MIMEタイプ検索
ファイル拡張子からMIMEタイプを検索、またはMIMEタイプから拡張子を逆引き。
100% client-side · no upload
How to use
- Type a file extension (without the dot, e.g.
mp4) or a full MIME type (e.g.video/mp4). - Click Look Up or press Enter.
- See the matching MIME type or all extensions that match that MIME type.
Related file tools
- File Extension List — searchable reference of 150+ extensions
- File Size Converter — convert between bytes, KB, MB, GB
- File Hash Compare — verify two files are identical
よくある質問
- Is this MIME type lookup tool free?
- Yes, completely free with no signup and no usage limits.
- Does my data leave my device?
- No. All lookups run entirely in your browser using a local database. Nothing is sent to any server.
- Does it work on mobile?
- Yes. The tool is mobile-first and works on iPhone Safari and Android Chrome.
Last updated: By jarvisbox