DNSBL Spam Check

Checked IP: 83.137.144.0
rDNS/PTR record: nw.r1.137-144.duocast.net

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: nw.r1.137-144.duocast.net
113.9669 ms
Inactive: 2
Inactive
Response in: 2.87621 seconds
Amount of searched blacklists: 26 (2 inactive)