An MCP server for checking availability of domain names, social media handles, and subreddits. Returns clean JSON responses suitable for programmatic use.
internetnamesmcp is an MCP project maintained in the drewster99/internetnamesmcp repository. The maintainer describes its purpose as “An MCP server for checking availability of domain names, social media handles, and subreddits. Returns clean JSON responses suitable for programmatic use”. Read the project documentation for the complete scope.
Project documentation · Repository · Discovery listing. This profile records the public documentation checked on 2026-10-08.
Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.
| Tool | What it does |
|---|---|
| Concatenations | redsweater, sweaterred |
| names | list[str] |
| tlds | list[str] |
| method | str |
| only_report_available | bool |
| username | str |
| platforms | list[str] |
| Platform | Method |
| X signup's username availability endpoint | |
| Profile page, then Instagram signup's username validation | |
| threads | Follows Instagram (Threads handles are Instagram usernames); profile page for the URL |
| bluesky | com.atproto.temp.checkHandleAvailability on bsky.social, for .bsky.social |
| Reddit's username_available endpoint | |
| tiktok | Profile page's embedded user status |
| youtube | @handle page status |
| twitch | Twitch web GraphQL user lookup, including suspended and deleted accounts |
| github | GitHub REST API user lookup (users and organizations; 60 lookups/hour without a token) |
| snapchat | snapchat.com/@username page status |
| Profile page title, or the page's embedded "User not found" error | |
| kick | Kick public channel API, plus the hyphenated slug Kick gives some underscore usernames |
| substack | Whether .substack.com serves or redirects (publication subdomains, not Substack user handles) |
| components | list[str] |
| require_all_tlds_available | bool |
| also_include_hyphens | bool |
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