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DNSViz: A DNS visualization tool

dodig.mil

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

RRset statusRRset status

Secure (5)
  • dodig.mil/MX
  • dodig.mil/NS
  • dodig.mil/NSEC3PARAM
  • dodig.mil/SOA
  • dodig.mil/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (12)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 26838)
  • dodig.mil/DNSKEY (alg 8, id 27982)
  • dodig.mil/DNSKEY (alg 8, id 39231)
  • dodig.mil/DNSKEY (alg 8, id 63739)
  • dodig.mil/DS (alg 8, id 63739)
  • dodig.mil/DS (alg 8, id 63739)
  • mil/DNSKEY (alg 8, id 39879)
  • mil/DNSKEY (alg 8, id 51349)
  • mil/DNSKEY (alg 8, id 9498)
  • mil/DS (alg 8, id 51349)
  • mil/DS (alg 8, id 51349)

Delegation statusDelegation status

Secure (2)
  • . to mil
  • mil to dodig.mil

NoticesNotices

Errors (5)
  • dodig.mil/MX: No response was received from the server over UDP (tried 4 times). See RFC 1035, Sec. 4.2. (199.252.47.11, 214.14.133.11, UDP_-_EDNS0_512_D_KN)
  • dodig.mil/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • 0aug6skp1q.dodig.mil/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • dodig.mil/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • dodig.mil/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (22)
  • dodig.mil/DNSKEY (alg 8, id 27982): No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed (however, this server appeared to respond legitimately to other queries with the COOKIE EDNS option present). See RFC 6891, Sec. 6.1.2. (199.252.47.75, UDP_-_EDNS0_4096_D_KN)
  • dodig.mil/DNSKEY (alg 8, id 39231): No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed (however, this server appeared to respond legitimately to other queries with the COOKIE EDNS option present). See RFC 6891, Sec. 6.1.2. (199.252.47.75, UDP_-_EDNS0_4096_D_KN)
  • dodig.mil/DNSKEY (alg 8, id 63739): No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed (however, this server appeared to respond legitimately to other queries with the COOKIE EDNS option present). See RFC 6891, Sec. 6.1.2. (199.252.47.75, UDP_-_EDNS0_4096_D_KN)
  • dodig.mil/DS (alg 8, id 63739): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • dodig.mil/DS (alg 8, id 63739): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • dodig.mil/DS (alg 8, id 63739): 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.
  • dodig.mil/DS (alg 8, id 63739): 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.
  • dodig.mil/SOA: No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed (however, this server appeared to respond legitimately to other queries with the COOKIE EDNS option present). See RFC 6891, Sec. 6.1.2. (199.252.47.11, 199.252.47.75, 214.14.133.11, UDP_-_EDNS0_4096_D_KN_0x20)
  • dodig.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. (199.252.47.11, 199.252.47.75, 214.14.133.11, UDP_-_EDNS0_4096_D_KN)
  • mil/DS (alg 8, id 51349): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • mil/DS (alg 8, id 51349): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • mil/DS (alg 8, id 51349): 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.
  • mil/DS (alg 8, id 51349): 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.
  • mil/DS (alg 8, id 51349): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (192.5.5.241, UDP_-_EDNS0_4096_D_KN)
  • mil/DS (alg 8, id 51349): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (192.5.5.241, UDP_-_EDNS0_4096_D_KN)
  • mil/DS (alg 8, id 51349): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (192.5.5.241, UDP_-_EDNS0_4096_D_KN)
  • mil/DS (alg 8, id 51349): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (192.5.5.241, UDP_-_EDNS0_4096_D_KN)
  • dodig.mil/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
  • dodig.mil/DNSKEY has warnings; select the "Denial of existence" DNSSEC option to see them.
  • 0aug6skp1q.dodig.mil/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • dodig.mil/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • dodig.mil/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