DNSBL Spam Check

Checked IP: 51.140.54.90
rDNS/PTR record: mail.sym-online.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: mail.sym-online.com
7.8561 ms
Inactive: 2
Inactive
Response in: 9.184562 seconds
Amount of searched blacklists: 26 (2 inactive)