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DNSViz: A DNS visualization tool

centcom.mil

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

RRset statusRRset status

Bogus (5)
  • centcom.mil/A (NODATA)
  • centcom.mil/NS (NODATA)
  • centcom.mil/NSEC3PARAM (NODATA)
  • centcom.mil/SOA (NODATA)
  • centcom.mil/TXT (NODATA)
Secure (7)
  • centcom.mil/A
  • centcom.mil/NS
  • centcom.mil/NSEC3PARAM
  • centcom.mil/NSEC3PARAM
  • centcom.mil/SOA
  • centcom.mil/SOA
  • centcom.mil/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (11)
  • ./DNSKEY (alg 8, id 18733)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 951)
  • centcom.mil/DNSKEY (alg 8, id 2269)
  • centcom.mil/DNSKEY (alg 8, id 49371)
  • centcom.mil/DS (alg 8, id 2269)
  • centcom.mil/DS (alg 8, id 2269)
  • mil/DNSKEY (alg 8, id 19660)
  • mil/DNSKEY (alg 8, id 57763)
  • mil/DNSKEY (alg 8, id 62470)
  • mil/DS (alg 8, id 62470)

Delegation statusDelegation status

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

NoticesNotices

Errors (20)
  • centcom.mil zone: The following NS name(s) did not resolve to address(es): ns1.centcom.mil
  • centcom.mil/A (NODATA): No NSEC RR(s) were returned to validate the NODATA response. See RFC 4035, Sec. 3.1.3.1, RFC 5155, Sec. 7.2.3, RFC 5155, Sec. 7.2.4. (214.26.71.170, UDP_-_EDNS0_4096_D_KN)
  • centcom.mil/A (NODATA): The NODATA response did not include an SOA record. See RFC 1034, Sec. 4.3.4, RFC 2308, Sec. 2.2. (214.26.71.170, UDP_-_EDNS0_4096_D_KN)
  • centcom.mil/DNSKEY (alg 8, id 2269): The DNSKEY RR was not found in the DNSKEY RRset returned by one or more servers. (214.26.71.170, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • centcom.mil/DNSKEY (alg 8, id 49371): The DNSKEY RR was not found in the DNSKEY RRset returned by one or more servers. (214.26.71.170, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • centcom.mil/NS (NODATA): No NSEC RR(s) were returned to validate the NODATA response. See RFC 4035, Sec. 3.1.3.1, RFC 5155, Sec. 7.2.3, RFC 5155, Sec. 7.2.4. (214.26.71.170, UDP_-_EDNS0_4096_D_KN)
  • centcom.mil/NS (NODATA): The NODATA response did not include an SOA record. See RFC 1034, Sec. 4.3.4, RFC 2308, Sec. 2.2. (214.26.71.170, UDP_-_EDNS0_4096_D_KN)
  • centcom.mil/NSEC3PARAM (NODATA): No NSEC RR(s) were returned to validate the NODATA response. See RFC 4035, Sec. 3.1.3.1, RFC 5155, Sec. 7.2.3, RFC 5155, Sec. 7.2.4. (214.26.71.170, UDP_-_EDNS0_4096_D_KN)
  • centcom.mil/NSEC3PARAM (NODATA): The NODATA response did not include an SOA record. See RFC 1034, Sec. 4.3.4, RFC 2308, Sec. 2.2. (214.26.71.170, UDP_-_EDNS0_4096_D_KN)
  • centcom.mil/SOA (NODATA): No NSEC RR(s) were returned to validate the NODATA response. See RFC 4035, Sec. 3.1.3.1, RFC 5155, Sec. 7.2.3, RFC 5155, Sec. 7.2.4. (214.26.71.170, TCP_-_EDNS0_4096_D_N, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN_0x20)
  • centcom.mil/SOA (NODATA): The NODATA response did not include an SOA record. See RFC 1034, Sec. 4.3.4, RFC 2308, Sec. 2.2. (214.26.71.170, TCP_-_EDNS0_4096_D_N, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN_0x20)
  • centcom.mil/TXT (NODATA): No NSEC RR(s) were returned to validate the NODATA response. See RFC 4035, Sec. 3.1.3.1, RFC 5155, Sec. 7.2.3, RFC 5155, Sec. 7.2.4. (214.26.71.170, UDP_-_EDNS0_4096_D_KN)
  • centcom.mil/TXT (NODATA): The NODATA response did not include an SOA record. See RFC 1034, Sec. 4.3.4, RFC 2308, Sec. 2.2. (214.26.71.170, UDP_-_EDNS0_4096_D_KN)
  • mil to centcom.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. (214.26.71.170, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • mil to centcom.mil: The DS RRset for the zone included algorithm 8 (RSASHA256), but no DS RR matched a DNSKEY with algorithm 8 that signs the zone's DNSKEY RRset. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (214.26.71.170, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • centcom.mil/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
  • centcom.mil/MX has errors; select the "Denial of existence" DNSSEC option to see them.
  • centcom.mil/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
  • fyb3pc70me.centcom.mil/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • centcom.mil/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (13)
  • centcom.mil/DS (alg 8, id 2269): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • centcom.mil/DS (alg 8, id 2269): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • centcom.mil/DS (alg 8, id 2269): 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.
  • centcom.mil/DS (alg 8, id 2269): 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.
  • centcom.mil/DS (alg 8, id 2269): 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. (2608:c184:1:180::234, UDP_-_EDNS0_4096_D_KN)
  • centcom.mil/DS (alg 8, id 2269): 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. (2608:c184:1:180::234, UDP_-_EDNS0_4096_D_KN)
  • centcom.mil/DS (alg 8, id 2269): 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. (2608:c184:1:180::234, UDP_-_EDNS0_4096_D_KN)
  • centcom.mil/DS (alg 8, id 2269): 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. (2608:c184:1:180::234, UDP_-_EDNS0_4096_D_KN)
  • centcom.mil/MX has warnings; select the "Denial of existence" DNSSEC option to see them.
  • fyb3pc70me.centcom.mil/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • centcom.mil/AAAA has warnings; select the "Denial of existence" DNSSEC option to see them.
  • centcom.mil/DS has warnings; select the "Denial of existence" DNSSEC option to see them.
  • centcom.mil/CNAME 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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