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.
MPEG video fileTrailer:00 00 01 B7
video/mpeg
Primary Hex
00 00 01 B3
MPEG video fileTrailer:00 00 01 B7
video/mpeg
Primary Hex
00 00 01 BA
MPG4
video/mp4
Primary Hex
66 74 79 70 6D 70 34 31
MPGA
audio/mpeg
Primary Hex
FF F2
MPX
application/x-project
Primary Hex
4D 50 58 2C 4D 69 63 72 6F 73 6F 66 74 20 50 72 6F 6A 65 63 74 20 66 6F 72 20 57 69 6E 64 6F 77 73 2C
MS
text/troff
Primary Hex
2E 5C 22
MSA
application/vnd.msa-disk-image
Primary Hex
0E 0F
Microsoft Management Console Snap-in Control file
N/A
Primary Hex
3C 3F 78 6D 6C 20 76 65 72 73 69 6F 6E 3D 22 31 2E 30 22 3F 3E 0D 0A 3C 4D 4D 43 5F 43 6F 6E 73 6F 6C 65 46 69 6C 65 20 43 6F 6E 73 6F 6C 65 56 65 72 73 69 6F 6E 3D 22
Thunderbird|Mozilla Mail Summary File
N/A
Primary Hex
2F 2F 20 3C 21 2D 2D 20 3C 6D 64 62 3A 6D 6F 72 6B 3A 7A