Guangdong Coagent Electronics S&T Co.,Ltd.
MAC address prefix D8:26:B9 is registered to Guangdong Coagent Electronics S&T Co.,Ltd. in the IEEE OUI registry. Any device whose MAC address begins with D8:26:B9 has a network interface built by Guangdong Coagent Electronics S&T 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 D8:26:B9:00:00:00 to D8:26:B9:FF:FF:FF.
- OUI prefix
- D8:26:B9
- Hyphen form
- D8-26-B9
- MAC range
- D8:26:B9:00:00:00 – D8:26:B9:FF:FF:FF
- Addresses in block
- 16,777,216
- Organization
- Guangdong Coagent Electronics S&T Co.,Ltd.
- Address
- Section C,Xi Nan Industrial Zone Sanshui Foshan Guangdong CN 528133
- 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 "Guangdong Coagent Electronics S&T Co.,Ltd."archived source →
- 2026-07-17Assigned to "Guangdong Coagent Electronics S&T Co.,Ltd."
Nearby in the registry
The prefixes assigned immediately before and after D8:26:B9:
- Universal Electric CorporationD8:24:77
- Cisco Systems, IncD8:24:BD
- Plenom A/SD8:24:EC
- CommscopeD8:25:22
- Rockeetech Systems Co.,Ltd.D8:25:B0
- CAME UKD8:25:DF
- eero inc.D8:26:D3
- Jiangxi Zhentian Technology CO.,LTDD8:26:FA
- MaxTronic International Co., Ltd.D8:27:0C
- General Electric Consumer and IndustrialD8:28:C9
- Ascent Communication TechnologyD8:29:16
- HUAWEI TECHNOLOGIES CO.,LTDD8:29:18
FAQ
- Which company owns MAC address prefix D8:26:B9?
- MAC address prefix D8:26:B9 is registered to Guangdong Coagent Electronics S&T Co.,Ltd. in the IEEE Organizationally Unique Identifier (OUI) registry. Any device whose MAC address begins with D8:26:B9 has a network interface built by Guangdong Coagent Electronics S&T Co.,Ltd..
- What is the OUI D8:26:B9?
- D8:26:B9 is an Organizationally Unique Identifier — the first three octets (24 bits) of a MAC address, assigned by the IEEE to Guangdong Coagent Electronics S&T Co.,Ltd.. It covers every address from D8:26:B9:00:00:00 to D8:26:B9:FF:FF:FF, or 16,777,216 addresses in total. It is also written D8-26-B9.
- How do I find the manufacturer of a MAC address?
- Take the first three octets of the address — in D8:26:B9:00:00:00 that is D8:26:B9 — 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 Guangdong Coagent Electronics S&T Co.,Ltd. located?
- Guangdong Coagent Electronics S&T Co.,Ltd. is listed at Section C,Xi Nan Industrial Zone Sanshui Foshan Guangdong CN 528133 in the IEEE OUI registry entry for D8:26:B9. This is the address the organization registered with the IEEE, which may differ from its current operating address.