SHENZHEN RF-LINK TECHNOLOGY CO.,LTD.
MAC address prefix 34:75:63 is registered to SHENZHEN RF-LINK TECHNOLOGY CO.,LTD. in the IEEE OUI registry. Any device whose MAC address begins with 34:75:63 has a network interface built by SHENZHEN RF-LINK 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 34:75:63:00:00:00 to 34:75:63:FF:FF:FF.
- OUI prefix
- 34:75:63
- Hyphen form
- 34-75-63
- MAC range
- 34:75:63:00:00:00 – 34:75:63:FF:FF:FF
- Addresses in block
- 16,777,216
- Organization
- SHENZHEN RF-LINK TECHNOLOGY CO.,LTD.
- Address
- Bldg56A,6/F,Baotian Rd3,Xixiang Town,Baoan District, 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 RF-LINK TECHNOLOGY CO.,LTD.
SHENZHEN RF-LINK TECHNOLOGY CO.,LTD. holds 12 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.
- 2019-07-04Assigned to "SHENZHEN RF-LINK TECHNOLOGY CO.,LTD."archived source →
- 2026-07-17Assigned to "SHENZHEN RF-LINK TECHNOLOGY CO.,LTD."
Nearby in the registry
The prefixes assigned immediately before and after 34:75:63:
- Enovation Controls34:6F:ED
- Cisco Systems, Inc34:70:69
- Huawei Device Co., Ltd.34:71:46
- Cisco Systems, Inc34:73:2D
- Dell Inc.34:73:5A
- xFusion Digital Technologies Co., Limited34:73:79
- Avaya Inc34:75:C7
- I-O DATA, INC.34:76:C5
- zte corporation34:78:39
- O-Net Communications (Shenzhen) Limited34:78:77
- Gionee Communication Equipment Co.,Ltd.34:78:D7
- HUAWEI TECHNOLOGIES CO.,LTD34:79:16
FAQ
- Which company owns MAC address prefix 34:75:63?
- MAC address prefix 34:75:63 is registered to SHENZHEN RF-LINK TECHNOLOGY CO.,LTD. in the IEEE Organizationally Unique Identifier (OUI) registry. Any device whose MAC address begins with 34:75:63 has a network interface built by SHENZHEN RF-LINK TECHNOLOGY CO.,LTD..
- What is the OUI 34:75:63?
- 34:75:63 is an Organizationally Unique Identifier — the first three octets (24 bits) of a MAC address, assigned by the IEEE to SHENZHEN RF-LINK TECHNOLOGY CO.,LTD.. It covers every address from 34:75:63:00:00:00 to 34:75:63:FF:FF:FF, or 16,777,216 addresses in total. It is also written 34-75-63.
- How do I find the manufacturer of a MAC address?
- Take the first three octets of the address — in 34:75:63:00:00:00 that is 34:75:63 — 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 RF-LINK TECHNOLOGY CO.,LTD. located?
- SHENZHEN RF-LINK TECHNOLOGY CO.,LTD. is listed at Bldg56A,6/F,Baotian Rd3,Xixiang Town,Baoan District, Shenzhen Guangdong CN 518000 in the IEEE OUI registry entry for 34:75:63. This is the address the organization registered with the IEEE, which may differ from its current operating address.
- How many MAC prefixes does SHENZHEN RF-LINK TECHNOLOGY CO.,LTD. own?
- SHENZHEN RF-LINK TECHNOLOGY CO.,LTD. holds 12 OUI prefixes in the IEEE registry, of which 34:75:63 is one. A device made by SHENZHEN RF-LINK TECHNOLOGY CO.,LTD. could carry a MAC address from any of them.