DNSBL Spam Check

Checked IP: 192.174.81.50
rDNS/PTR record: mta-81-50.sparkpostmail.com

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: mta-81-50.sparkpostmail.com
8.3921 ms
Inactive: 2
Inactive
Response in: 8.894768 seconds
Amount of searched blacklists: 25 (2 inactive)