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DNSViz: A DNS visualization tool

usembassy.gov

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

RRset statusRRset status

Secure (6)
  • usembassy.gov/A
  • usembassy.gov/AAAA
  • usembassy.gov/MX
  • usembassy.gov/NS
  • usembassy.gov/SOA
  • usembassy.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (10)
  • ./DNSKEY (alg 8, id 1518)
  • ./DNSKEY (alg 8, id 19036)
  • ./DNSKEY (alg 8, id 62530)
  • gov/DNSKEY (alg 8, id 42029)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)
  • usembassy.gov/DNSKEY (alg 7, id 48291)
  • usembassy.gov/DNSKEY (alg 7, id 62912)
  • usembassy.gov/DS (alg 7, id 48291)
  • usembassy.gov/DS (alg 7, id 9084)
Non_existent (1)
  • usembassy.gov/DNSKEY (alg 7, id 9084)

Delegation statusDelegation status

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

NoticesNotices

Errors (5)
  • gov to usembassy.gov: No valid RRSIGs made by a key corresponding to a DS RR were found covering the DNSKEY RRset, resulting in no secure entry point (SEP) into the zone. (63.150.72.4, 66.165.177.91, 69.195.241.6, 208.44.130.120, 2001:428::5, 2001:428::6, 2001:4868:108:1:223:8bff:fea9:dbf8, UDP_-_EDNS0_4096_D)
  • gov to usembassy.gov: The DS RRset for the zone included algorithm 7 (RSASHA1NSEC3SHA1), but no DS RR matched a DNSKEY with algorithm 7 that signs the zone's DNSKEY RRset. (63.150.72.4, 66.165.177.91, 69.195.241.6, 208.44.130.120, 2001:428::5, 2001:428::6, 2001:4868:108:1:223:8bff:fea9:dbf8, UDP_-_EDNS0_4096_D)
  • usembassy.gov zone: The server(s) were not responsive to queries over UDP. (2001:4868:155:2:72ca:9bff:fece:6442)
  • usembassy.gov/A: No response was received from the server over UDP (tried 8 times). (2001:4868:155:2:72ca:9bff:fece:6442, UDP_-_NOEDNS_)
  • usembassy.gov/NS: No response was received from the server over UDP (tried 8 times). (2001:4868:155:2:72ca:9bff:fece:6442, UDP_-_NOEDNS_)

DNSKEY legend

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