DNSBL Spam Check

Checked IP: 52.137.25.221
rDNS/PTR record: mail.info.noordhoff.nl

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: mail.info.noordhoff.nl
13.9000 ms
Inactive: 2
Inactive
Response in: 2.2116399 seconds
Amount of searched blacklists: 26 (2 inactive)