Exotel API Call.., I am getting an Error (site cant be reached) while calling Exotel API

Question

I am getting the error that Site cant be reached when i make Exotel API call.

HTML Forms

https://:@/v1/Accounts//Calls/connect

From:

To:


CallerId:

CallType:


StatusCallBack:

If you click the "Submit" button, the form-data will be sent to a page called "/action_page.php".