Find domains that start with the given string.

Return an array of Second Level Domains thats start with domain.

The domain parameter must be a Second Level Domain (eg.: example)

Example: /api/starts/reddit returns ["reddit", "redditmedia", "redditstatistic", ...].

If Accept header is set to text/plain, this endpoint returns a newline delimetered text of the list.

Note

• The domain's length mist be greater than 4 character.
• Only the SLDs are sent in the response to save CPU and RAM on the server side and save bandwith on both client- and server-side.