video/h263-1998 is a video media type.
Quick facts
What is video/h263-1998
video/h263-1998 is one of the video media types used on the internet. When serving this content over HTTP, set the Content-Type header in the response, for example:
Content-Type: video/h263-1998
Relation chain
Related MIME types
Used with
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Frequently asked questions
video/h263-1998 is a video media type used to identify a content format; servers announce it to clients with the Content-Type header.
Extensions such as none registered are associated with this MIME type.
Send Content-Type: video/h263-1998 in the HTTP response.
Sources & standards
Updated 2026-08-18
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