All File Signatures & Extensions
Search by extension, format name, or MIME type to jump straight to a canonical signature page with validation code and source attribution.
PufferASCII-armored encrypted archive
N/A
Primary Hex
42 65 67 69 6E 20 50 75 66 66 65 72 20 44 61 74 61 0D 0A
AR
application/x-archive
Primary Hex
3D 3C 61 72 3E
Internet Archive ARC (web archive)
application/x-internet-archive
Primary Hex
66 69 6C 65 64 65 73 63 3A 2F 2F
Webex Advanced Recording Format files
N/A
Primary Hex
01 00 02 00
Compressed archive file
application/x-arj
Primary Hex
60 EA
AOL history
N/A
Primary Hex
D4 2A
AOL ART file
N/A
Primary Hex
4A 47 03 0E
ASC
application/pgp-keys
Primary Hex
2D 2D 2D 2D 2D 42 45 47 49 4E 20 50 47 50 20 50 55 42 4C 49 43 20 4B 45 49 20 42 4C 4F 43 4B 2D 2D 2D 2D 2D
Microsoft Windows Media Audio/Video File
video/x-ms-asf
Primary Hex
30 26 B2 75