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DNSViz: A DNS visualization tool

usa.gov

DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
  7. |?|
  8. |?|
  9. |?|
  10. |?|
Notices
DNSSEC Authentication Chain

RRset statusRRset status

Secure (6)
  • usa.gov/A
  • usa.gov/AAAA
  • usa.gov/NS
  • usa.gov/NSEC3PARAM
  • usa.gov/SOA
  • usa.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)
  • gov/DNSKEY (alg 8, id 24250)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)
  • usa.gov/DNSKEY (alg 8, id 20151)
  • usa.gov/DNSKEY (alg 8, id 34284)
  • usa.gov/DNSKEY (alg 8, id 53416)
  • usa.gov/DS (alg 8, id 53416)

Delegation statusDelegation status

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

NoticesNotices

Errors (11)
  • 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)
  • usa.gov zone: The server(s) were not responsive to queries over TCP. See RFC 1035, Sec. 4.2. (13.248.142.184, 13.248.144.182, 13.248.149.147, 76.223.9.162, 76.223.24.135, 2600:1f16:8f2:d500::4)
  • usa.gov zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (2600:1f14:653:bb00:1::, 2600:1f14:653:bb00:b24e:739c:b87d:8fee, 2600:1f16:8f2:d500:1::)
  • usa.gov/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2600:1f14:653:bb00:1::, 2600:1f16:8f2:d500:1::, UDP_-_NOEDNS_)
  • usa.gov/A: The UDP connection was refused (ECONNREFUSED). See RFC 1035, Sec. 4.2. (2600:1f14:653:bb00:b24e:739c:b87d:8fee, UDP_-_EDNS0_4096_D_KN)
  • usa.gov/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2600:1f14:653:bb00:1::, 2600:1f16:8f2:d500:1::, UDP_-_NOEDNS_)
  • usa.gov/NS: The UDP connection was refused (ECONNREFUSED). See RFC 1035, Sec. 4.2. (2600:1f14:653:bb00:b24e:739c:b87d:8fee, UDP_-_EDNS0_4096_D_N)
  • usa.gov/SOA: No response was received from the server over TCP (tried 3 times). See RFC 1035, Sec. 4.2. (13.248.142.184, 13.248.144.182, 13.248.149.147, 76.223.9.162, 76.223.24.135, 2600:1f16:8f2:d500::4, TCP_-_EDNS0_4096_D_N)
  • usa.gov/MX has errors; select the "Denial of existence" DNSSEC option to see them.
  • 1cjey9n3dr.usa.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • usa.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (2)
  • gov to usa.gov: The glue address(es) for dns.gsa.gov (2600:1f16:8f2:d500:1::) differed from its authoritative address(es) (2600:1f16:8f2:d500::4). See RFC 1034, Sec. 4.2.2.
  • gov to usa.gov: The glue address(es) for dns4.gsa.gov (2600:1f14:653:bb00:1::) differed from its authoritative address(es) (2600:1f14:653:bb00:b24e:739c:b87d:8fee). See RFC 1034, Sec. 4.2.2.

DNSKEY legend

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