SHENZHEN ATEKO PHOTOELECTRICITY CO.,LTD
MAC address prefix 00:CB:B4 is registered to SHENZHEN ATEKO PHOTOELECTRICITY CO.,LTD in the IEEE OUI registry. Any device whose MAC address begins with 00:CB:B4 has a network interface built by SHENZHEN ATEKO PHOTOELECTRICITY CO.,LTD. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address — it covers every MAC from 00:CB:B4:00:00:00 to 00:CB:B4:FF:FF:FF.
- OUI prefix
- 00:CB:B4
- Hyphen form
- 00-CB-B4
- MAC range
- 00:CB:B4:00:00:00 – 00:CB:B4:FF:FF:FF
- Addresses in block
- 16,777,216
- Organization
- SHENZHEN ATEKO PHOTOELECTRICITY CO.,LTD
- Address
- 4-5F,E1 Building,TCL International E City,No.1001 Zhongshanyuan Road,Nanshan District,Shenzhen SHENZHEN GUANGDONG CN 518052
- Source
- IEEE OUI registry
Have a full MAC address? Look it up— we'll also tell you if it's a randomized (private) address rather than a real manufacturer prefix.
Other prefixes from SHENZHEN ATEKO PHOTOELECTRICITY CO.,LTD
SHENZHEN ATEKO PHOTOELECTRICITY CO.,LTD holds 2 OUI prefixes in total. A device with this exact prefix could just as well carry any of these:
Assignment history (2)
The IEEE registry publishes current state only — this is the change record we've kept since we started tracking it daily.
- 2018-12-21Assigned to "SHENZHEN ATEKO PHOTOELECTRICITY CO.,LTD"archived source →
- 2026-07-17Assigned to "SHENZHEN ATEKO PHOTOELECTRICITY CO.,LTD"
Nearby in the registry
The prefixes assigned immediately before and after 00:CB:B4:
- CIG SHANGHAI CO LTD00:C8:96
- GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP.,LTD00:CA:E0
- Cisco Systems, Inc00:CA:E5
- Private00:CB:00
- Sagemcom Broadband SAS00:CB:51
- Vantiva USA LLC00:CB:7A
- Cambridge Broadband Networks Group00:CB:BD
- HUAWEI TECHNOLOGIES CO.,LTD00:CC:05
- Juniper Networks00:CC:34
- Universal Electronics, Inc.00:CC:3F
- Cisco Systems, Inc00:CC:FC
- MAS Elektronik AG00:CD:90
FAQ
- Which company owns MAC address prefix 00:CB:B4?
- MAC address prefix 00:CB:B4 is registered to SHENZHEN ATEKO PHOTOELECTRICITY CO.,LTD in the IEEE Organizationally Unique Identifier (OUI) registry. Any device whose MAC address begins with 00:CB:B4 has a network interface built by SHENZHEN ATEKO PHOTOELECTRICITY CO.,LTD.
- What is the OUI 00:CB:B4?
- 00:CB:B4 is an Organizationally Unique Identifier — the first three octets (24 bits) of a MAC address, assigned by the IEEE to SHENZHEN ATEKO PHOTOELECTRICITY CO.,LTD. It covers every address from 00:CB:B4:00:00:00 to 00:CB:B4:FF:FF:FF, or 16,777,216 addresses in total. It is also written 00-CB-B4.
- How do I find the manufacturer of a MAC address?
- Take the first three octets of the address — in 00:CB:B4:00:00:00 that is 00:CB:B4 — and look that prefix up in the IEEE OUI registry. If the second-lowest bit of the first octet is set, the address is locally administered (a randomized or private MAC), which belongs to no manufacturer and will not resolve; modern phones and laptops use these by default on each network.
- Where is SHENZHEN ATEKO PHOTOELECTRICITY CO.,LTD located?
- SHENZHEN ATEKO PHOTOELECTRICITY CO.,LTD is listed at 4-5F,E1 Building,TCL International E City,No.1001 Zhongshanyuan Road,Nanshan District,Shenzhen SHENZHEN GUANGDONG CN 518052 in the IEEE OUI registry entry for 00:CB:B4. This is the address the organization registered with the IEEE, which may differ from its current operating address.
- How many MAC prefixes does SHENZHEN ATEKO PHOTOELECTRICITY CO.,LTD own?
- SHENZHEN ATEKO PHOTOELECTRICITY CO.,LTD holds 2 OUI prefixes in the IEEE registry, of which 00:CB:B4 is one. A device made by SHENZHEN ATEKO PHOTOELECTRICITY CO.,LTD could carry a MAC address from any of them.