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DNSViz: A DNS visualization tool

istac.gov

Updated: 2021-09-12 10:05:33 UTC (1166 days ago) Update now
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DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Secure (4)
  • istac.gov/MX
  • istac.gov/NS
  • istac.gov/NSEC3PARAM
  • istac.gov/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (10)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 26838)
  • gov/DNSKEY (alg 8, id 57735)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)
  • istac.gov/DNSKEY (alg 8, id 50008)
  • istac.gov/DNSKEY (alg 8, id 57016)
  • istac.gov/DNSKEY (alg 8, id 57894)
  • istac.gov/DS (alg 8, id 57016)
  • istac.gov/DS (alg 8, id 57016)

Delegation statusDelegation status

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

NoticesNotices

Errors (5)
  • istac.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • istac.gov/TXT has errors; select the "Denial of existence" DNSSEC option to see them.
  • istac.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • 190rwqno6c.istac.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • istac.gov/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (9)
  • istac.gov/DS (alg 8, id 57016): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • istac.gov/DS (alg 8, id 57016): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • istac.gov/DS (alg 8, id 57016): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset. See RFC 4509, Sec. 3.
  • istac.gov/DS (alg 8, id 57016): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset. See RFC 4509, Sec. 3.
  • istac.gov/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • istac.gov/TXT has warnings; select the "Denial of existence" DNSSEC option to see them.
  • istac.gov/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
  • 190rwqno6c.istac.gov/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • istac.gov/AAAA 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