D0 CF 11 E0 A1 B1 1A E1
For D0 CF 11 E0 A1 B1 1A E1, offset is 0; extension is doc xls ppt msi msg; format is Compound File Binary Format , a container format defined by Microsoft COM. It can contain the equivalent of files and directories. It is used by <https://en.wikipedia.org/wiki/Windows_Installer> Windows Installer and for documents in older versions of <https://en.wikipedia.org/wiki/Microsoft_Office> Microsoft Office . [ 44 ] It can be used by other programs as well that rely on the COM and OLE API's. ( 0xD0CF11E0 visually resembles "DOCFILE". [ 45 ] ), recorded from its source on 2026-08-03.
- Hex signature
- D0 CF 11 E0 A1 B1 1A E1 unconfirmed
- Offset
- 0 unconfirmed
- Extension
- doc xls ppt msi msg
- Format
- Compound File Binary Format , a container format defined by Microsoft COM. It can contain the equivalent of files and directories. It is used by <https://en.wikipedia.org/wiki/Windows_Installer> Windows Installer and for documents in older versions of <https://en.wikipedia.org/wiki/Microsoft_Office> Microsoft Office . [ 44 ] It can be used by other programs as well that rely on the COM and OLE API's. ( 0xD0CF11E0 visually resembles "DOCFILE". [ 45 ] )
Values marked unconfirmed are shown, but we could not tie them to the quote below: Hex signature, Offset. Read the quote and judge them yourself.
What the source says
doc xls ppt msi msg | <https://en.wikipedia.org/wiki/Compound_File_Binary_Format> Compound File Binary Format , a container format defined by Microsoft COM. It can contain the equivalent of files and directories. It is used by <https://en.wikipedia.org/wiki/Windows_Installer> Windows Installer and for documents in older versions of <https://en.wikipedia.org/wiki/Microsoft_Office> Microsoft Office . [ 44 ] It can be used by other programs as well that rely on the COM and OLE API's. ( 0xD0CF11E0 visually resembles "DOCFILE". [ 45 ] )
— en.wikipedia.org, retrieved 2026-08-03
Source
- en.wikipedia.orghttps://en.wikipedia.org/wiki/List_of_file_signatures