).
  • RRSIG nlm.gov/DNSKEY alg 7, id 45658: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1).
  • RRSIG nlm.gov/DNSKEY alg 7, id 63212: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1).
  • RRSIG nlm.gov/DNSKEY alg 7, id 63212: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1).
  • RRSIG nlm.gov/MX alg 7, id 63212: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1).
  • RRSIG nlm.gov/NS alg 7, id 63212: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1).
  • RRSIG nlm.gov/SOA alg 7, id 63212: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1).
  • RRSIG nlm.gov/TXT alg 7, id 63212: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1).
  • gov to nlm.gov: Authoritative AAAA records exist for lhcns1.nlm.nih.gov, but there are no corresponding AAAA glue records.
  • gov to nlm.gov: Authoritative AAAA records exist for lhcns2.nlm.nih.gov, but there are no corresponding AAAA glue records.
  • gov/DS (alg 8, id 7698): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • gov/DS (alg 8, id 7698): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • gov/DS (alg 8, id 7698): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.
  • gov/DS (alg 8, id 7698): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.
  • nlm.gov/DS (alg 7, id 45658): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • nlm.gov/DS (alg 7, id 45658): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • nlm.gov/DS (alg 7, id 45658): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.
  • nlm.gov/DS (alg 7, id 45658): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.

DNSKEY legend

Full legend
SEP bit setSEP bit set
Revoke bit setRevoke bit set
Trust anchorTrust anchor
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DNSSEC authentication graph