DNSBL Spam Check

Checked IP: 91.90.157.20
rDNS/PTR record: mx.sixdata.de

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: mx.sixdata.de
114.0289 ms
Inactive: 2
Inactive
Response in: 1.8568969 seconds
Amount of searched blacklists: 26 (2 inactive)