DNSBL Spam Check

Checked IP: 185.171.81.90
rDNS/PTR record: mta-tw-173.gca.su

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: mta-tw-173.gca.su
146.5890 ms
Inactive: 2
Inactive
Response in: 4.5833631 seconds
Amount of searched blacklists: 25 (2 inactive)