Thank you for testing my debug API. It looks fine. I have no idea why Apple reviewers can't connect to my server with my app but my testers can.
Torita
Users receive reputation points by contributing quality content to the forums.
Posts include post and replies published on the forums.
Post authors can mark replies as Accepted to indicate successful solutions.
Apple Developer Forums admins can mark replies as Apple Recommended to indicate an approved solution
Post
Replies
Boosts
Views
Activity
Thank you for help. After we change our free (no-ip.com) DNS to a paid DNS, my app finally passed review!