The phrase "a website that serves" is correct and usable in written English.
It can be used to describe the function or purpose of a website, indicating that it provides a specific service or information.
Example: "We created a website that serves as a hub for all our community events and activities."
Alternatives: "a site that provides" or "a platform that offers".
On the contrary, however, creating and maintaining a website that serves as a file-sharing platform not only brings no profit but it invariably requires time, effort and, in most cases, the commitment of personal resources.
Based on this observation, they developed WikiDashboard, a website that serves up Wikipedia entries but adds a chart to the top of each page revealing its recent edit history.
The publisher of a website that serves as a platform for white nationalism was a guest last weekend at the home of President Trump's top economic adviser, Larry Kudlow.
You can make a gift through a website that serves as a clearinghouse for charitable donations.
The group belongs to Meetup.com, a website that serves as the largest network of local groups.
Cryptum appeared on multiple bestseller lists after promotion on Halo Waypoint, a website that serves as a hub for Halo-related information.
After 14 years, a website that served as a home for many of my journalist colleagues will move into the shadowy archive of internet history.
We code a website that served a particular US state as competing with Craigslist if Craigslist entered at least one city in that state.
Those concerns are especially relevant here, where DOJ is investigating a website that served as a hub for the planning and exercise of First Amendment-protected activities".
From about December 2011 to October 2013, FAIELLA ran an underground Bitcoin exchange on the Silk Road website, a website that served as a sprawling and anonymous black market bazaar where illegal drugs of virtually every variety were bought and sold regularly by the site's users.
Just last week, Breitbart, a conservative website that serves as a platform for white nationalists, posted a story titled "Soros Army in Alabama to Register Convicted Felons to Vote Against Roy Moore".
