font/*

font/woff

File extensions: .woff

Web Open Font Format — original web font container.

What is font/woff?

font/woff is WOFF version 1 — the original web font container using zlib compression. Superseded by WOFF2 but still used as a fallback for older browsers.

Typical usage

Legacy browser support fallback for @font-face.

HTTP header example

Response header

Content-Type: font/woff

Reference

W3C WOFF 1

Related MIME types

font/woff2

WOFF2

font/ttf

TrueType (TTF)