DNSBL Spam Check

Checked IP: 159.183.84.27
rDNS/PTR record: wfbtrqkb.outbound-mail.sendgrid.net

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: wfbtrqkb.outbound-mail.sendgrid.net
12.0890 ms
Inactive: 2
Inactive
Response in: 5.3937771 seconds
Amount of searched blacklists: 25 (2 inactive)