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DNSViz: A DNS visualization tool

cyberstructure.fr

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

RRset statusRRset status

Insecure (7)
  • cyberstructure.fr/A
  • cyberstructure.fr/AAAA
  • cyberstructure.fr/MX
  • cyberstructure.fr/NS
  • cyberstructure.fr/NSEC3PARAM
  • cyberstructure.fr/SOA
  • cyberstructure.fr/TXT
Secure (1)
  • fr/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Insecure (2)
  • cyberstructure.fr/DNSKEY (alg 13, id 10825)
  • cyberstructure.fr/DNSKEY (alg 13, id 36140)
Secure (8)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 38696)
  • ./DNSKEY (alg 8, id 46441)
  • ./DNSKEY (alg 8, id 53148)
  • NSEC3 proving non-existence of cyberstructure.fr/DS
  • fr/DNSKEY (alg 13, id 51260)
  • fr/DNSKEY (alg 13, id 65381)
  • fr/DS (alg 13, id 65381)

Delegation statusDelegation status

Insecure (1)
  • fr to cyberstructure.fr
Secure (1)
  • . to fr

NoticesNotices

Errors (5)
  • cyberstructure.fr zone: The server(s) were not responsive to queries over TCP. See RFC 1035, Sec. 4.2. (69.65.50.223, 2001:1850:1:5:800::6b)
  • cyberstructure.fr/DNSKEY: No response was received from the server over UDP (tried 4 times). See RFC 1035, Sec. 4.2. (2602:fbb1:1:245b::42, UDP_-_EDNS0_512_D_KN)
  • cyberstructure.fr/SOA: No response was received from the server over TCP (tried 5 times). See RFC 1035, Sec. 4.2. (69.65.50.223, 2001:1850:1:5:800::6b, TCP_-_EDNS0_4096_D_N)
  • cyberstructure.fr/SOA: No response was received from the server over UDP (tried 11 times). See RFC 1035, Sec. 4.2. (2602:fbb1:1:245b::42, UDP_-_EDNS0_4096_)
  • cyberstructure.fr/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (8)
  • cyberstructure.fr/AAAA: No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed (however, this server appeared to respond legitimately to other queries with the COOKIE EDNS option present). See RFC 6891, Sec. 6.1.2. (2602:fbb1:1:245b::42, UDP_-_EDNS0_4096_D_KN)
  • cyberstructure.fr/MX: No response was received until the UDP payload size was decreased, indicating that the server might be attempting to send a payload that exceeds the path maximum transmission unit (PMTU) size. See RFC 6891, Sec. 6.2.6. (2602:fbb1:1:245b::42, UDP_-_EDNS0_4096_D_KN)
  • cyberstructure.fr/NS: No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed (however, this server appeared to respond legitimately to other queries with the COOKIE EDNS option present). See RFC 6891, Sec. 6.1.2. (2602:fbb1:1:245b::42, UDP_-_EDNS0_4096_D_KN)
  • cyberstructure.fr/SOA: No response was received from the server over UDP (tried 7 times) until the NSID EDNS option was removed (however, this server appeared to respond legitimately to other queries with the NSID EDNS option present). See RFC 6891, Sec. 6.1.2. (2602:fbb1:1:245b::42, UDP_-_EDNS0_4096_D_KN)
  • cyberstructure.fr/TXT: No response was received until the UDP payload size was decreased, indicating that the server might be attempting to send a payload that exceeds the path maximum transmission unit (PMTU) size. See RFC 6891, Sec. 6.2.6. (2602:fbb1:1:245b::42, UDP_-_EDNS0_4096_D_KN)
  • 2rybe.97sjn.cyberstructure.fr/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • cyberstructure.fr/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
  • cyberstructure.fr/CDNSKEY 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