Custom domains and SSL settings allow us to customize the URL for our application and apply certificates to encrypt connections and increase security. These are directly connected as you can't apply a valid SSL certificate without a custom domain for your Web App.
An Azure Web App, by default, has the URL customname.azurewebsites.net (where in customname is the name you provided while creating the Web App). In order to simplify access, you can use a custom URL that you already own or you can buy a new domain. There is even the option to buy a new domain through the Azure portal, but the offer is not provided by Microsoft, but by partners. If you buy a new domain through the Azure portal, this will ...