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DNSViz: A DNS visualization tool

cancer.gov

DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
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  8. |?|
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Secure (7)
  • cancer.gov/A
  • cancer.gov/AAAA
  • cancer.gov/MX
  • cancer.gov/NS
  • cancer.gov/NSEC3PARAM
  • cancer.gov/SOA
  • cancer.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (10)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 60955)
  • ./DNSKEY (alg 8, id 951)
  • cancer.gov/DNSKEY (alg 8, id 33774)
  • cancer.gov/DNSKEY (alg 8, id 4419)
  • cancer.gov/DNSKEY (alg 8, id 48514)
  • cancer.gov/DS (alg 8, id 48514)
  • gov/DNSKEY (alg 8, id 24250)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)

Delegation statusDelegation status

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

NoticesNotices

Errors (3)
  • gov zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (2620:74:27::2:30, 2620:74:29::2:30)
  • cancer.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • zlno5ce98v.cancer.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (5)
  • gov to cancer.gov: Authoritative AAAA records exist for ns.nih.gov, but there are no corresponding AAAA glue records. See RFC 1034, Sec. 4.2.2.
  • gov to cancer.gov: Authoritative AAAA records exist for ns2.nih.gov, but there are no corresponding AAAA glue records. See RFC 1034, Sec. 4.2.2.
  • gov to cancer.gov: Authoritative AAAA records exist for ns3.nih.gov, but there are no corresponding AAAA glue records. See RFC 1034, Sec. 4.2.2.
  • cancer.gov/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
  • zlno5ce98v.cancer.gov/A has warnings; select the "Denial of existence" DNSSEC option to see them.

DNSKEY legend

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