DNSBL Spam Check

Checked IP: 198.37.156.251
rDNS/PTR record: o19837156x251.outbound-mail.sendgrid.net

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: o19837156x251.outbound-mail.sendgrid.net
13.7379 ms
Inactive: 2
Inactive
Response in: 5.1000218 seconds
Amount of searched blacklists: 26 (2 inactive)