DNSBL Spam Check

Checked IP: 2a03:4000:0:1::e1aa
rDNS/PTR record: smtp.netcup.net

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: smtp.netcup.net
14.8830 ms
Inactive: 2
Inactive
Response in: 2.1146529 seconds
Amount of searched blacklists: 25 (2 inactive)