DNSBL Spam Check

Checked IP: 188.172.137.48
rDNS/PTR record: mta-out3.pod29.euw1.zdsys.com

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: mta-out3.pod29.euw1.zdsys.com
0.5562 ms
Inactive: 2
Inactive
Response in: 4.2076859 seconds
Amount of searched blacklists: 25 (2 inactive)