DNSBL Spam Check

Checked IP: 159.183.120.59
rDNS/PTR record: wfbttvpb.outbound-mail.sendgrid.net

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: wfbttvpb.outbound-mail.sendgrid.net
4.0109 ms
Inactive: 2
Inactive
Response in: 1.9475369 seconds
Amount of searched blacklists: 26 (2 inactive)