Comcast is a service provider that provides internet access to businesses and personal homes.
Home Web Hosting
It appears that Comcast's policies disallow use of their internet service for using a server at your home as your webhost.
Under "section I. Prohibited Uses and Activities":
use or run dedicated, stand-alone equipment or servers from the Premises that provide network content or any other services to anyone outside of your Premises local area network (“Premises LAN”), also commonly referred to as public services or servers. Examples of prohibited equipment and servers include, but are not limited to, email, web hosting, file sharing, and proxy services and servers;
- web hosting
- Criticism, is anti-privacy, pro-surveillance: 2019-10-23 Vice: Comcast Is Lobbying Against Encryption That Could Prevent it From Learning Your Browsing History