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DNSViz: A DNS visualization tool

tmdbhouse.gov

DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Bogus (2)
  • tmdbhouse.gov/NS
  • tmdbhouse.gov/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (7)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 42351)
  • gov/DNSKEY (alg 8, id 27306)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)
  • tmdbhouse.gov/DS (alg 13, id 39655)
Non_existent (1)
  • tmdbhouse.gov/DNSKEY (alg 13, id 39655)

Delegation statusDelegation status

Bogus (1)
  • gov to tmdbhouse.gov
Secure (1)
  • . to gov

NoticesNotices

Errors (11)
  • gov to tmdbhouse.gov: 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. (156.154.64.109, 156.154.65.109, 156.154.66.109, 156.154.67.109, 2001:502:4612::91, 2001:502:f3ff::91, 2610:a1:1014::91, 2610:a1:1015::91, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • gov to tmdbhouse.gov: The DS RRset for the zone included algorithm 13 (ECDSAP256SHA256), but no DS RR matched a DNSKEY with algorithm 13 that signs the zone's DNSKEY RRset. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (156.154.64.109, 156.154.65.109, 156.154.66.109, 156.154.67.109, 2001:502:4612::91, 2001:502:f3ff::91, 2610:a1:1014::91, 2610:a1:1015::91, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • tmdbhouse.gov/NS: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (156.154.64.109, 156.154.65.109, 156.154.66.109, 156.154.67.109, 2001:502:4612::91, 2001:502:f3ff::91, 2610:a1:1014::91, 2610:a1:1015::91, UDP_-_EDNS0_4096_D_KN)
  • tmdbhouse.gov/SOA: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (156.154.64.109, 156.154.65.109, 156.154.66.109, 156.154.67.109, 2001:502:4612::91, 2001:502:f3ff::91, 2610:a1:1014::91, 2610:a1:1015::91, TCP_-_EDNS0_4096_D_N, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN_0x20)
  • tmdbhouse.gov/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
  • tmdbhouse.gov/TXT has errors; select the "Denial of existence" DNSSEC option to see them.
  • tmdbhouse.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • tmdbhouse.gov/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
  • tmdbhouse.gov/MX has errors; select the "Denial of existence" DNSSEC option to see them.
  • g4nhkoqysp.tmdbhouse.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • tmdbhouse.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (4)
  • gov/DS (alg 8, id 7698): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • gov/DS (alg 8, id 7698): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • gov/DS (alg 8, id 7698): 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.
  • gov/DS (alg 8, id 7698): 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