DNSBL Spam Check

Checked IP: 159.183.215.188
rDNS/PTR record: wfbtdtbc.outbound-mail.sendgrid.net

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: wfbtdtbc.outbound-mail.sendgrid.net
11.6990 ms
Inactive: 2
Inactive
Response in: 4.6461129 seconds
Amount of searched blacklists: 26 (2 inactive)