DNSBL Spam Check

Checked IP: 2a00:1158:400:1:0:0:0:a1
rDNS/PTR record: smtprelay01.ispgateway.de

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: smtprelay01.ispgateway.de
17.6249 ms
Inactive: 2
Inactive
Response in: 7.3747709 seconds
Amount of searched blacklists: 25 (2 inactive)