DNSBL Spam Check

Checked IP: 172.104.54.43
rDNS/PTR record: 172-104-54-43.ip.linodeusercontent.com

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: 172-104-54-43.ip.linodeusercontent.com
10.7710 ms
Inactive: 2
Inactive
Response in: 4.89378 seconds
Amount of searched blacklists: 25 (2 inactive)