DNSBL Spam Check

Checked IP: 212.123.28.40
rDNS/PTR record: retail-smtp-out-22001.amazon.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: retail-smtp-out-22001.amazon.com
51.4870 ms
Inactive: 2
Inactive
Response in: 3.7316639 seconds
Amount of searched blacklists: 26 (2 inactive)