DNSBL Spam Check

Checked IP: 217.110.5.50
rDNS/PTR record: smtp.thf-berlin.de

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: smtp.thf-berlin.de
25.3210 ms
Inactive: 2
Inactive
Response in: 4.4890919 seconds
Amount of searched blacklists: 25 (2 inactive)