ASP.NET is the next generation of the ASP web scripting language. It provides a complete environment for content management and sharing over the Internet. ASP.NET is a web application framework developed and marketed by Microsoft to allow programmers to build dynamic web sites, web applications and web services.
ASP.NET web hosting refers to the web hosting company who can support Windows server. Now there’re 2 main kinds of windows servers – Windows 2003 & 2008 server. You can host your ASP.NET website on the Windows web hosting who can support ASP.NET application.