File Extension Seeker

Metasearch engine for file extensions - Find info about unknown file extensions or filetypes lightning fast!

File extension M21 filetypes

Website  EXT   Filetype description                                    
   FILExt M21  AXMEDIS MPEG-21 File (AxMediaTech S.R.L.)
   FileInfo M21  AXMEDIS MPEG-21 File
   DotWhat M21  AXMEDIS MPEG
   FileInfo M21  MPEG-21 File
   File Extensions M21  MPEG-21 video data
   DotWhat M21  MPEG

Found 6 item(s). Click on the websites' links above for the details!

    

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(Total: 1.21 ms - Query: 0.99 ms)