Mime Type Lookup
Free Mime Type Lookup on AboveTool. Inspect files, hashes, magic bytes, and encodings in your browser — private, no upload.
Mime Type Lookup
maps common MIME types to extensions and short descriptions for quick reference
Private by design — files and text stay on this device. Results are indicative helpers, not forensic certification.
About Mime Type Lookup
Mime Type Lookup is maps common MIME types to extensions and short descriptions for quick reference. It works by calculating reads local File/ArrayBuffer data, applies byte and text analysis, then shows results on-page. Servers can lie about Content-Type — always cross-check with magic bytes when it matters. Mime Type Lookup runs free in your browser at abovetool.com — no signup, instant results.
How to use
- Upload a file or paste text, depending on the tool.
- Tune options such as byte limit, hash algorithm, or encoding.
- Click Analyze to inspect bytes, hashes, MIME clues, or text — all locally.
Features
- Magic-byte, hash, hex, entropy, and string analysis
- Multi-file compare and extension/magic validation
- Text encoding, MIME lookup, and line-ending tools
- 100% private — files never leave your browser
Frequently asked questions
What is Mime Type Lookup for?
Mime Type Lookup is maps common MIME types to extensions and short descriptions for quick reference.
How does Mime Type Lookup calculate the result?
It calculates reads local File/ArrayBuffer data, applies byte and text analysis, then shows results on-page.
Any tips for using this calculator?
Servers can lie about Content-Type — always cross-check with magic bytes when it matters.
Is Mime Type Lookup free on AboveTool?
Yes. Mime Type Lookup is free to use on abovetool.com with no account required, and results are calculated instantly in your browser.