Publish Azure App Services with Application Gateway
We recently configured this scenario to facilitate some internal testing. The below screen shots show the main areas to configure to get 2 or more back-end App Services hosting websites, Apis, etc, published via Azure Application Gateway and a single host name. This can be configured in various ways, and there are many other ways to do effect this functionality, e.g. API management. However, for our purposes the below worked ok for the situation.