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, 113.52.8.157, 169.48.121.206, 185.87.186.55)
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, 88.208.216.85, 89.150.195.2, 113.52.8.50, 193.166.171.33, 194.134.35.168, 194.134.35.204, 210.50.3.173, 216.12.212.155)
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, 88.208.216.85, 89.150.195.2, 113.52.8.50, 193.166.171.33, 194.134.35.168, 194.134.35.204, 210.50.3.173, 216.12.212.155, 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, 88.208.216.85, 89.150.195.2, 113.52.8.50, 193.166.171.33, 194.134.35.168, 194.134.35.204, 210.50.3.173, 216.12.212.155, UDP_-_NOEDNS_)
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, 113.52.8.157, 169.48.121.206, 185.87.186.55, TCP_-_EDNS0_4096_D_N)
sorbs.net zone: The server(s) were not responsive to queries over TCP. See RFC 1035, Sec. 4.2. (169.48.121.207)
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, 208.43.31.57, 208.43.227.204, 210.50.3.172)
Warnings (11)
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, 113.52.8.157, 169.48.121.206, 185.87.186.55, UDP_-_EDNS0_512_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, rbldns15.sorbs.net, rbldns17.sorbs.net, rbldns4.sorbs.net, rbldns6.sorbs.net, rbldns7.sorbs.net See RFC 1034, Sec. 4.2.2.
dnsbl.sorbs.net/DNSKEY has warnings; select the "Denial of existence" DNSSEC option to see them.
dnsbl.sorbs.net/TXT has warnings; select the "Denial of existence" DNSSEC option to see them.
y6kb3pnlde.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.
dnsbl.sorbs.net/AAAA has warnings; select the "Denial of existence" DNSSEC option to see them.
dnsbl.sorbs.net/NSEC3PARAM has warnings; select the "Denial of existence" DNSSEC option to see them.