MIME-тип .mp4 (video/mp4)
The standard MIME type for MP4 video streams is video/mp4, supporting hardware-accelerated playback and streaming.
Video
.mp4 RFC 4337
Nginx mime.types
types {
video/mp4 mp4 m4v;
} Apache .htaccess
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FAQ
What is the official MIME type for .mp4 files?
The standard MIME type for .mp4 files is "video/mp4". It is standardized under RFC 4337 and categorized as Video.
How do I configure Nginx to serve .mp4 with the correct Content-Type?
Add the mapping to your mime.types file or http block: types { video/mp4 mp4 m4v; }
Why do browsers require the correct Content-Type header?
Modern browsers enforce strict MIME type checking (especially with X-Content-Type-Options: nosniff). If an asset is served with the wrong MIME type, browsers may refuse to render styles, execute scripts, or display graphics.