Is it possible to specify an IP address for the callback domain of user authorization? August 14, 2024 10:17 Updated No, it is not possible to specify an IP address. Please specify a domain. Related articles Tell me how to handle the "EXPECTATION_FAILED(08100017)" error in User Account Link. What are the application items required to connect to the production environment? How do I test Grant Points API errors cases? Transition of user authorization screen (WEB base) What is the restriction of IP address in using OpenPayment(OPA)? Return to top Back to Home