audio/mp4
Audio in an MP4 container, usually AAC in an .m4a file.
- Extensions
- .m4a .mp4a
- Header
Content-Type: audio/mp4- Registered
- Yes, in the IANA media type registry.
What servers send
The type each server's own mime.types gives these extensions, as it ships.
| Extension | Apache httpd 2.4.69 | nginx 1.31.6 |
|---|---|---|
| .m4a | audio/mp4 | audio/x-m4a |
| .mp4a | audio/mp4 | Not listed |