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DNSViz: A DNS visualization tool

ford.com

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

RRset statusRRset status

Insecure (5)
  • ford.com/A
  • ford.com/MX
  • ford.com/NS
  • ford.com/SOA
  • ford.com/TXT
Secure (1)
  • com/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (6)
  • ./DNSKEY (alg 8, id 20038)
  • ./DNSKEY (alg 8, id 20326)
  • NSEC3 proving non-existence of ford.com/DS
  • com/DNSKEY (alg 13, id 19718)
  • com/DNSKEY (alg 13, id 59354)
  • com/DS (alg 13, id 19718)

Delegation statusDelegation status

Insecure (1)
  • com to ford.com
Secure (1)
  • . to com

NoticesNotices

Errors (3)
  • ford.com zone: The server(s) were not responsive to queries over TCP. See RFC 1035, Sec. 4.2. (19.12.97.134, 19.12.113.135, 2620:0:402:2010:0:ffff:130c:6186, 2620:0:403:2010:0:ffff:130c:7187)
  • ford.com/SOA: No response was received from the server over TCP (tried 3 times). See RFC 1035, Sec. 4.2. (19.12.97.134, 19.12.113.135, 2620:0:402:2010:0:ffff:130c:6186, 2620:0:403:2010:0:ffff:130c:7187, TCP_-_EDNS0_4096_D_N)
  • ford.com/TXT: No response was received from the server over TCP (tried 12 times). See RFC 1035, Sec. 4.2. (19.12.97.134, 19.12.113.135, 2620:0:402:2010:0:ffff:130c:6186, 2620:0:403:2010:0:ffff:130c:7187, TCP_-_EDNS0_4096_D_KN)
Warnings (2)
  • ./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 legend

Full legend
SEP bit setSEP bit set
Revoke bit setRevoke bit set
Trust anchorTrust anchor
Download: png | svg
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DNSSEC authentication graph