DNSBL Spam Check

Checked IP: 156.70.53.37
rDNS/PTR record: mta-70-53-37.sparkpostmail.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: mta-70-53-37.sparkpostmail.com
14.2841 ms
Inactive: 2
Inactive
Response in: 4.9142981 seconds
Amount of searched blacklists: 26 (2 inactive)