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DNSViz: A DNS visualization tool

dtic.mil

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

RRset statusRRset status

Insecure (5)
  • dtic.mil/A
  • dtic.mil/MX
  • dtic.mil/NS
  • dtic.mil/SOA
  • dtic.mil/TXT
Secure (1)
  • mil/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Insecure (2)
  • dtic.mil/DNSKEY (alg 13, id 33031)
  • dtic.mil/DNSKEY (alg 13, id 4528)
Secure (8)
  • ./DNSKEY (alg 8, id 11019)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 60955)
  • NSEC3 proving non-existence of dtic.mil/DS
  • mil/DNSKEY (alg 8, id 40318)
  • mil/DNSKEY (alg 8, id 62470)
  • mil/DNSKEY (alg 8, id 62514)
  • mil/DS (alg 8, id 62470)

Delegation statusDelegation status

Insecure (1)
  • mil to dtic.mil
Secure (1)
  • . to mil

NoticesNotices

Errors (7)
  • NSEC3 proving non-existence of dtic.mil/DS: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
  • NSEC3 proving non-existence of dtic.mil/DS: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
  • dtic.mil/DNSKEY: No response was received from the server over UDP (tried 4 times). See RFC 1035, Sec. 4.2. (2608:140:c:157::235, UDP_-_EDNS0_512_D_KN)
  • dtic.mil/DS has errors; select the "Denial of existence" DNSSEC option to see them.
  • dtic.mil/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
  • dtic.mil/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
  • dtic.mil/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (5)
  • NSEC3 proving non-existence of dtic.mil/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
  • NSEC3 proving non-existence of dtic.mil/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
  • dtic.mil/A: No response was received from the server over UDP (tried 7 times) until the NSID EDNS option was removed (however, this server appeared to respond legitimately to other queries with the NSID EDNS option present). See RFC 6891, Sec. 6.1.2. (199.252.157.235, UDP_-_EDNS0_4096_D_KN)
  • dtic.mil/SOA: No response was received until the UDP payload size was decreased, indicating that the server might be attempting to send a payload that exceeds the path maximum transmission unit (PMTU) size. See RFC 6891, Sec. 6.2.6. (199.252.180.243, UDP_-_EDNS0_4096_D_KN)
  • dtic.mil/DS 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