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DNSViz: A DNS visualization tool

itt.com

Updated: 2023-01-24 13:22:30 UTC (393 days ago) Update now
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DNSSEC options (hide)
  1. |?|
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (5)
  • itt.com/A
  • itt.com/MX
  • itt.com/NS
  • itt.com/SOA
  • itt.com/TXT
Secure (2)
  • com/SOA
  • com/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (6)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 951)
  • NSEC3 proving non-existence of itt.com/DS
  • com/DNSKEY (alg 8, id 30909)
  • com/DNSKEY (alg 8, id 36739)
  • com/DS (alg 8, id 30909)

Delegation statusDelegation status

Insecure (1)
  • com to itt.com
Secure (1)
  • . to com

NoticesNotices

Errors (1)
  • itt.com/DNSKEY: The response had an invalid RCODE (SERVFAIL). (108.59.161.5, 108.59.162.5, 108.59.163.5, 108.59.164.5, 2600:2000:2210::5, 2600:2000:2220::5, 2600:2000:2230::5, 2600:2000:2240::5, UDP_-_EDNS0_512_D_KN, UDP_-_NOEDNS_)
Warnings (2)
  • ./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. (192.112.36.4, UDP_-_EDNS0_4096_D_KN)
  • ./DNSKEY (alg 8, id 951): 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. (192.112.36.4, 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