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DNSViz: A DNS visualization tool

coronavirus.gov

Updated: 2020-03-13 17:16:54 UTC (928 days ago) Update now
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DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (4)
  • coronavirus.gov/A
  • coronavirus.gov/AAAA
  • coronavirus.gov/NS
  • coronavirus.gov/SOA
Secure (1)
  • gov/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Insecure (3)
  • coronavirus.gov/DNSKEY (alg 13, id 5288)
  • coronavirus.gov/DNSKEY (alg 13, id 62193)
  • coronavirus.gov/DNSKEY (alg 13, id 64693)
Secure (7)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 33853)
  • NSEC3 proving non-existence of coronavirus.gov/DS
  • gov/DNSKEY (alg 8, id 36558)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)

Delegation statusDelegation status

Insecure (1)
  • gov to coronavirus.gov
Secure (1)
  • . to gov

NoticesNotices

Errors (1)
  • gov zone: The server(s) were not responsive to queries over UDP. (2620:74:29::2:30)
Warnings (4)
  • 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.

DNSKEY legend

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