DNSBL Spam Check

Checked IP: 50.31.37.23
rDNS/PTR record: o1.sendgridmail.tm2app.com

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: o1.sendgridmail.tm2app.com
7.7882 ms
Inactive: 2
Inactive
Response in: 5.0744541 seconds
Amount of searched blacklists: 25 (2 inactive)