View on GitHub

DNSViz: A DNS visualization tool

dfas.mil

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

RRset statusRRset status

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (7)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 951)
  • dfas.mil/DS (alg 8, id 44764)
  • mil/DNSKEY (alg 8, id 53035)
  • mil/DNSKEY (alg 8, id 62470)
  • mil/DNSKEY (alg 8, id 8715)
  • mil/DS (alg 8, id 62470)
Non_existent (1)
  • dfas.mil/DNSKEY (alg 8, id 44764)

Delegation statusDelegation status

Bogus (1)
  • mil to dfas.mil
Secure (1)
  • . to mil

NoticesNotices

Errors (7)
  • dfas.mil zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (204.34.89.139, 204.34.97.19)
  • dfas.mil zone: There was an error resolving the following NS name(s) to address(es): dzu15.dfas.mil, dzu5.dfas.mil
  • dfas.mil/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (204.34.89.139, 204.34.97.19, UDP_-_NOEDNS_)
  • dfas.mil/DS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (199.252.154.234, UDP_-_NOEDNS_)
  • dfas.mil/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (199.252.154.234, 204.34.89.139, 204.34.97.19, UDP_-_NOEDNS_)
  • mil to dfas.mil: 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. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11.
  • dfas.mil/DS has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (4)
  • dfas.mil/DS (alg 8, id 44764): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • dfas.mil/DS (alg 8, id 44764): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • dfas.mil/DS (alg 8, id 44764): 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.
  • dfas.mil/DS (alg 8, id 44764): 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.

DNSKEY legend

Full legend
SEP bit setSEP bit set
Revoke bit setRevoke bit set
Trust anchorTrust anchor
Download: png | svg
Warning JavaScript is required to make the graph below interactive.
DNSSEC authentication graph