Whitelist IPs
From wiki.taptica.com
Taptica IPs to whitelist
If a publisher wants to limit postback calls to certain IP addresses, they need to whitelist several IP addresses:
OLD
216.223.26.61
216.223.26.180
216.223.26.179
217.65.40.12
217.65.40.13
217.65.40.14
NEW
67.226.210.4
Taptica recommends visiting this page on a regular basis and update your whitelist accordingly.