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DNSViz: A DNS visualization tool

dnsbl.sorbs.net

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

RRset statusRRset status

Insecure (7)
  • dnsbl.sorbs.net/A
  • dnsbl.sorbs.net/MX
  • dnsbl.sorbs.net/NS
  • dnsbl.sorbs.net/SOA
  • sorbs.net/SOA
  • sorbs.net/SOA
  • sorbs.net/SOA
Secure (2)
  • net/SOA
  • net/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (7)
  • ./DNSKEY (alg 8, id 14631)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 26838)
  • NSEC3 proving non-existence of sorbs.net/DS
  • net/DNSKEY (alg 8, id 35886)
  • net/DNSKEY (alg 8, id 6203)
  • net/DS (alg 8, id 35886)

Delegation statusDelegation status

Insecure (2)
  • net to sorbs.net
  • sorbs.net to dnsbl.sorbs.net
Secure (1)
  • . to net

NoticesNotices

Errors (8)
  • dnsbl.sorbs.net zone: The server(s) were not responsive to queries over TCP. See RFC 1035, Sec. 4.2. (72.12.198.247, 72.12.198.248, 78.153.202.21, 78.153.202.22, 88.208.216.85, 89.150.195.2, 113.52.8.50, 113.52.8.157, 169.48.121.206, 185.87.186.55, 216.12.212.155)
  • dnsbl.sorbs.net zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (74.53.186.252, 74.208.146.124, 87.106.246.154, 193.166.171.33, 194.134.35.168, 194.134.35.204, 210.50.3.173)
  • dnsbl.sorbs.net/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (74.53.186.252, 74.208.146.124, 87.106.246.154, 193.166.171.33, 194.134.35.168, 194.134.35.204, 210.50.3.173, UDP_-_NOEDNS_)
  • dnsbl.sorbs.net/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (74.53.186.252, 74.208.146.124, 87.106.246.154, 193.166.171.33, 194.134.35.168, 194.134.35.204, 210.50.3.173, UDP_-_NOEDNS_)
  • dnsbl.sorbs.net/SOA: No response was received from the server over TCP (tried 3 times). See RFC 1035, Sec. 4.2. (113.52.8.50, TCP_-_EDNS0_4096_D_N)
  • dnsbl.sorbs.net/SOA: The TCP connection was refused (ECONNREFUSED). See RFC 1035, Sec. 4.2. (72.12.198.247, 72.12.198.248, 78.153.202.21, 78.153.202.22, 88.208.216.85, 89.150.195.2, 113.52.8.157, 169.48.121.206, 185.87.186.55, 216.12.212.155, TCP_-_EDNS0_4096_D_N)
  • sorbs.net zone: The server(s) responded over TCP with a malformed response or with an invalid RCODE. See RFC 1035, Sec. 4.1.1. (113.52.8.11)
  • sorbs.net zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (74.208.148.146, 87.106.246.125, 169.48.121.207, 208.43.31.57, 208.43.227.204, 210.50.3.172)
Warnings (14)
  • dnsbl.sorbs.net/A: No response was received from the server over UDP (tried 10 times) until the DO EDNS flag was cleared (however, this server appeared to respond legitimately to other queries with the DO EDNS flag set). See RFC 6891, Sec. 6.1.4. (89.150.195.2, UDP_-_EDNS0_4096_D_KN)
  • dnsbl.sorbs.net/A: The server responded with no OPT record, rather than with RCODE FORMERR. See RFC 6891, Sec. 7. (89.150.195.2, UDP_-_EDNS0_4096_)
  • dnsbl.sorbs.net/MX: The server responded with no OPT record, rather than with RCODE FORMERR. See RFC 6891, Sec. 7. (72.12.198.247, 72.12.198.248, 78.153.202.21, 78.153.202.22, 88.208.216.85, 89.150.195.2, 113.52.8.50, 113.52.8.157, 169.48.121.206, 185.87.186.55, 216.12.212.155, UDP_-_EDNS0_512_D_KN)
  • dnsbl.sorbs.net/NS: 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. (89.150.195.2, UDP_-_EDNS0_4096_D_KN)
  • dnsbl.sorbs.net/NS: The server responded with no OPT record, rather than with RCODE FORMERR. See RFC 6891, Sec. 7. (89.150.195.2, UDP_-_EDNS0_4096_D_KN)
  • net to sorbs.net: The following NS name(s) were found in the authoritative NS RRset, but not in the delegation NS RRset (i.e., in the net zone): ns10.sorbs.net, ns3.sorbs.net, ns6.sorbs.net, ns7.sorbs.net, ns8.sorbs.net, ns11.sorbs.net See RFC 1034, Sec. 4.2.2.
  • net to sorbs.net: The glue address(es) for ns9.sorbs.net (208.43.31.57) differed from its authoritative address(es) (169.48.121.207). See RFC 1034, Sec. 4.2.2.
  • sorbs.net to dnsbl.sorbs.net: The following NS name(s) were found in the authoritative NS RRset, but not in the delegation NS RRset (i.e., in the sorbs.net zone): rbldns5.sorbs.net See RFC 1034, Sec. 4.2.2.
  • sorbs.net to dnsbl.sorbs.net: The following NS name(s) were found in the delegation NS RRset (i.e., in the sorbs.net zone), but not in the authoritative NS RRset: rbldns10.sorbs.net, rbldns13.sorbs.net, rbldns14.sorbs.net, rbldns17.sorbs.net, rbldns4.sorbs.net, rbldns6.sorbs.net See RFC 1034, Sec. 4.2.2.
  • dnsbl.sorbs.net/TXT has warnings; select the "Denial of existence" DNSSEC option to see them.
  • dnsbl.sorbs.net/DNSKEY has warnings; select the "Denial of existence" DNSSEC option to see them.
  • dnsbl.sorbs.net/AAAA has warnings; select the "Denial of existence" DNSSEC option to see them.
  • uy2ciop307.dnsbl.sorbs.net/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • dnsbl.sorbs.net/CNAME 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