DNSBL Spam Check

Checked IP: 193.239.2.21
rDNS/PTR record: massmail2.alef.com

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: massmail2.alef.com
58.7690 ms
Inactive: 2
Inactive
Response in: 4.5986769 seconds
Amount of searched blacklists: 25 (2 inactive)