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DNSViz: A DNS visualization tool

oracle.com

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

RRset statusRRset status

Insecure (5)
  • oracle.com/A
  • oracle.com/MX
  • oracle.com/NS
  • oracle.com/SOA
  • oracle.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 46780)
  • NSEC3 proving non-existence of oracle.com/DS
  • com/DNSKEY (alg 8, id 30909)
  • com/DNSKEY (alg 8, id 63246)
  • com/DS (alg 8, id 30909)

Delegation statusDelegation status

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

NoticesNotices

Errors (3)
  • oracle.com zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (2600:2000:2100::c9, 2600:2000:2110::c9, 2600:2000:2120::c9)
  • oracle.com/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2600:2000:2100::c9, 2600:2000:2110::c9, 2600:2000:2120::c9, UDP_-_NOEDNS_)
  • oracle.com/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2600:2000:2100::c9, 2600:2000:2110::c9, 2600:2000:2120::c9, UDP_-_NOEDNS_)
Warnings (2)
  • com to oracle.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): ns2.p201.dns.oraclecloud.net, ns4.p201.dns.oraclecloud.net, ns1.p201.dns.oraclecloud.net, ns3.p201.dns.oraclecloud.net See RFC 1034, Sec. 4.2.2.
  • oracle.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. See RFC 6891, Sec. 6.2.6. (2600:2000:2130::c9, 2600:2000:2210::4, 2600:2000:2220::4, 2600:2000:2230::4, 2600:2000:2240::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