DNSBL Spam Check

Checked IP: 2a00:17c8:0:0:0:0:0:20a
rDNS/PTR record: mx1.post.ch

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: mx1.post.ch
0.4191 ms
Inactive: 2
Inactive
Response in: 2.440356 seconds
Amount of searched blacklists: 26 (2 inactive)