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DNSViz: A DNS visualization tool

theradiologyacademy.com

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

RRset statusRRset status

Bogus (5)
  • theradiologyacademy.com/A
  • theradiologyacademy.com/MX
  • theradiologyacademy.com/NS
  • theradiologyacademy.com/SOA
  • theradiologyacademy.com/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (6)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 48903)
  • com/DNSKEY (alg 8, id 30909)
  • com/DNSKEY (alg 8, id 39844)
  • com/DS (alg 8, id 30909)
  • theradiologyacademy.com/DS (alg 8, id 49582)
Non_existent (1)
  • theradiologyacademy.com/DNSKEY (alg 8, id 49582)

Delegation statusDelegation status

Bogus (1)
  • com to theradiologyacademy.com
Secure (1)
  • . to com

NoticesNotices

Errors (7)
  • com to theradiologyacademy.com: No valid RRSIGs made by a key corresponding to a DS RR were found covering the DNSKEY RRset, resulting in no secure entry point (SEP) into the zone. (79.170.40.2, 79.170.43.3, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_512_D_K)
  • com to theradiologyacademy.com: The DS RRset for the zone included algorithm 8 (RSASHA256), but no DS RR matched a DNSKEY with algorithm 8 that signs the zone's DNSKEY RRset. (79.170.40.2, 79.170.43.3, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_512_D_K)
  • theradiologyacademy.com/A: No RRSIG covering the RRset was returned in the response. (79.170.40.2, 79.170.43.3, UDP_-_EDNS0_4096_D_K)
  • theradiologyacademy.com/MX: No RRSIG covering the RRset was returned in the response. (79.170.40.2, 79.170.43.3, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_512_D_K)
  • theradiologyacademy.com/NS: No RRSIG covering the RRset was returned in the response. (79.170.40.2, 79.170.43.3, UDP_-_EDNS0_4096_D_K)
  • theradiologyacademy.com/SOA: No RRSIG covering the RRset was returned in the response. (79.170.40.2, 79.170.43.3, TCP_-_EDNS0_4096_D, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_4096_D_K_0x20)
  • theradiologyacademy.com/TXT: No RRSIG covering the RRset was returned in the response. (79.170.40.2, 79.170.43.3, UDP_-_EDNS0_4096_D_K)
Warnings (4)
  • com to theradiologyacademy.com: The following NS name(s) were found in the authoritative NS RRset, but not in the delegation NS RRset (i.e., in the com zone): ns.heartinternet.co.uk, ns2.heartinternet.co.uk
  • com to theradiologyacademy.com: The following NS name(s) were found in the delegation NS RRset (i.e., in the com zone), but not in the authoritative NS RRset: ns.mainnameserver.com, ns2.mainnameserver.com
  • theradiologyacademy.com/DS (alg 8, id 49582): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • theradiologyacademy.com/DS (alg 8, id 49582): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).

DNSKEY legend

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