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DNSViz: A DNS visualization tool

auburn.edu

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

RRset statusRRset status

Insecure (5)
  • auburn.edu/A
  • auburn.edu/MX
  • auburn.edu/NS
  • auburn.edu/SOA
  • auburn.edu/TXT
Secure (1)
  • edu/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (6)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 46594)
  • NSEC3 proving non-existence of auburn.edu/DS
  • edu/DNSKEY (alg 8, id 28065)
  • edu/DNSKEY (alg 8, id 33233)
  • edu/DS (alg 8, id 28065)

Delegation statusDelegation status

Insecure (1)
  • edu to auburn.edu
Secure (1)
  • . to edu

NoticesNotices

Errors (2)
  • auburn.edu zone: The server(s) responded over TCP with a malformed response or with an invalid RCODE. See RFC 1035, Sec. 4.1.1. (131.204.41.3)
  • auburn.edu/SOA: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (131.204.41.3, TCP_-_EDNS0_4096_D)
Warnings (4)
  • auburn.edu/A: The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (131.204.41.3, UDP_-_EDNS0_4096_D_K)
  • auburn.edu/SOA: The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (131.204.41.3, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_4096_D_K_0x20)
  • edu to auburn.edu: Authoritative AAAA records exist for adns1.ucsc.edu, but there are no corresponding AAAA glue records. See RFC 1034, Sec. 4.2.2.
  • auburn.edu/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.

DNSKEY legend

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