Quectel Wireless Solutions Co.,Ltd.
MAC address prefix E4:85:FB is registered to Quectel Wireless Solutions Co.,Ltd. in the IEEE OUI registry. Any device whose MAC address begins with E4:85:FB has a network interface built by Quectel Wireless Solutions 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 E4:85:FB:00:00:00 to E4:85:FB:FF:FF:FF.
- OUI prefix
- E4:85:FB
- Hyphen form
- E4-85-FB
- MAC range
- E4:85:FB:00:00:00 – E4:85:FB:FF:FF:FF
- Addresses in block
- 16,777,216
- Organization
- Quectel Wireless Solutions Co.,Ltd.
- Address
- 7th Floor, Hongye Building, No.1801 Hongmei Road, Xuhui District Shanghai CN 200233
- 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 Quectel Wireless Solutions Co.,Ltd.
Quectel Wireless Solutions Co.,Ltd. holds 73 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.
- 2026-01-08Assigned to "Quectel Wireless Solutions Co.,Ltd."archived source →
- 2026-07-17Assigned to "Quectel Wireless Solutions Co.,Ltd."
Nearby in the registry
The prefixes assigned immediately before and after E4:85:FB:
- HUAWEI TECHNOLOGIES CO.,LTDE4:83:26
- CommscopeE4:83:99
- New H3C Technologies Co., LtdE4:84:29
- HANGZHOU SOFTEL OPTIC CO., LTDE4:84:2B
- Xiaomi Communications Co LtdE4:84:D3
- Geberit International AGE4:85:01
- Cisco Systems, IncE4:89:CA
- HISENSE VISUAL TECHNOLOGY CO.,LTDE4:8A:93
- RF WINDOW CO., LTD.E4:8A:D5
- Apple, Inc.E4:8B:7F
- Discovery InsureE4:8C:0F
- Realme Chongqing Mobile Telecommunications Corp.,Ltd.E4:8C:73
FAQ
- Which company owns MAC address prefix E4:85:FB?
- MAC address prefix E4:85:FB is registered to Quectel Wireless Solutions Co.,Ltd. in the IEEE Organizationally Unique Identifier (OUI) registry. Any device whose MAC address begins with E4:85:FB has a network interface built by Quectel Wireless Solutions Co.,Ltd..
- What is the OUI E4:85:FB?
- E4:85:FB is an Organizationally Unique Identifier — the first three octets (24 bits) of a MAC address, assigned by the IEEE to Quectel Wireless Solutions Co.,Ltd.. It covers every address from E4:85:FB:00:00:00 to E4:85:FB:FF:FF:FF, or 16,777,216 addresses in total. It is also written E4-85-FB.
- How do I find the manufacturer of a MAC address?
- Take the first three octets of the address — in E4:85:FB:00:00:00 that is E4:85:FB — 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 Quectel Wireless Solutions Co.,Ltd. located?
- Quectel Wireless Solutions Co.,Ltd. is listed at 7th Floor, Hongye Building, No.1801 Hongmei Road, Xuhui District Shanghai CN 200233 in the IEEE OUI registry entry for E4:85:FB. This is the address the organization registered with the IEEE, which may differ from its current operating address.
- How many MAC prefixes does Quectel Wireless Solutions Co.,Ltd. own?
- Quectel Wireless Solutions Co.,Ltd. holds 73 OUI prefixes in the IEEE registry, of which E4:85:FB is one. A device made by Quectel Wireless Solutions Co.,Ltd. could carry a MAC address from any of them.