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DNSViz: A DNS visualization tool

nih.gov

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

RRset statusRRset status

Secure (5)
  • nih.gov/A
  • nih.gov/MX
  • nih.gov/NS
  • nih.gov/SOA
  • nih.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (9)
  • ./DNSKEY (alg 8, id 14631)
  • ./DNSKEY (alg 8, id 20326)
  • gov/DNSKEY (alg 8, id 48498)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)
  • nih.gov/DNSKEY (alg 7, id 18384)
  • nih.gov/DNSKEY (alg 7, id 24464)
  • nih.gov/DS (alg 7, id 18384)
  • nih.gov/DS (alg 7, id 18384)

Delegation statusDelegation status

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

NoticesNotices

Warnings (17)
  • RRSIG nih.gov/A alg 7, id 24464: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1).
  • RRSIG nih.gov/DNSKEY alg 7, id 18384: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1).
  • RRSIG nih.gov/DNSKEY alg 7, id 18384: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1).
  • RRSIG nih.gov/DNSKEY alg 7, id 24464: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1).
  • RRSIG nih.gov/DNSKEY alg 7, id 24464: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1).
  • RRSIG nih.gov/MX alg 7, id 24464: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1).
  • RRSIG nih.gov/NS alg 7, id 24464: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1).
  • RRSIG nih.gov/SOA alg 7, id 24464: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1).
  • RRSIG nih.gov/TXT alg 7, id 24464: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1).
  • gov to nih.gov: Authoritative AAAA records exist for ns.nih.gov, but there are no corresponding AAAA glue records.
  • gov to nih.gov: Authoritative AAAA records exist for ns2.nih.gov, but there are no corresponding AAAA glue records.
  • gov to nih.gov: Authoritative AAAA records exist for ns3.nih.gov, but there are no corresponding AAAA glue records.
  • nih.gov/DS (alg 7, id 18384): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • nih.gov/DS (alg 7, id 18384): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • nih.gov/DS (alg 7, id 18384): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.
  • nih.gov/DS (alg 7, id 18384): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.
  • nih.gov/TXT: No response was received until the UDP payload size was decreased, indicating that the server might be attempting to send a payload that exceeds the path maximum transmission unit (PMTU) size. (2607:f220:404:101::80e7:80fb, 2607:f220:418:4101::80e7:401, UDP_-_EDNS0_4096_D_KN)

DNSKEY legend

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