DNSBL Spam Check

Checked IP: 194.9.168.20
rDNS/PTR record: isp1.ostblox.de

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: isp1.ostblox.de
0.4759 ms
Inactive: 2
Inactive
Response in: 5.2529972 seconds
Amount of searched blacklists: 26 (2 inactive)