DNSBL Spam Check

Checked IP: 91.239.177.174
rDNS/PTR record: mail11.claas.com

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: mail11.claas.com
40.7062 ms
Inactive: 2
Inactive
Response in: 5.92962 seconds
Amount of searched blacklists: 25 (2 inactive)