DNSBL Spam Check

Checked IP: 2a05:43c0:0:0:0:0:0:4
rDNS/PTR record: mail.datonet.cz

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: mail.datonet.cz
448.9961 ms
Inactive: 2
Inactive
Response in: 2.630038 seconds
Amount of searched blacklists: 25 (2 inactive)