ISO9660 CD/DVD image file — file signature 43 44 30 30 31 at offset 0x8001 0x8801 0x9001

For ISO9660 CD/DVD image file, hex signature is 43 44 30 30 31; offset is 0x8001 0x8801 0x9001; extension is iso, verified against its source on 2026-09-22.

What the source says

43 44 30 30 31 | CD001 | 0x8001 0x8801 0x9001 | iso | ISO9660 CD/DVD image file [40] |

— en.wikipedia.org, retrieved 2026-09-22

Source

• en.wikipedia.orghttps://en.wikipedia.org/wiki/List_of_file_signatures

Last verified against source: 2026-09-22. Due for re-check by 2027-09-22. This page as Markdown · OKF bundle · full dataset as JSON.