Posting with XMLHttpRequest works only on same page

Welcome Back!

If you are POSTing to a page on the same server (Now that I take a second look at your post, that looks like what you are trying to do >>>> ignore this post and see the one from Admin below

The reason why this is not working is because only web browsers are allowed to request your site, and we don’t allow API hosting here.

However, as you have a custom domain name, you can bypass this system by using Cloudflare: