DNSBL Spam Check

Checked IP: 209.242.88.12
rDNS/PTR record: relay-day.nielsen.com

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: relay-day.nielsen.com
201.5891 ms
Inactive: 2
Inactive
Response in: 5.321758 seconds
Amount of searched blacklists: 25 (2 inactive)