View on GitHub

DNSViz: A DNS visualization tool

usna.edu

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

RRset statusRRset status

Bogus (6)
  • usna.edu/A
  • usna.edu/MX
  • usna.edu/NS
  • usna.edu/NSEC3PARAM
  • usna.edu/SOA
  • usna.edu/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Bogus (3)
  • usna.edu/DNSKEY (alg 8, id 44139)
  • usna.edu/DNSKEY (alg 8, id 46816)
  • usna.edu/DNSKEY (alg 8, id 59625)
Secure (6)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 30903)
  • edu/DNSKEY (alg 13, id 30678)
  • edu/DNSKEY (alg 13, id 35663)
  • edu/DS (alg 13, id 35663)
  • usna.edu/DS (alg 8, id 46816)

Delegation statusDelegation status

Bogus (1)
  • edu to usna.edu
Secure (1)
  • . to edu

NoticesNotices

Errors (17)
  • RRSIG usna.edu/A alg 8, id 44139: The Signature Expiration field of the RRSIG RR (2024-03-12 08:54:03+00:00) is 4 hours, 49 minutes in the past. See RFC 4035, Sec. 5.3.1.
  • RRSIG usna.edu/DNSKEY alg 8, id 44139: The Signature Expiration field of the RRSIG RR (2024-03-11 18:33:20+00:00) is 19 hours, 10 minutes in the past. See RFC 4035, Sec. 5.3.1.
  • RRSIG usna.edu/DNSKEY alg 8, id 44139: The Signature Expiration field of the RRSIG RR (2024-03-11 18:33:20+00:00) is 19 hours, 10 minutes in the past. See RFC 4035, Sec. 5.3.1.
  • RRSIG usna.edu/DNSKEY alg 8, id 44139: The Signature Expiration field of the RRSIG RR (2024-03-11 18:33:20+00:00) is 19 hours, 10 minutes in the past. See RFC 4035, Sec. 5.3.1.
  • RRSIG usna.edu/DNSKEY alg 8, id 46816: The Signature Expiration field of the RRSIG RR (2024-03-11 18:33:20+00:00) is 19 hours, 10 minutes in the past. See RFC 4035, Sec. 5.3.1.
  • RRSIG usna.edu/DNSKEY alg 8, id 46816: The Signature Expiration field of the RRSIG RR (2024-03-11 18:33:20+00:00) is 19 hours, 10 minutes in the past. See RFC 4035, Sec. 5.3.1.
  • RRSIG usna.edu/DNSKEY alg 8, id 46816: The Signature Expiration field of the RRSIG RR (2024-03-11 18:33:20+00:00) is 19 hours, 10 minutes in the past. See RFC 4035, Sec. 5.3.1.
  • RRSIG usna.edu/MX alg 8, id 44139: The Signature Expiration field of the RRSIG RR (2024-03-12 08:54:03+00:00) is 4 hours, 49 minutes in the past. See RFC 4035, Sec. 5.3.1.
  • RRSIG usna.edu/NS alg 8, id 44139: The Signature Expiration field of the RRSIG RR (2024-03-12 11:17:11+00:00) is 2 hours, 26 minutes in the past. See RFC 4035, Sec. 5.3.1.
  • RRSIG usna.edu/NSEC3PARAM alg 8, id 44139: The Signature Expiration field of the RRSIG RR (2024-03-12 11:17:11+00:00) is 2 hours, 26 minutes in the past. See RFC 4035, Sec. 5.3.1.
  • RRSIG usna.edu/SOA alg 8, id 44139: The Signature Expiration field of the RRSIG RR (2024-03-12 12:33:13+00:00) is 1 hour, 10 minutes in the past. See RFC 4035, Sec. 5.3.1.
  • RRSIG usna.edu/TXT alg 8, id 44139: The Signature Expiration field of the RRSIG RR (2024-03-12 11:17:11+00:00) is 2 hours, 26 minutes in the past. See RFC 4035, Sec. 5.3.1.
  • edu to usna.edu: 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. (136.160.88.151, 136.160.88.152, UDP_-_EDNS0_4096_D_KN)
  • cwrkv81lq0.usna.edu/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • usna.edu/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
  • usna.edu/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • usna.edu/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (3)
  • cwrkv81lq0.usna.edu/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • usna.edu/AAAA has warnings; select the "Denial of existence" DNSSEC option to see them.
  • usna.edu/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
Download: png | svg
Warning JavaScript is required to make the graph below interactive.
DNSSEC authentication graph