root@ubuntu:~# fdisk -lu
Disk /dev/sda: 123.5 GB, 123522416640 bytes
255 heads, 63 sectors/track, 15017 cylinders, total 241254720 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x0f800000
Device Boot Start End Blocks Id System
/dev/sda1 * 63 241248104 120624021 a5 FreeBSD
root@ubuntu:~# dd if=/dev/sda bs=512 count=1 2>/dev/null | hexdump -C
00000000 fc 31 c0 8e c0 8e d8 8e d0 bc 00 7c 89 e6 bf 00 |.1.........|....|
00000010 06 b9 00 01 f3 a5 89 fd b1 08 f3 ab fe 45 f2 e9 |.............E..|
00000020 00 8a f6 46 bb 20 75 08 84 d2 78 07 80 4e bb 40 |...F. u...x..N.@|
00000030 8a 56 ba 88 56 00 e8 fc 00 52 bb c2 07 31 d2 88 |.V..V....R...1..|
00000040 6f fc 0f a3 56 bb 73 19 8a 07 bf 87 07 b1 03 f2 |o...V.s.........|
00000050 ae 74 0e b1 0b f2 ae 83 c7 09 8a 0d 01 cf e8 c5 |.t..............|
00000060 00 42 80 c3 10 73 d8 58 2c 7f 3a 06 75 04 72 05 |.B...s.X,.:.u.r.|
00000070 48 74 0d 30 c0 04 b0 88 46 b8 bf b2 07 e8 a6 00 |Ht.0....F.......|
00000080 be 7b 07 e8 b2 00 8a 56 b9 4e e8 8e 00 eb 05 b0 |.{.....V.N......|
00000090 07 e8 b0 00 30 e4 cd 1a 89 d7 03 7e bc b4 01 cd |....0......~....|
000000a0 16 75 0d 30 e4 cd 1a 39 fa 72 f2 8a 46 b9 eb 16 |.u.0...9.r..F...|
000000b0 30 e4 cd 16 88 e0 3c 1c 74 f1 2c 3b 3c 04 76 06 |0.....<.t.,;<.v.|
000000c0 2c c7 3c 04 77 c9 98 0f a3 46 0c 73 c2 88 46 b9 |,.<.w....F.s..F.|
000000d0 be 00 08 8a 14 89 f3 3c 04 9c 74 0a c0 e0 04 05 |.......<..t.....|
000000e0 be 07 93 c6 07 80 53 f6 46 bb 40 75 08 bb 00 06 |......S.F.@u....|
000000f0 b4 03 e8 59 00 5e 9d 75 06 8a 56 b8 80 ea 30 bb |...Y.^.u..V...0.|
00000100 00 7c b4 02 e8 47 00 72 86 81 bf fe 01 55 aa 0f |.|...G.r.....U..|
00000110 85 7c ff be 85 07 e8 19 00 ff e3 b0 46 e8 24 00 |.|..........F.$.|
00000120 b0 31 00 d0 eb 17 0f ab 56 0c be 78 07 e8 eb ff |.1......V..x....|
00000130 89 fe e8 03 00 be 85 07 ac a8 80 75 05 e8 04 00 |...........u....|
00000140 eb f6 24 7f 53 bb 07 00 b4 0e cd 10 5b c3 8a 74 |..$.S.......[..t|
00000150 01 8b 4c 02 b0 01 56 89 e7 f6 46 bb 80 74 13 66 |..L...V...F..t.f|
00000160 6a 00 66 ff 74 08 06 53 6a 01 6a 10 89 e6 48 80 |j.f.t..Sj.j...H.|
00000170 cc 40 cd 13 89 fc 5e c3 20 20 a0 0a 44 65 66 61 |.@....^. ..Defa|
00000180 75 6c 74 3a a0 0d 8a 00 05 0f 01 06 07 0b 0c 0e |ult:............|
00000190 83 a5 a6 a9 0d 0c 0b 0a 09 08 0a 0e 11 10 01 3f |...............?|
000001a0 bf 44 4f d3 4c 69 6e 75 f8 46 72 65 65 42 53 c4 |.DO.Linu.FreeBS.|
000001b0 66 bb 44 72 69 76 65 20 00 00 80 0f b6 00 80 01 |f.Drive ........|
000001c0 01 00 a5 fe ff ff 3f 00 00 00 2a 27 61 0e 00 00 |......?...*'a...|
000001d0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
*
000001f0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 55 aa |..............U.|
00000200
root@ubuntu:~#