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DNSViz: A DNS visualization tool

seattleu.edu

Updated: 2023-12-19 06:04:11 UTC (207 days ago) Update now
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DNSSEC options (hide)
  1. |?|
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  4. |?|
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (5)
  • seattleu.edu/A
  • seattleu.edu/MX
  • seattleu.edu/NS
  • seattleu.edu/SOA
  • seattleu.edu/TXT
Secure (2)
  • edu/SOA
  • edu/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (6)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 46780)
  • NSEC3 proving non-existence of seattleu.edu/DS
  • edu/DNSKEY (alg 13, id 35663)
  • edu/DNSKEY (alg 13, id 7003)
  • edu/DS (alg 13, id 35663)

Delegation statusDelegation status

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

NoticesNotices

Errors (14)
  • seattleu.edu zone: The server(s) responded over TCP with a malformed response or with an invalid RCODE. See RFC 1035, Sec. 4.1.1. (205.251.192.191, 205.251.193.126, 2600:9000:5300:bf00::1, 2600:9000:5301:7e00::1)
  • seattleu.edu zone: The server(s) responded over UDP with a malformed response or with an invalid RCODE. See RFC 1035, Sec. 4.1.1. (205.251.192.191, 205.251.193.126, 2600:9000:5300:bf00::1, 2600:9000:5301:7e00::1)
  • seattleu.edu/A: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (205.251.192.191, 205.251.193.126, 2600:9000:5300:bf00::1, 2600:9000:5301:7e00::1, UDP_-_EDNS0_4096_D_KN)
  • seattleu.edu/DNSKEY: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (205.251.192.191, 205.251.193.126, 2600:9000:5300:bf00::1, 2600:9000:5301:7e00::1, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • seattleu.edu/MX: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (205.251.192.191, 205.251.193.126, 2600:9000:5300:bf00::1, 2600:9000:5301:7e00::1, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • seattleu.edu/NS: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (205.251.192.191, 205.251.193.126, 2600:9000:5300:bf00::1, 2600:9000:5301:7e00::1, UDP_-_EDNS0_4096_D_KN)
  • seattleu.edu/SOA: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (205.251.192.191, 205.251.193.126, 2600:9000:5300:bf00::1, 2600:9000:5301:7e00::1, TCP_-_EDNS0_4096_D_N)
  • seattleu.edu/SOA: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (205.251.192.191, 205.251.193.126, 2600:9000:5300:bf00::1, 2600:9000:5301:7e00::1, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN_0x20)
  • seattleu.edu/TXT: The response had an invalid RCODE (REFUSED). See RFC 1035, Sec. 4.1.1. (205.251.192.191, 205.251.193.126, 2600:9000:5300:bf00::1, 2600:9000:5301:7e00::1, UDP_-_EDNS0_4096_D_KN)
  • seattleu.edu/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
  • seattleu.edu/NSEC3PARAM has errors; select the "Denial of existence" DNSSEC option to see them.
  • seattleu.edu/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • seattleu.edu/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
  • goavm4wu2e.seattleu.edu/A has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (1)
  • edu to seattleu.edu: The following NS name(s) were found in the delegation NS RRset (i.e., in the edu zone), but not in the authoritative NS RRset: ns-191.awsdns-23.com, ns-382.awsdns-47.com See RFC 1034, Sec. 4.2.2.

DNSKEY legend

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