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DNSViz: A DNS visualization tool

cbrands.com

DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
  7. |?|
  8. |?|
  9. |?|
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (5)
  • cbrands.com/A
  • cbrands.com/MX
  • cbrands.com/NS
  • cbrands.com/SOA
  • cbrands.com/TXT
Secure (2)
  • com/SOA
  • com/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Insecure (1)
  • cbrands.com/DNSKEY (alg 253, id 23687)
Secure (6)
  • ./DNSKEY (alg 8, id 18733)
  • ./DNSKEY (alg 8, id 20326)
  • NSEC3 proving non-existence of cbrands.com/DS
  • com/DNSKEY (alg 8, id 30909)
  • com/DNSKEY (alg 8, id 53929)
  • com/DS (alg 8, id 30909)

Delegation statusDelegation status

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

NoticesNotices

Errors (12)
  • cbrands.com/A: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (108.59.161.19, 108.59.162.19, 108.59.163.19, 108.59.164.19, 208.80.124.13, 208.80.126.13, 208.94.148.13, 2600:1800:5::1, 2600:1801:6::1, 2600:1802:7::1, 2600:2000:2210::19, 2600:2000:2220::19, 2600:2000:2230::19, 2600:2000:2240::19, UDP_-_EDNS0_4096_D_KN)
  • cbrands.com/DNSKEY (alg 253, id 23687): No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (208.80.124.13, 208.80.126.13, 208.94.148.13, 2600:1800:5::1, 2600:1801:6::1, 2600:1802:7::1, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • cbrands.com/DNSKEY: The response had an invalid RCODE (SERVFAIL). See RFC 1035, Sec. 4.1.1. (108.59.161.19, 108.59.162.19, 108.59.163.19, 108.59.164.19, 2600:2000:2210::19, 2600:2000:2220::19, 2600:2000:2230::19, 2600:2000:2240::19, UDP_-_EDNS0_512_D_KN, UDP_-_NOEDNS_)
  • cbrands.com/MX: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (108.59.161.19, 108.59.162.19, 108.59.163.19, 108.59.164.19, 208.80.124.13, 208.80.126.13, 208.94.148.13, 2600:1800:5::1, 2600:1801:6::1, 2600:1802:7::1, 2600:2000:2210::19, 2600:2000:2220::19, 2600:2000:2230::19, 2600:2000:2240::19, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • cbrands.com/NS: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (108.59.161.19, 108.59.162.19, 108.59.163.19, 108.59.164.19, 208.80.124.13, 208.80.126.13, 208.94.148.13, 2600:1800:5::1, 2600:1801:6::1, 2600:1802:7::1, 2600:2000:2210::19, 2600:2000:2220::19, 2600:2000:2230::19, 2600:2000:2240::19, UDP_-_EDNS0_4096_D_KN)
  • cbrands.com/SOA: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (108.59.161.19, 108.59.162.19, 108.59.163.19, 108.59.164.19, 208.80.124.13, 208.80.126.13, 208.94.148.13, 2600:1800:5::1, 2600:1801:6::1, 2600:1802:7::1, 2600:2000:2210::19, 2600:2000:2220::19, 2600:2000:2230::19, 2600:2000:2240::19, TCP_-_EDNS0_4096_D_N, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN_0x20)
  • cbrands.com/TXT: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (108.59.161.19, 108.59.162.19, 108.59.163.19, 108.59.164.19, 208.80.124.13, 208.80.126.13, 208.94.148.13, 2600:1800:5::1, 2600:1801:6::1, 2600:1802:7::1, 2600:2000:2210::19, 2600:2000:2220::19, 2600:2000:2230::19, 2600:2000:2240::19, TCP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN)
  • cbrands.com/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • cbrands.com/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
  • 7fs39knuvg.cbrands.com/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • cbrands.com/NSEC3PARAM has errors; select the "Denial of existence" DNSSEC option to see them.
  • cbrands.com/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (5)
  • cbrands.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. (2600:2000:2210::19, 2600:2000:2220::19, 2600:2000:2230::19, 2600:2000:2240::19, UDP_-_EDNS0_4096_D_KN)
  • cbrands.com/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
  • cbrands.com/AAAA has warnings; select the "Denial of existence" DNSSEC option to see them.
  • 7fs39knuvg.cbrands.com/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • cbrands.com/NSEC3PARAM 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