Nate's MBR and Boot Sector Analyzer

Paste the first sector of your hard drive as hex values, using any ASCII character as a delimiter between values, and press Submit. Or choose a data set from the drop-down list below. This Boot Sector Calculator will detect boot sectors from IBM DOS 1.0 all the way to Microsoft Windows 7, MacOS, Linux GRUB, and other boot sectors.

Send a file containing raw data:
Or paste contents here:
  

Then select from the following list
 
 
 
 
 
 
References and Special Thanks:
udis86 x86 Disassembler (http://udis86.sourceforge.net/)
DOS 2.0 MBR (http://support.microsoft.com/kb/69912)
EFI Analysis (http://www.digitalforensics.ch/nikkel09.pdf)
GRUB Analysis (http://mirror.href.com/thestarman/asm/mbr/GRUB.htm)