DNSBL Spam Check

Checked IP: 144.208.213.4
rDNS/PTR record: smtprelay03.redbull.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: smtprelay03.redbull.com
178.5190 ms
Inactive: 2
Inactive
Response in: 5.2266221 seconds
Amount of searched blacklists: 26 (2 inactive)