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DNSViz: A DNS visualization tool

unipi.it

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

RRset statusRRset status

Insecure (5)
  • unipi.it/A
  • unipi.it/MX
  • unipi.it/NS
  • unipi.it/SOA
  • unipi.it/TXT
Secure (2)
  • it/SOA
  • it/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (7)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 26116)
  • NSEC3 proving non-existence of unipi.it/DS
  • NSEC3 proving non-existence of unipi.it/DS
  • it/DNSKEY (alg 10, id 18395)
  • it/DNSKEY (alg 10, id 41901)
  • it/DS (alg 10, id 41901)

Delegation statusDelegation status

Insecure (1)
  • it to unipi.it
Secure (1)
  • . to it

NoticesNotices

Errors (4)
  • it to unipi.it: DNSSEC was effectively downgraded because no response was received from the server over UDP (tried 11 times) with EDNS enabled. (193.206.141.46, UDP_-_NOEDNS_)
  • it to unipi.it: No response was received from the server over UDP (tried 11 times) until EDNS was disabled (however, this server appeared to respond legitimately to other queries with EDNS enabled). (193.206.141.46, UDP_-_EDNS0_4096_D_K)
  • it to unipi.it: The DNSSEC records necessary to validate the response could not be retrieved from the server. (193.206.141.46, UDP_-_EDNS0_4096_D_K)
  • it/SOA: The DNSSEC records necessary to validate the response could not be retrieved from the server. (193.206.141.46, UDP_-_EDNS0_4096_D_K)
Warnings (12)
  • RRSIG NSEC3 proving non-existence of unipi.it/DS alg 10, id 18395: DNSSEC specification recommends not signing with DNSSEC algorithm 10 (RSASHA512).
  • RRSIG NSEC3 proving non-existence of unipi.it/DS alg 10, id 18395: DNSSEC specification recommends not signing with DNSSEC algorithm 10 (RSASHA512).
  • RRSIG NSEC3 proving non-existence of unipi.it/DS alg 10, id 18395: DNSSEC specification recommends not signing with DNSSEC algorithm 10 (RSASHA512).
  • RRSIG NSEC3 proving non-existence of unipi.it/DS alg 10, id 18395: DNSSEC specification recommends not signing with DNSSEC algorithm 10 (RSASHA512).
  • RRSIG it/DNSKEY alg 10, id 18395: DNSSEC specification recommends not signing with DNSSEC algorithm 10 (RSASHA512).
  • RRSIG it/DNSKEY alg 10, id 18395: DNSSEC specification recommends not signing with DNSSEC algorithm 10 (RSASHA512).
  • RRSIG it/DNSKEY alg 10, id 41901: DNSSEC specification recommends not signing with DNSSEC algorithm 10 (RSASHA512).
  • RRSIG it/DNSKEY alg 10, id 41901: DNSSEC specification recommends not signing with DNSSEC algorithm 10 (RSASHA512).
  • RRSIG it/SOA alg 10, id 18395: DNSSEC specification recommends not signing with DNSSEC algorithm 10 (RSASHA512).
  • RRSIG it/SOA alg 10, id 18395: DNSSEC specification recommends not signing with DNSSEC algorithm 10 (RSASHA512).
  • it to unipi.it: Authoritative AAAA records exist for ns1.unipi.it, but there are no corresponding AAAA glue records.
  • it to unipi.it: Authoritative AAAA records exist for ns2.unipi.it, but there are no corresponding AAAA glue records.

DNSKEY legend

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