Shenzhen SuperElectron Technology Co.,Ltd.
MAC address prefix 74:CF:00 is registered to Shenzhen SuperElectron Technology Co.,Ltd. in the IEEE OUI registry. Any device whose MAC address begins with 74:CF:00 has a network interface built by Shenzhen SuperElectron Technology 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 74:CF:00:00:00:00 to 74:CF:00:FF:FF:FF.
- OUI prefix
- 74:CF:00
- Hyphen form
- 74-CF-00
- MAC range
- 74:CF:00:00:00:00 – 74:CF:00:FF:FF:FF
- Addresses in block
- 16,777,216
- Organization
- Shenzhen SuperElectron Technology Co.,Ltd.
- Address
- 1213-1214, haosheng business center, dongbin road, nanshan street, nanshan district, shenzhen city Shenzhen Guangdong CN 518000
- 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 SuperElectron Technology Co.,Ltd.
Shenzhen SuperElectron Technology Co.,Ltd. holds 34 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.
- 2021-06-10Assigned to "Shenzhen SuperElectron Technology Co.,Ltd."archived source →
- 2026-07-17Assigned to "Shenzhen SuperElectron Technology Co.,Ltd."
Nearby in the registry
The prefixes assigned immediately before and after 74:CF:00:
- Sonos, Inc.74:CA:60
- Lava international limited74:CB:F3
- Fiberhome Telecommunication Technologies Co.,LTD74:CC:39
- Apple, Inc.74:CC:40
- Smith Myers Communications Ltd.74:CD:0C
- Packet Force Technology Limited Company74:CE:56
- ASUSTek COMPUTER INC.74:D0:2B
- HISENSE VISUAL TECHNOLOGY CO.,LTD74:D0:82
- Ericsson AB74:D0:DC
- HUAWEI TECHNOLOGIES CO.,LTD74:D2:1D
- Texas Instruments74:D2:85
- Amazon Technologies Inc.74:D4:23
FAQ
- Which company owns MAC address prefix 74:CF:00?
- MAC address prefix 74:CF:00 is registered to Shenzhen SuperElectron Technology Co.,Ltd. in the IEEE Organizationally Unique Identifier (OUI) registry. Any device whose MAC address begins with 74:CF:00 has a network interface built by Shenzhen SuperElectron Technology Co.,Ltd..
- What is the OUI 74:CF:00?
- 74:CF:00 is an Organizationally Unique Identifier — the first three octets (24 bits) of a MAC address, assigned by the IEEE to Shenzhen SuperElectron Technology Co.,Ltd.. It covers every address from 74:CF:00:00:00:00 to 74:CF:00:FF:FF:FF, or 16,777,216 addresses in total. It is also written 74-CF-00.
- How do I find the manufacturer of a MAC address?
- Take the first three octets of the address — in 74:CF:00:00:00:00 that is 74:CF:00 — 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 SuperElectron Technology Co.,Ltd. located?
- Shenzhen SuperElectron Technology Co.,Ltd. is listed at 1213-1214, haosheng business center, dongbin road, nanshan street, nanshan district, shenzhen city Shenzhen Guangdong CN 518000 in the IEEE OUI registry entry for 74:CF:00. This is the address the organization registered with the IEEE, which may differ from its current operating address.
- How many MAC prefixes does Shenzhen SuperElectron Technology Co.,Ltd. own?
- Shenzhen SuperElectron Technology Co.,Ltd. holds 34 OUI prefixes in the IEEE registry, of which 74:CF:00 is one. A device made by Shenzhen SuperElectron Technology Co.,Ltd. could carry a MAC address from any of them.