Nintendo Entertainment System ROM file — file signature 4E 45 53 1A at offset 0

For Nintendo Entertainment System ROM file, hex signature is 4E 45 53 1A; offset is 0; extension is nes, verified against its source on 2026-09-22.

Hex signature: 4E 45 53 1A verified
Offset: 0 verified
Extension: nes verified
Format: Nintendo Entertainment System ROM file verified

Sourceen.wikipedia.org

Verified2026-09-22

Review by2027-09-22

DatasetFile format magic numbers

What the source says

4E 45 53 1A | NES␚ | 0 | nes | Nintendo Entertainment System ROM file [56] |

— 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.