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DNSViz: A DNS visualization tool

health.mil

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

RRset statusRRset status

Bogus (1)
  • health.mil/NS
Secure (8)
  • health.mil/A
  • health.mil/MX
  • health.mil/NS
  • health.mil/NSEC3PARAM
  • health.mil/SOA
  • health.mil/SOA
  • health.mil/SOA
  • health.mil/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (13)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 30903)
  • health.mil/DNSKEY (alg 8, id 1050)
  • health.mil/DNSKEY (alg 8, id 11565)
  • health.mil/DNSKEY (alg 8, id 13909)
  • health.mil/DNSKEY (alg 8, id 15228)
  • health.mil/DNSKEY (alg 8, id 56419)
  • health.mil/DS (alg 8, id 56419)
  • health.mil/DS (alg 8, id 56419)
  • mil/DNSKEY (alg 8, id 16801)
  • mil/DNSKEY (alg 8, id 29059)
  • mil/DNSKEY (alg 8, id 49404)
  • mil/DS (alg 8, id 16801)

Delegation statusDelegation status

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

NoticesNotices

Errors (4)
  • health.mil/NS: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (214.2.214.178, 214.2.215.178, UDP_-_EDNS0_4096_D_KN)
  • health.mil/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • w6v5rfy2l1.health.mil/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • health.mil/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (16)
  • health.mil/DNSKEY (alg 8, id 1050): 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. (214.2.215.178, UDP_-_EDNS0_4096_D_KN)
  • health.mil/DNSKEY (alg 8, id 11565): 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. (214.2.215.178, UDP_-_EDNS0_4096_D_KN)
  • health.mil/DNSKEY (alg 8, id 13909): 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. (214.2.215.178, UDP_-_EDNS0_4096_D_KN)
  • health.mil/DNSKEY (alg 8, id 15228): 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. (214.2.215.178, UDP_-_EDNS0_4096_D_KN)
  • health.mil/DNSKEY (alg 8, id 56419): 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. (214.2.215.178, UDP_-_EDNS0_4096_D_KN)
  • health.mil/DS (alg 8, id 56419): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • health.mil/DS (alg 8, id 56419): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • health.mil/DS (alg 8, id 56419): 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.
  • health.mil/DS (alg 8, id 56419): 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.
  • health.mil/MX: 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. (214.2.210.178, UDP_-_EDNS0_4096_D_KN)
  • health.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. (214.2.216.178, UDP_-_EDNS0_4096_D_KN_0x20)
  • mil to health.mil: The following NS name(s) were found in the authoritative NS RRset, but not in the delegation NS RRset (i.e., in the mil zone): ns01-swc-gw.health.mil See RFC 1034, Sec. 4.2.2.
  • health.mil/DNSKEY has warnings; select the "Denial of existence" DNSSEC option to see them.
  • health.mil/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
  • w6v5rfy2l1.health.mil/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • health.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