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DNSViz: A DNS visualization tool

calyxinstitute.org

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

RRset statusRRset status

Secure (5)
  • calyxinstitute.org/A
  • calyxinstitute.org/MX
  • calyxinstitute.org/NS
  • calyxinstitute.org/SOA
  • calyxinstitute.org/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (10)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 60955)
  • calyxinstitute.org/DNSKEY (alg 8, id 26538)
  • calyxinstitute.org/DNSKEY (alg 8, id 43011)
  • calyxinstitute.org/DNSKEY (alg 8, id 7504)
  • calyxinstitute.org/DS (alg 8, id 7504)
  • org/DNSKEY (alg 8, id 25533)
  • org/DNSKEY (alg 8, id 26974)
  • org/DNSKEY (alg 8, id 33369)
  • org/DS (alg 8, id 26974)

Delegation statusDelegation status

Secure (2)
  • . to org
  • org to calyxinstitute.org

NoticesNotices

Errors (10)
  • ./DNSKEY: No response was received from the server over UDP (tried 4 times). (192.228.79.201, UDP_-_EDNS0_512_D_KN)
  • org zone: The server(s) responded over TCP with a malformed response or with an invalid RCODE. (2001:500:c::1)
  • org/DNSKEY: No response was received from the server over UDP (tried 14 times). (2001:500:c::1, UDP_-_EDNS0_4096_D_N)
  • org/DNSKEY: No response was received from the server over UDP (tried 4 times). (199.19.53.1, 2001:500:c::1, UDP_-_EDNS0_512_D_KN)
  • org/DS (alg 8, id 26974): DNSSEC was effectively downgraded because no response was received from the server over UDP (tried 10 times) with the DO bit set. (199.9.14.201, UDP_-_EDNS0_4096_)
  • org/DS (alg 8, id 26974): DNSSEC was effectively downgraded because no response was received from the server over UDP (tried 10 times) with the DO bit set. (199.9.14.201, UDP_-_EDNS0_4096_)
  • org/DS (alg 8, id 26974): No response was received from the server over UDP (tried 10 times) until the DO EDNS flag was cleared (however, this server appeared to respond legitimately to other queries with the DO EDNS flag set). (199.9.14.201, UDP_-_EDNS0_4096_D_KN)
  • org/DS (alg 8, id 26974): No response was received from the server over UDP (tried 10 times) until the DO EDNS flag was cleared (however, this server appeared to respond legitimately to other queries with the DO EDNS flag set). (199.9.14.201, UDP_-_EDNS0_4096_D_KN)
  • org/DS (alg 8, id 26974): The DNSSEC records necessary to validate the response could not be retrieved from the server. (199.9.14.201, UDP_-_EDNS0_4096_D_KN)
  • org/DS (alg 8, id 26974): The DNSSEC records necessary to validate the response could not be retrieved from the server. (199.9.14.201, UDP_-_EDNS0_4096_D_KN)
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. (199.9.14.201, UDP_-_EDNS0_4096_D_KN)
  • ./DNSKEY (alg 8, id 60955): 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. (199.9.14.201, UDP_-_EDNS0_4096_D_KN)
  • calyxinstitute.org/DS (alg 8, id 7504): 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. (199.19.53.1, UDP_-_EDNS0_4096_D_KN)
  • calyxinstitute.org/DS (alg 8, id 7504): 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. (199.19.53.1, UDP_-_EDNS0_4096_D_KN)
  • org/DNSKEY (alg 8, id 25533): No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed. (199.19.53.1, UDP_-_EDNS0_4096_D_KN)
  • org/DNSKEY (alg 8, id 26974): No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed. (199.19.53.1, UDP_-_EDNS0_4096_D_KN)
  • org/DNSKEY (alg 8, id 33369): No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed. (199.19.53.1, UDP_-_EDNS0_4096_D_KN)
  • org/DS (alg 8, id 26974): 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. (192.228.79.201, UDP_-_EDNS0_4096_D_KN)
  • org/DS (alg 8, id 26974): 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. (192.228.79.201, UDP_-_EDNS0_4096_D_KN)

DNSKEY legend

Full legend
SEP bit setSEP bit set
Revoke bit setRevoke bit set
Trust anchorTrust anchor
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DNSSEC authentication graph