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Uploading Files > RadUpload > MIME Types

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IE serves different mime-types for the same files than Mozilla/Firefox - for example, the JPG files are uploaded with image/pjpeg mime-type when using IE and image/jpeg, when using Firefox.

Also the mime-type is not determined only by using the file extension. For example if you try to upload a text file, but with extension JPG, it still will be uploaded with text/plain mime-type. Since this isn't obvious at all, we usually recommend disabling the mime-type checks in RadUpload.



Extension

MIME type

.3dm

x-world/x-3dmf

.3dmf

x-world/x-3dmf

.a

application/octet-stream

.aab

application/x-authorware-bin

.aam

application/x-authorware-map

.aas

application/x-authorware-seg

.abc

text/vnd.abc

.acgi

text/html

.afl

video/animaflex

.ai

application/postscript

.aif

audio/aiff

.aif

audio/x-aiff

.aifc

audio/aiff

.aifc

audio/x-aiff

.aiff

audio/aiff

.aiff

audio/x-aiff

.aim

application/x-aim

.aip

text/x-audiosoft-intra

.ani

application/x-navi-animation

.aps

application/mime

.arc

application/octet-stream

.arj

application/arj

.arj

application/octet-stream

.art

image/x-jg

.asf

video/x-ms-asf

.asm

text/x-asm

.asp

text/asp

.asx

application/x-mplayer2

.asx

video/x-ms-asf

.asx

video/x-ms-asf-plugin

.au

audio/basic

.au

audio/x-au

.avi

application/x-troff-msvideo

.avi

video/avi

.avi

video/msvideo

.avi

video/x-msvideo

.avs

video/avs-video

.bcpio

application/x-bcpio

.bin

application/mac-binary

.bin

application/macbinary

.bin

application/octet-stream

.bin

application/x-binary

.bin

application/x-macbinary

.bm

image/bmp

.bmp

image/bmp

.bmp

image/x-windows-bmp

.boo

application/book

.book

application/book

.boz

application/x-bzip2

.bsh

application/x-bsh

.bz

application/x-bzip

.bz2

application/x-bzip2

.c

text/plain

.c

text/x-c

.c++

text/plain

.cat

application/vnd.ms-pki.seccat

.cc

text/plain

.cc

text/x-c

.ccad

application/clariscad

.cco

application/x-cocoa

.cdf

application/cdf

.cdf

application/x-cdf

.cdf

application/x-netcdf

.cer

application/pkix-cert

.cer

application/x-x509-ca-cert

.cha

application/x-chat

.chat

application/x-chat

.class

application/java

.class

application/java-byte-code

.class

application/x-java-class

.com

application/octet-stream

.com

text/plain

.conf

text/plain

.cpio

application/x-cpio

.cpp

text/x-c

.cpt

application/mac-compactpro

.cpt

application/x-compactpro

.cpt

application/x-cpt

.crl

application/pkcs-crl

.crl

application/pkix-crl

.crt

application/pkix-cert

.crt

application/x-x509-ca-cert

.crt

application/x-x509-user-cert

.csh

application/x-csh

.csh

text/x-script.csh

.css

application/x-pointplus

.css

text/css

.cxx

text/plain

.dcr

application/x-director

.deepv

application/x-deepv

.def

text/plain

.der

application/x-x509-ca-cert

.dif

video/x-dv

.dir

application/x-director

.dl

video/dl

.dl

video/x-dl

.doc

application/msword

.dot

application/msword

.dp

application/commonground