DNSBL Spam Check

Checked IP: 2001:638:612:1::180
rDNS/PTR record: postman.helmholtz-hzi.de

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: postman.helmholtz-hzi.de
310.1311 ms
Inactive: 2
Inactive
Response in: 2.6655581 seconds
Amount of searched blacklists: 25 (2 inactive)