Configure a site behind the Security Zone in Cloudflare
Security Zone the default zone where we put a new site if there is no explicit instruction to put it under Performance Zone.
Login to Cloudflare
select Convesio.io
Click TLS/SSL from the menu
Select Custom Hostnames tab
Click Add Custom Hostname button
Key in your hostname in the Custom Hostname field and make sure Minimum TLS version is set to TLS 1.2.
Set Custom origin server as provided. The custom origin name pattern is fallback.[cluster].convesio.io. For example, fallback.h5.convesio.io
Finish the process by clicking Add Custom Hostname button.