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DNSViz: A DNS visualization tool

mff.cuni.cz

Updated: 2025-02-27 08:14:28 UTC (about a month ago) Update now
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DNSSEC options (hide)
  1. |?|
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Secure (6)
  • mff.cuni.cz/A
  • mff.cuni.cz/MX
  • mff.cuni.cz/NS
  • mff.cuni.cz/NSEC3PARAM
  • mff.cuni.cz/SOA
  • mff.cuni.cz/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (10)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 26470)
  • ./DNSKEY (alg 8, id 38696)
  • cuni.cz/DNSKEY (alg 13, id 43474)
  • cuni.cz/DS (alg 13, id 43474)
  • cz/DNSKEY (alg 13, id 20237)
  • cz/DNSKEY (alg 13, id 27480)
  • cz/DS (alg 13, id 20237)
  • mff.cuni.cz/DNSKEY (alg 13, id 47500)
  • mff.cuni.cz/DS (alg 13, id 47500)

Delegation statusDelegation status

Secure (3)
  • . to cz
  • cuni.cz to mff.cuni.cz
  • cz to cuni.cz

NoticesNotices

Errors (5)
  • iqok5.g9qr3.mff.cuni.cz/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • mff.cuni.cz/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
  • mff.cuni.cz/CDS has errors; select the "Denial of existence" DNSSEC option to see them.
  • mff.cuni.cz/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • mff.cuni.cz/CDNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (5)
  • iqok5.g9qr3.mff.cuni.cz/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • mff.cuni.cz/AAAA has warnings; select the "Denial of existence" DNSSEC option to see them.
  • mff.cuni.cz/CDS has warnings; select the "Denial of existence" DNSSEC option to see them.
  • mff.cuni.cz/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
  • mff.cuni.cz/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
Download: png | svg
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DNSSEC authentication graph