DNSBL Spam Check

Checked IP: 2a01:4f8:c17:280d::1
rDNS/PTR record: mail.geoportal.ruhr

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: mail.geoportal.ruhr
16.8421 ms
Inactive: 2
Inactive
Response in: 2.1950281 seconds
Amount of searched blacklists: 25 (2 inactive)