What IP address do success and error hooks come from? January 09, 2018 14:08 Updated The Success Hooks and the Error Hooks come from the following IP Addresses: US Environment 18.104.22.168 UK Environment 22.214.171.124 Related articles Why have I received two success hooks for the same DirectIDUID? Do we need to notify you if we change our IP Address? Do you have Test Bank Credentials that I could use? Why is transaction data missing for a User?