DNSBL Spam Check

Checked IP: 51.79.116.56
rDNS/PTR record: grid56.mailgrid.net.br

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: grid56.mailgrid.net.br
99.4222 ms
Inactive: 2
Inactive
Response in: 8.680331 seconds
Amount of searched blacklists: 26 (2 inactive)