DNSBL Spam Check

Checked IP: 81.150.177.81
rDNS/PTR record: host81-150-177-81.in-addr.btopenworld.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: host81-150-177-81.in-addr.btopenworld.com
50.5390 ms
Inactive: 2
Inactive
Response in: 5.050127 seconds
Amount of searched blacklists: 26 (2 inactive)