File header of commonly used files-hexadecimal

Format: file description (suffix name), file header (hex): file header identification (hexadecimal)

PNG (png), file header (hex): 89504E47
PNGImageFile (png), file header (hex): 89504E470D0A
JPEG (jpg), file header (hex): FFD8FF
GIF (gif), file header (hex): 47494638
TIFF ( tif), file header (hex): 49492A00
GzipArchiveFile (gz; tar; tgz), file header (hex): 1F8B
AdobeAcrobat (pdf), file header (hex): 255044462D312E
EXE (EXE), file header (hex): 4D5A90
Windows Bitmap (bmp), file header (hex): 424D
CAD (dwg), file header (hex): 41433130
Adobe Photoshop (psd), file header (hex): 38425053
Rich Text Format (rtf), file header (hex) : 7B5C727466
XML (xml), file header (hex): 3C3F786D6C
HTML (html), file header (hex): 68746D6C3E
Email [thorough only] (eml), file header (hex): 44656C69766572792D646174653A
Outlook Express (dbx), file header (hex): CFAD12FEC5FD746F
Outlook (pst), file header (hex): 2142444E
MS Word/Excel (xls.or.doc), file header (hex): D0CF11E0
MS Access (mdb), file header (hex): 5374616E64617264204A
WordPerfect ( wpd ), file header (hex): FF575043
Postscript (eps.or. ps), file header (hex): 252150532D41646F6265
Adobe Acrobat (pdf), file header (hex): 255044462D312E
Quicken (qdf), file header (hex): AC9EBD8F
Windows Password (pwl), file header (hex): E3828596
ZIP Archive (zip), file header (hex): 504B0304
RAR Archive (rar), file header (hex): 52617221
Wave (wav), file header (hex): 57415645
AVI (avi), file header (hex): 41564920
Real Audio (ram), file header (hex): 2E7261FD
Real Media (rm), file header (hex): 2E524D46
MPEG (mpg), file header (hex): 000001BA
MPEG (mpg), file header (hex): 000001B3
Quicktime ( mov), file header (hex): 6D6F6F76
Windows Media (asf), file header (hex): 3026B2758E66CF11
MIDI (mid), file header (hex): 4D546864