Hthdev.com blocked mobile data

This means you have been blocked by hthdev.com. If you are site owner, you can check your Security Event.

If you are not owner, you can contact the site owner & provide them the Ray ID you see on the error page.

Cloudflare provides tools used by the site owner, and they have no control over how the site uses those tools. Only the site operator can make changes to their configuration.