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DNSViz: A DNS visualization tool

pt

DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Secure (3)
  • pt/NS
  • pt/NSEC3PARAM
  • pt/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (5)
  • ./DNSKEY (alg 8, id 20038)
  • ./DNSKEY (alg 8, id 20326)
  • pt/DNSKEY (alg 13, id 30640)
  • pt/DNSKEY (alg 13, id 40155)
  • pt/DS (alg 13, id 40155)

Delegation statusDelegation status

Secure (1)
  • . to pt

NoticesNotices

Errors (4)
  • pt/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • pt/CDNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
  • uns2c.e1uqn.pt/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • pt/CDS has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (10)
  • pt/DNSKEY (alg 13, id 30640): 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. (193.136.2.226, UDP_-_EDNS0_4096_D_KN)
  • pt/DNSKEY (alg 13, id 40155): 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. (193.136.2.226, UDP_-_EDNS0_4096_D_KN)
  • pt/DS (alg 13, id 40155): 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)
  • pt/DS (alg 13, id 40155): 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)
  • pt/CDNSKEY has warnings; select the "Denial of existence" DNSSEC option to see them.
  • pt/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
  • pt/CDS has warnings; select the "Denial of existence" DNSSEC option to see them.
  • pt/DNSKEY has warnings; select the "Denial of existence" DNSSEC option to see them.
  • uns2c.e1uqn.pt/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • pt/DS 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
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DNSSEC authentication graph