DNSBL Spam Check

Checked IP: 188.174.253.4
rDNS/PTR record: host-188-174-253-4.customer.m-online.net

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: host-188-174-253-4.customer.m-online.net
20.6490 ms
Inactive: 2
Inactive
Response in: 5.0453892 seconds
Amount of searched blacklists: 26 (2 inactive)