Xfinity is Comcast's brand name for their internet service. It was created in 2006 and is now owned by Charter Communications.
Xfinity is a subsidiary of Comcast Corporation, a global provider of cable television, Internet access, home phone, and voice over internet protocol (VoIP) services. Xfinity provides broadband service, including high-speed internet, digital video, and telephone services, to customers in the United States.