Every MAC/OUI block IEEE has registered to this exact organization name, combined.
Registered nameCCH Technology & intelligence Co., Ltd.
Total assignments1
Total address capacity1,048,576
First tracked hereAug 25, 2026
Last changed hereAug 25, 2026
SourceIEEE Registration Authority
Vendor registration identifies the organization holding a block, not a specific device model, product line, or manufacturing date. This page combines every block IEEE has registered under this exact organization name; it doesn't mean every address in every listed block is currently shipping in a real device.
Assignments by type
| Type | Count |
|---|---|
| MA-M | 1 |
Countries in IEEE's registration records
| Country | Blocks |
|---|---|
| 🇨🇳 China | 1 |
Download this organization's blocks
Get just these assignments as CSV or JSON, generated fresh from the live registry on every request.
1 registered prefixes
Prefix
Type
04:EC:A9:50:00:00 /28
MA-M
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