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DNSViz: A DNS visualization tool

twitter.com

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

RRset statusRRset status

Insecure (12)
  • twitter.com/A
  • twitter.com/A
  • twitter.com/A
  • twitter.com/A
  • twitter.com/A
  • twitter.com/A
  • twitter.com/A
  • twitter.com/A
  • twitter.com/MX
  • twitter.com/NS
  • twitter.com/SOA
  • twitter.com/TXT
Secure (3)
  • com/SOA
  • 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 twitter.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 twitter.com
Secure (1)
  • . to com

NoticesNotices

Warnings (2)
  • com to twitter.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): ns1.p34.dynect.net, ns2.p34.dynect.net, ns4.p34.dynect.net, ns3.p34.dynect.net
  • twitter.com/TXT: 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. (2600:2000:2210::34, 2600:2000:2220::34, 2600:2000:2230::34, 2600:2000:2240::34, UDP_-_EDNS0_4096_D_KN)

DNSKEY legend

Full legend
SEP bit setSEP bit set
Revoke bit setRevoke bit set
Trust anchorTrust anchor
Download: png | svg
Warning JavaScript is required to make the graph below interactive.
DNSSEC authentication graph