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DNSViz: A DNS visualization tool

jfklibrary.gov

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

RRset statusRRset status

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (6)
  • ./DNSKEY (alg 8, id 11019)
  • ./DNSKEY (alg 8, id 20326)
  • gov/DNSKEY (alg 8, id 40921)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)
  • jfklibrary.gov/DS (alg 8, id 5569)
Non_existent (1)
  • jfklibrary.gov/DNSKEY (alg 8, id 5569)

Delegation statusDelegation status

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

NoticesNotices

Errors (18)
  • gov to jfklibrary.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.
  • jfklibrary.gov zone: The server(s) responded over TCP with a malformed response or with an invalid RCODE. See RFC 1035, Sec. 4.1.1. (192.226.72.66, 192.226.121.66, 2604:85c0:a::e9)
  • jfklibrary.gov zone: The server(s) responded over UDP with a malformed response or with an invalid RCODE. See RFC 1035, Sec. 4.1.1. (192.226.72.66, 192.226.121.66, 2604:85c0:a::e9)
  • jfklibrary.gov zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (2604:85c0:b::e9)
  • jfklibrary.gov/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2604:85c0:b::e9, UDP_-_NOEDNS_)
  • jfklibrary.gov/A: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (192.226.72.66, 192.226.121.66, 2604:85c0:a::e9, UDP_-_EDNS0_4096_D_KN)
  • jfklibrary.gov/AAAA: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (192.226.72.66, 192.226.121.66, 2604:85c0:a::e9, UDP_-_EDNS0_4096_D_KN)
  • jfklibrary.gov/DNSKEY: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (192.226.72.66, 192.226.121.66, 2604:85c0:a::e9, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • jfklibrary.gov/MX: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (192.226.72.66, 192.226.121.66, 2604:85c0:a::e9, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • jfklibrary.gov/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2604:85c0:b::e9, UDP_-_NOEDNS_)
  • jfklibrary.gov/NS: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (192.226.72.66, 192.226.121.66, 2604:85c0:a::e9, UDP_-_EDNS0_4096_D_KN)
  • jfklibrary.gov/NSEC3PARAM: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (192.226.72.66, 192.226.121.66, 2604:85c0:a::e9, UDP_-_EDNS0_4096_D_KN)
  • jfklibrary.gov/SOA: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (192.226.72.66, 192.226.121.66, 2604:85c0:a::e9, TCP_-_EDNS0_4096_D_N)
  • jfklibrary.gov/SOA: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (192.226.72.66, 192.226.121.66, 2604:85c0:a::e9, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN_0x20)
  • jfklibrary.gov/TXT: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (192.226.72.66, 192.226.121.66, 2604:85c0:a::e9, UDP_-_EDNS0_4096_D_KN)
  • jfklibrary.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • kmfns1i9ut.jfklibrary.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • jfklibrary.gov/DNSKEY has errors; 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