All File Signatures & Extensions
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Skype user data file
Primary Hex
6C 33 33 6C
Psion Series 3 Database file
Primary Hex
4F 50 4C 44 61 74 61 62 61 73 65 46 69 6C 65
Outlook Express e-mail folder
Primary Hex
CF AD 12 FE
AOL HTML mail file
Primary Hex
3C 21 64 6F 63 74 79 70
Digital Imaging and Communications in Medicine
Primary Hex
44 49 43 4D
DCR
Primary Hex
52 49 46 58
Graphics Multipage PCX bitmap file
Primary Hex
B1 68 DE 3A
DEB
Primary Hex
21 3C 61 72 63 68 3E 0A 64 65 62 69 61 6E 2D 62 69 6E 61 72 79
DER
Primary Hex
30 80
Dalvik executable file
Primary Hex
64 65 78 0A
DFONT
Primary Hex
00 01 00 00 00
Windows
Primary Hex
42 4D
DIFF
Primary Hex
64 69 66 66 20
DIR
Primary Hex
52 49 46 58
DJV
Primary Hex
41 54 26 54 46 4F 52 4D
DJVU
Primary Hex
41 54 26 54 46 4F 52 4D
Windows/DOS executable file
Primary Hex
4D 5A
Mac OS X Disk Copy Disk Image file
Primary Hex
6B 6F 6C 79
libpcap/tcpdump packet capture
Primary Hex
A1 B2 C3 D4
Amiga DiskMasher compressed archive
Primary Hex
44 4D 53 21
An Object Linking and Embedding
Primary Hex
D0 CF 11 E0 A1 B1 1A E1
Microsoft Office Open XML Format
Primary Hex
50 4B 03 04
An Object Linking and Embedding
Primary Hex
D0 CF 11 E0 A1 B1 1A E1
Society of Motion Picture and Television Engineers
Primary Hex
53 44 50 58