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DNSViz: A DNS visualization tool

hamptonu.edu

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DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

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

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (6)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 48903)
  • NSEC3 proving non-existence of hamptonu.edu/DS
  • edu/DNSKEY (alg 8, id 28065)
  • edu/DNSKEY (alg 8, id 8663)
  • edu/DS (alg 8, id 28065)

Delegation statusDelegation status

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

NoticesNotices

Errors (3)
  • hamptonu.edu/DNSKEY: The response had an invalid RCODE (FORMERR). See RFC 1035, Sec. 4.1.1. (216.54.9.122, 216.54.9.226, UDP_-_EDNS0_512_D_K)
  • hamptonu.edu/MX: The response had an invalid RCODE (FORMERR). See RFC 1035, Sec. 4.1.1. (216.54.9.122, 216.54.9.226, UDP_-_EDNS0_512_D_K)
  • hamptonu.edu/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (9)
  • hamptonu.edu/A: The response had an invalid RCODE (FORMERR) until the COOKIE EDNS option was removed. See RFC 6891, Sec. 6.1.2. (216.54.9.122, 216.54.9.226, UDP_-_EDNS0_4096_D_K)
  • hamptonu.edu/MX: The response had an invalid RCODE (FORMERR) until the COOKIE EDNS option was removed. See RFC 6891, Sec. 6.1.2. (216.54.9.122, 216.54.9.226, UDP_-_EDNS0_4096_D_K)
  • hamptonu.edu/NS: The response had an invalid RCODE (FORMERR) until the COOKIE EDNS option was removed. See RFC 6891, Sec. 6.1.2. (216.54.9.122, 216.54.9.226, UDP_-_EDNS0_4096_D_K)
  • hamptonu.edu/SOA: The response had an invalid RCODE (FORMERR) until the COOKIE EDNS option was removed. See RFC 6891, Sec. 6.1.2. (216.54.9.122, 216.54.9.226, UDP_-_EDNS0_4096_D_K, UDP_-_EDNS0_4096_D_K_0x20)
  • hamptonu.edu/TXT: The response had an invalid RCODE (FORMERR) until the COOKIE EDNS option was removed. See RFC 6891, Sec. 6.1.2. (216.54.9.122, 216.54.9.226, UDP_-_EDNS0_4096_D_K)
  • z74j3ptkor.hamptonu.edu/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • hamptonu.edu/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
  • hamptonu.edu/AAAA has warnings; select the "Denial of existence" DNSSEC option to see them.
  • hamptonu.edu/DNSKEY 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