1A 00 00

Lotus Notes database template

category: file-signature
normalized: 1a0000
confirmed: 2026-03-15
lookups: 1
source: https://www.garykessler.net/

Lotus Notes database template. File extension(s): NTF. Kessler type: Spreadsheet.

Similar magic numbers

value	name	category
1A 00 00 04 00 00	Lotus Notes database	file-signature
1A 03	LH archive (old vers.-type 2)	file-signature
10 00 00 00	Easy CD Creator 5 Layout file	file-signature
1A 02	LH archive (old vers.-type 1)	file-signature
1A 09	LH archive (old vers.-type 5)	file-signature