multipart/*
multipart/byteranges
Response format for HTTP range requests returning multiple ranges.
What is multipart/byteranges?
multipart/byteranges is the response Content-Type when a server returns multiple byte ranges in a single 206 Partial Content response.
Typical usage
Video seeking, resumable downloads, PDF page-by-page loading.
HTTP header example
Response header
Content-Type: multipart/byterangesReference
RFC 7233