Go to extension configuration
https://winscp.net/eng/docs/ui_pref_commands
https://winscp.net/eng/docs/extension_generate_http_url#options

And set:
Web root path = /htdocs
Web server hostname override = wez.rf.gd

Currently there is generate HTTP url:


but that generates:


and that doesnt work with some hosts:
http://ftpupload.net/htdocs/*ealth/hormones/progesterone/index.html

as my page is:
https://wez.rf.gd/*ealth/hormones/progesterone/index.html

* = h

Extra:
I posted this thread and it showed me: