View on GitHub

DNSViz: A DNS visualization tool

nrc.gov

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

RRset statusRRset status

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

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (13)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 26116)
  • gov/DNSKEY (alg 8, id 15489)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)
  • nrc.gov/DNSKEY (alg 8, id 55441)
  • nrc.gov/DNSKEY (alg 8, id 56343)
  • nrc.gov/DNSKEY (alg 8, id 56512)
  • nrc.gov/DS (alg 8, id 55441)
  • nrc.gov/DS (alg 8, id 55441)
  • nrc.gov/DS (alg 8, id 56512)
  • nrc.gov/DS (alg 8, id 56512)

Delegation statusDelegation status

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

NoticesNotices

Errors (3)
  • nrc.gov zone: The server(s) were not responsive to queries over UDP. (2001:49f0:d064:6:1000::187)
  • nrc.gov/A: No response was received from the server over UDP (tried 12 times). (2001:49f0:d064:6:1000::187, UDP_-_NOEDNS_)
  • nrc.gov/NS: No response was received from the server over UDP (tried 12 times). (2001:49f0:d064:6:1000::187, UDP_-_NOEDNS_)
Warnings (14)
  • gov to nrc.gov: Authoritative AAAA records exist for ns1.nrc.gov, but there are no corresponding AAAA glue records.
  • gov to nrc.gov: Authoritative AAAA records exist for ns2.nrc.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.
  • nrc.gov/DS (alg 8, id 55441): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • nrc.gov/DS (alg 8, id 55441): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • nrc.gov/DS (alg 8, id 55441): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.
  • nrc.gov/DS (alg 8, id 55441): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.
  • nrc.gov/DS (alg 8, id 56512): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • nrc.gov/DS (alg 8, id 56512): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • nrc.gov/DS (alg 8, id 56512): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.
  • nrc.gov/DS (alg 8, id 56512): 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
Download: png | svg
Warning JavaScript is required to make the graph below interactive.
DNSSEC authentication graph