Technical MIME Specification & Web Server Guide

application/x-quicktime

Technical overview, official IANA specification, header magic bytes, and server configuration snippets for .QUICKTIME files (QUICKTIME File Format).

File Extension

.quicktime

Content-Type Header

Format Category

General Files

Standard Specification

IANA Registered Standard

Description & Usage

Binary or text file format identified by extension .quicktime

HTTP Server Content-Type Configuration Code

# Nginx mime.types configuration for .quicktime
types {
    application/x-quicktime    quicktime;
}

OS Compatibility Matrix

Windows

macOS

Linux

Android

iOS

Want to test header signatures or binary files?

Run binary magic byte inspection in Magic Byte Detector.

Frequently Asked Questions

The official MIME content type for .quicktime files is "application/x-quicktime". Web servers use this header to instruct browsers how to render or process .quicktime data.