DNSBL Spam Check

Checked IP: 90.153.11.131
rDNS/PTR record: mx1.optibelt.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: mx1.optibelt.com
23.4590 ms
Inactive: 2
Inactive
Response in: 9.258039 seconds
Amount of searched blacklists: 26 (2 inactive)