MIME Type Lookup
Find the MIME type (content type) for a file extension, or the extensions for a MIME type. Covers documents, images, audio, video, fonts and code.
Free · No upload · 100% on your device
How to use MIME Type Lookup
- Type or paste your text.
- The result updates as you type.
- Copy the result or download it as a file.
Private by design. Everything you type, open or record is processed in this browser tab and is never uploaded to KittySuite.
About MIME Type Lookup
Servers send the MIME type in the Content-Type header so browsers know how to handle a file. Type an extension such as webp or docx, or part of a type such as video/. To identify an unknown file by its contents, use File Type Detector.
Everything runs in this browser tab: your text is never uploaded or stored, and the result updates as you type. It keeps working offline once the page has loaded.
MIME Type Lookup: frequently asked questions
How do I find the MIME type of a file extension?
Type the extension, such as webp or docx, to see its MIME type.
Can I search by MIME type?
Yes. Type part of a type, such as video/, to list matching extensions.
Why does the MIME type matter?
Servers send it in the Content-Type header so browsers know how to handle a file.
How do I identify an unknown file?
Use File Type Detector, which reads the file’s contents rather than its name.