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DNSViz: A DNS visualization tool

hudoig.gov

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

RRset statusRRset status

Secure (6)
  • hudoig.gov/A
  • hudoig.gov/MX
  • hudoig.gov/NS
  • hudoig.gov/NSEC3PARAM
  • hudoig.gov/SOA
  • hudoig.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (10)
  • ./DNSKEY (alg 8, id 20038)
  • ./DNSKEY (alg 8, id 20326)
  • gov/DNSKEY (alg 13, id 2536)
  • gov/DNSKEY (alg 13, id 35496)
  • gov/DS (alg 13, id 2536)
  • hudoig.gov/DNSKEY (alg 13, id 26316)
  • hudoig.gov/DNSKEY (alg 13, id 7012)
  • hudoig.gov/DS (alg 13, id 7012)
  • hudoig.gov/DS (alg 13, id 7012)
  • hudoig.gov/DS (alg 7, id 50400)
Non_existent (1)
  • hudoig.gov/DNSKEY (alg 7, id 50400)

Delegation statusDelegation status

Secure (2)
  • . to gov
  • gov to hudoig.gov

NoticesNotices

Errors (18)
  • gov to hudoig.gov: The DS RRset for the zone included algorithm 7 (RSASHA1NSEC3SHA1), but no DS RR matched a DNSKEY with algorithm 7 that signs the zone's DNSKEY RRset. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (23.144.88.13, 23.144.88.140, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • hudoig.gov zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (104.245.170.117)
  • hudoig.gov/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (104.245.170.117, UDP_-_NOEDNS_)
  • hudoig.gov/A: The DS RRset for the zone included algorithm 7 (RSASHA1NSEC3SHA1), but no RRSIG with algorithm 7 covering the RRset was returned in the response. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (23.144.88.13, 23.144.88.140, UDP_-_EDNS0_4096_D_KN)
  • hudoig.gov/DNSKEY (alg 13, id 26316): The DS RRset for the zone included algorithm 7 (RSASHA1NSEC3SHA1), but no RRSIG with algorithm 7 covering the RRset was returned in the response. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (23.144.88.13, 23.144.88.140, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • hudoig.gov/DNSKEY (alg 13, id 7012): The DS RRset for the zone included algorithm 7 (RSASHA1NSEC3SHA1), but no RRSIG with algorithm 7 covering the RRset was returned in the response. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (23.144.88.13, 23.144.88.140, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • hudoig.gov/MX: The DS RRset for the zone included algorithm 7 (RSASHA1NSEC3SHA1), but no RRSIG with algorithm 7 covering the RRset was returned in the response. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (23.144.88.13, 23.144.88.140, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • hudoig.gov/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (104.245.170.117, UDP_-_NOEDNS_)
  • hudoig.gov/NS: The DS RRset for the zone included algorithm 7 (RSASHA1NSEC3SHA1), but no RRSIG with algorithm 7 covering the RRset was returned in the response. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (23.144.88.13, 23.144.88.140, UDP_-_EDNS0_4096_D_KN)
  • hudoig.gov/NSEC3PARAM: The DS RRset for the zone included algorithm 7 (RSASHA1NSEC3SHA1), but no RRSIG with algorithm 7 covering the RRset was returned in the response. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (23.144.88.13, 23.144.88.140, UDP_-_EDNS0_4096_D_KN)
  • hudoig.gov/SOA: The DS RRset for the zone included algorithm 7 (RSASHA1NSEC3SHA1), but no RRSIG with algorithm 7 covering the RRset was returned in the response. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (23.144.88.13, 23.144.88.140, TCP_-_EDNS0_4096_D_N, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN_0x20)
  • hudoig.gov/TXT: The DS RRset for the zone included algorithm 7 (RSASHA1NSEC3SHA1), but no RRSIG with algorithm 7 covering the RRset was returned in the response. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (23.144.88.13, 23.144.88.140, UDP_-_EDNS0_4096_D_KN)
  • hudoig.gov/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
  • hudoig.gov/CDS has errors; select the "Denial of existence" DNSSEC option to see them.
  • ipbkz.qnmad.hudoig.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • hudoig.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • hudoig.gov/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
  • hudoig.gov/CDNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (8)
  • ./DNSKEY (alg 8, id 20038): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (2001:500:2f::f, UDP_-_EDNS0_4096_D_KN)
  • ./DNSKEY (alg 8, id 20326): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (2001:500:2f::f, UDP_-_EDNS0_4096_D_KN)
  • ./DNSKEY: The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (2001:500:2f::f, UDP_-_EDNS0_512_D_KN)
  • gov to hudoig.gov: The glue address(es) for ns1.hudoig.gov (104.245.170.117) differed from its authoritative address(es) (23.144.88.13). See RFC 1034, Sec. 4.2.2.
  • hudoig.gov/DS (alg 13, id 7012): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • hudoig.gov/DS (alg 13, id 7012): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • hudoig.gov/DS (alg 13, id 7012): 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.
  • hudoig.gov/DS (alg 13, id 7012): 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
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DNSSEC authentication graph