Zhejiang Cainiao Supply Chain Management Co., Ltd
MAC address prefix 24:1E:2B is registered to Zhejiang Cainiao Supply Chain Management Co., Ltd in the IEEE OUI registry. Any device whose MAC address begins with 24:1E:2B has a network interface built by Zhejiang Cainiao Supply Chain Management 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 24:1E:2B:00:00:00 to 24:1E:2B:FF:FF:FF.
- OUI prefix
- 24:1E:2B
- Hyphen form
- 24-1E-2B
- MAC range
- 24:1E:2B:00:00:00 – 24:1E:2B:FF:FF:FF
- Addresses in block
- 16,777,216
- Organization
- Zhejiang Cainiao Supply Chain Management Co., Ltd
- Address
- Block B1, XIXI center, No.588 West Wenyi Road, Xihu District Hangzhou Zhejiang CN 310000
- 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 Zhejiang Cainiao Supply Chain Management Co., Ltd
Zhejiang Cainiao Supply Chain Management Co., Ltd holds 3 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.
- 2024-02-15Assigned to "Zhejiang Cainiao Supply Chain Management Co., Ltd"archived source →
- 2026-07-17Assigned to "Zhejiang Cainiao Supply Chain Management Co., Ltd"
Nearby in the registry
The prefixes assigned immediately before and after 24:1E:2B:
- Sichuan Tianyi Comheart Telecom Co.,LTD24:1A:F7
- Shanghai Nutshell Electronic Co., Ltd.24:1B:13
- Hangzhou Tuners Electronics Co., Ltd24:1B:44
- Apple, Inc.24:1B:7A
- SHENZHEN JEHE TECHNOLOGY DEVELOPMENT CO., LTD.24:1C:04
- Sichuan Tianyi Comheart Telecom Co.,LTD24:1D:48
- Apple, Inc.24:1E:EB
- Calsys, Inc.24:1F:2C
- Silicon Laboratories24:1F:3A
- NXP Semiconductors Taiwan Ltd.24:1F:49
- HUAWEI TECHNOLOGIES CO.,LTD24:1F:A0
- Extreme Networks, Inc.24:1F:BD
FAQ
- Which company owns MAC address prefix 24:1E:2B?
- MAC address prefix 24:1E:2B is registered to Zhejiang Cainiao Supply Chain Management Co., Ltd in the IEEE Organizationally Unique Identifier (OUI) registry. Any device whose MAC address begins with 24:1E:2B has a network interface built by Zhejiang Cainiao Supply Chain Management Co., Ltd.
- What is the OUI 24:1E:2B?
- 24:1E:2B is an Organizationally Unique Identifier — the first three octets (24 bits) of a MAC address, assigned by the IEEE to Zhejiang Cainiao Supply Chain Management Co., Ltd. It covers every address from 24:1E:2B:00:00:00 to 24:1E:2B:FF:FF:FF, or 16,777,216 addresses in total. It is also written 24-1E-2B.
- How do I find the manufacturer of a MAC address?
- Take the first three octets of the address — in 24:1E:2B:00:00:00 that is 24:1E:2B — 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 Zhejiang Cainiao Supply Chain Management Co., Ltd located?
- Zhejiang Cainiao Supply Chain Management Co., Ltd is listed at Block B1, XIXI center, No.588 West Wenyi Road, Xihu District Hangzhou Zhejiang CN 310000 in the IEEE OUI registry entry for 24:1E:2B. This is the address the organization registered with the IEEE, which may differ from its current operating address.
- How many MAC prefixes does Zhejiang Cainiao Supply Chain Management Co., Ltd own?
- Zhejiang Cainiao Supply Chain Management Co., Ltd holds 3 OUI prefixes in the IEEE registry, of which 24:1E:2B is one. A device made by Zhejiang Cainiao Supply Chain Management Co., Ltd could carry a MAC address from any of them.