DNSBL Spam Check

Checked IP: 2a01:4f8:161:e00:0:0:0:4
rDNS/PTR record: mailcow.kms.onl

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: mailcow.kms.onl
33.1881 ms
Inactive: 2
Inactive
Response in: 7.991215 seconds
Amount of searched blacklists: 25 (2 inactive)