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DNSViz: A DNS visualization tool

cbrands.com

DNSSEC options (hide)
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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 20326)
  • ./DNSKEY (alg 8, id 47671)
  • NSEC3 proving non-existence of cbrands.com/DS
  • com/DNSKEY (alg 8, id 30909)
  • com/DNSKEY (alg 8, id 37269)
  • com/DS (alg 8, id 30909)

Delegation statusDelegation status

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

NoticesNotices

Errors (7)
  • cbrands.com/A: No RRSIG covering the RRset was returned in the response. (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. (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). (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. (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. (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. (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. (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)
Warnings (1)
  • 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. (2600:2000:2210::19, 2600:2000:2220::19, 2600:2000:2230::19, 2600:2000:2240::19, 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