Xiamen Four-Faith Communication Technology Co.,Ltd
MAC address prefix 54:D0:B4 is registered to Xiamen Four-Faith Communication Technology Co.,Ltd in the IEEE OUI registry. Any device whose MAC address begins with 54:D0:B4 has a network interface built by Xiamen Four-Faith Communication 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 54:D0:B4:00:00:00 to 54:D0:B4:FF:FF:FF.
- OUI prefix
- 54:D0:B4
- Hyphen form
- 54-D0-B4
- MAC range
- 54:D0:B4:00:00:00 – 54:D0:B4:FF:FF:FF
- Addresses in block
- 16,777,216
- Organization
- Xiamen Four-Faith Communication Technology Co.,Ltd
- Address
- 3rd Floor,No,44,GuanRi Road,Software Park,XiaMen XiaMen Fujian CN 361000
- 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.
Assignment history (2)
The IEEE registry publishes current state only — this is the change record we've kept since we started tracking it daily.
- 2016-07-29Assigned to "Xiamen Four-Faith Communication Technology Co.,Ltd"archived source →
- 2026-07-17Assigned to "Xiamen Four-Faith Communication Technology Co.,Ltd"
Nearby in the registry
The prefixes assigned immediately before and after 54:D0:B4:
- Panasonic Mobile Communications Co.,Ltd.54:CD:10
- Fujian Shenzhou Electronic Co.,Ltd54:CD:A7
- ShenZhen Apexis Electronic Co.,Ltd54:CD:EE
- Hikari Trading Co.,Ltd.54:CE:69
- zte corporation54:CE:82
- HUAWEI TECHNOLOGIES CO.,LTD54:CF:8D
- AXIM Communications54:D0:ED
- MAX-TECH,INC54:D1:63
- Samsung Electronics Co.,Ltd54:D1:7D
- Universal Laser Systems, Inc54:D1:B0
- Nuki Home Solutions GmbH54:D2:72
- Cisco SPVTG54:D4:6F
FAQ
- Which company owns MAC address prefix 54:D0:B4?
- MAC address prefix 54:D0:B4 is registered to Xiamen Four-Faith Communication Technology Co.,Ltd in the IEEE Organizationally Unique Identifier (OUI) registry. Any device whose MAC address begins with 54:D0:B4 has a network interface built by Xiamen Four-Faith Communication Technology Co.,Ltd.
- What is the OUI 54:D0:B4?
- 54:D0:B4 is an Organizationally Unique Identifier — the first three octets (24 bits) of a MAC address, assigned by the IEEE to Xiamen Four-Faith Communication Technology Co.,Ltd. It covers every address from 54:D0:B4:00:00:00 to 54:D0:B4:FF:FF:FF, or 16,777,216 addresses in total. It is also written 54-D0-B4.
- How do I find the manufacturer of a MAC address?
- Take the first three octets of the address — in 54:D0:B4:00:00:00 that is 54:D0: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 Xiamen Four-Faith Communication Technology Co.,Ltd located?
- Xiamen Four-Faith Communication Technology Co.,Ltd is listed at 3rd Floor,No,44,GuanRi Road,Software Park,XiaMen XiaMen Fujian CN 361000 in the IEEE OUI registry entry for 54:D0:B4. This is the address the organization registered with the IEEE, which may differ from its current operating address.