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DNSViz: A DNS visualization tool

tva.gov

DNSSEC options (hide)
  1. |?|
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Bogus (1)
  • tva.gov/A
Secure (6)
  • tva.gov/A
  • tva.gov/A
  • tva.gov/MX
  • tva.gov/NS
  • tva.gov/SOA
  • tva.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (9)
  • ./DNSKEY (alg 8, id 14631)
  • ./DNSKEY (alg 8, id 20326)
  • gov/DNSKEY (alg 8, id 48498)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)
  • tva.gov/DNSKEY (alg 7, id 13830)
  • tva.gov/DNSKEY (alg 7, id 15212)
  • tva.gov/DS (alg 7, id 13830)
  • tva.gov/DS (alg 7, id 13830)

Delegation statusDelegation status

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

NoticesNotices

Errors (13)
  • gov to tva.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. (2.22.230.67, 23.211.132.64, 95.100.175.64, 95.101.36.66, 96.7.49.64, 193.108.91.47, 2600:1401:2::2f, 2600:1406:1b::40, 2600:1408:1c::40, 2600:1480:800::43, 2a02:26f0:67::40, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • gov to tva.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. (2.22.230.67, 23.211.132.64, 95.100.175.64, 95.101.36.66, 96.7.49.64, 193.108.91.47, 2600:1401:2::2f, 2600:1406:1b::40, 2600:1408:1c::40, 2600:1480:800::43, 2a02:26f0:67::40, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • tva.gov/A: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (2.22.230.67, 23.211.132.64, 95.100.175.64, 95.101.36.66, 96.7.49.64, 193.108.91.47, 2600:1401:2::2f, 2600:1406:1b::40, 2600:1408:1c::40, 2600:1480:800::43, 2a02:26f0:67::40, UDP_-_EDNS0_4096_D_KN)
  • tva.gov/DNSKEY (alg 7, id 13830): The DNSKEY RR was not found in the DNSKEY RRset returned by one or more servers. (2.22.230.67, 23.211.132.64, 95.100.175.64, 95.101.36.66, 96.7.49.64, 193.108.91.47, 2600:1401:2::2f, 2600:1406:1b::40, 2600:1408:1c::40, 2600:1480:800::43, 2a02:26f0:67::40, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • tva.gov/DNSKEY (alg 7, id 15212): The DNSKEY RR was not found in the DNSKEY RRset returned by one or more servers. (2.22.230.67, 23.211.132.64, 95.100.175.64, 95.101.36.66, 96.7.49.64, 193.108.91.47, 2600:1401:2::2f, 2600:1406:1b::40, 2600:1408:1c::40, 2600:1480:800::43, 2a02:26f0:67::40, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • tva.gov/MX: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (2.22.230.67, 23.211.132.64, 95.100.175.64, 95.101.36.66, 96.7.49.64, 193.108.91.47, 2600:1401:2::2f, 2600:1406:1b::40, 2600:1408:1c::40, 2600:1480:800::43, 2a02:26f0:67::40, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • tva.gov/NS: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (2.22.230.67, 23.211.132.64, 95.100.175.64, 95.101.36.66, 96.7.49.64, 193.108.91.47, 2600:1401:2::2f, 2600:1406:1b::40, 2600:1408:1c::40, 2600:1480:800::43, 2a02:26f0:67::40, UDP_-_EDNS0_4096_D_KN)
  • tva.gov/SOA: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (2.22.230.67, 23.211.132.64, 95.100.175.64, 95.101.36.66, 96.7.49.64, 193.108.91.47, 2600:1401:2::2f, 2600:1406:1b::40, 2600:1408:1c::40, 2600:1480:800::43, 2a02:26f0:67::40, TCP_-_EDNS0_4096_D_N, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN_0x20)
  • tva.gov/TXT: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (2.22.230.67, 23.211.132.64, 95.100.175.64, 95.101.36.66, 96.7.49.64, 193.108.91.47, 2600:1401:2::2f, 2600:1406:1b::40, 2600:1408:1c::40, 2600:1480:800::43, 2a02:26f0:67::40, UDP_-_EDNS0_4096_D_KN)
  • tva.gov/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
  • tva.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • tva.gov/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
  • 0c7o9u14ye.tva.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (26)
  • RRSIG tva.gov/A alg 7, id 15212: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG tva.gov/A alg 7, id 15212: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG tva.gov/DNSKEY alg 7, id 13830: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG tva.gov/DNSKEY alg 7, id 13830: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG tva.gov/DNSKEY alg 7, id 13830: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG tva.gov/DNSKEY alg 7, id 13830: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG tva.gov/DNSKEY alg 7, id 15212: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG tva.gov/DNSKEY alg 7, id 15212: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG tva.gov/DNSKEY alg 7, id 15212: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG tva.gov/DNSKEY alg 7, id 15212: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG tva.gov/MX alg 7, id 15212: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG tva.gov/MX alg 7, id 15212: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG tva.gov/NS alg 7, id 15212: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG tva.gov/NS alg 7, id 15212: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG tva.gov/SOA alg 7, id 15212: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG tva.gov/SOA alg 7, id 15212: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG tva.gov/TXT alg 7, id 15212: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG tva.gov/TXT alg 7, id 15212: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • tva.gov/DS (alg 7, id 13830): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • tva.gov/DS (alg 7, id 13830): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • tva.gov/DS (alg 7, id 13830): 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.
  • tva.gov/DS (alg 7, id 13830): 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.
  • tva.gov/AAAA has warnings; select the "Denial of existence" DNSSEC option to see them.
  • tva.gov/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
  • tva.gov/DNSKEY has warnings; select the "Denial of existence" DNSSEC option to see them.
  • 0c7o9u14ye.tva.gov/A 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