DNSBL Spam Check

Checked IP: 52.21.56.130
rDNS/PTR record: ec2-52-21-56-130.compute-1.amazonaws.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: ec2-52-21-56-130.compute-1.amazonaws.com
53.4000 ms
Inactive: 2
Inactive
Response in: 4.6273441 seconds
Amount of searched blacklists: 26 (2 inactive)