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DNSViz: A DNS visualization tool

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Updated: 2024-11-21 22:06:38 UTC (20 hours, 3 minutes ago) Go to most recent »
DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Secure (3)
  • ./NS
  • ./SOA
  • ./SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (2)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 61050)

Delegation statusDelegation status

NoticesNotices

Errors (2)
  • ./DNSKEY: No response was received from the server over UDP (tried 4 times). See RFC 1035, Sec. 4.2. (2001:500:2::c, UDP_-_EDNS0_512_D_KN)
  • ./DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (9)
  • ./DNSKEY (alg 8, id 20326): 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. (192.33.4.12, UDP_-_EDNS0_4096_D_KN)
  • ./DNSKEY (alg 8, id 61050): 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. (192.33.4.12, UDP_-_EDNS0_4096_D_KN)
  • ./NS: 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. (192.33.4.12, UDP_-_EDNS0_4096_D_KN)
  • ./SOA: 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. (2001:500:2::c, UDP_-_EDNS0_4096_D_KN)
  • ./SOA: 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. (192.33.4.12, 2001:500:2::c, UDP_-_EDNS0_4096_D_KN)
  • m2bgp.z2ray/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • ./NSEC3PARAM has warnings; select the "Denial of existence" DNSSEC option to see them.
  • ./DNSKEY has warnings; select the "Denial of existence" DNSSEC option to see them.
  • ./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
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DNSSEC authentication graph