HUNAN SCROWN ELECTRONIC INFORMATION TECH.CO.,LTD
MAC address prefix 44:18:47 is registered to HUNAN SCROWN ELECTRONIC INFORMATION TECH.CO.,LTD in the IEEE OUI registry. Any device whose MAC address begins with 44:18:47 has a network interface built by HUNAN SCROWN ELECTRONIC INFORMATION TECH.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 44:18:47:00:00:00 to 44:18:47:FF:FF:FF.
- OUI prefix
- 44:18:47
- Hyphen form
- 44-18-47
- MAC range
- 44:18:47:00:00:00 – 44:18:47:FF:FF:FF
- Addresses in block
- 16,777,216
- Organization
- HUNAN SCROWN ELECTRONIC INFORMATION TECH.CO.,LTD
- Address
- Building No.4,Changsha Zhongdian Software Park No.39,Jianshan Road Changsha Hunan CN 410006
- 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.
- 2020-03-21Assigned to "HUNAN SCROWN ELECTRONIC INFORMATION TECH.CO.,LTD"archived source →
- 2026-07-17Assigned to "HUNAN SCROWN ELECTRONIC INFORMATION TECH.CO.,LTD"
Nearby in the registry
The prefixes assigned immediately before and after 44:18:47:
- Sagemcom Broadband SAS44:15:24
- Microsoft Corporation44:16:22
- Wuxi Ranke Technology Co., Ltd.44:16:90
- Samsung Electronics Co.,Ltd44:16:FA
- IZT Cloud, Inc.44:17:7A
- Espressif Inc.44:17:93
- Fitview44:18:4F
- Apple, Inc.44:18:FD
- Hangzhou Hikvision Digital Technology Co.,Ltd.44:19:B6
- xFusion Digital Technologies Co.,Ltd.44:1A:4C
- Cisco Systems, Inc44:1A:5C
- Quectel Wireless Solutions Co.,Ltd.44:1A:84
FAQ
- Which company owns MAC address prefix 44:18:47?
- MAC address prefix 44:18:47 is registered to HUNAN SCROWN ELECTRONIC INFORMATION TECH.CO.,LTD in the IEEE Organizationally Unique Identifier (OUI) registry. Any device whose MAC address begins with 44:18:47 has a network interface built by HUNAN SCROWN ELECTRONIC INFORMATION TECH.CO.,LTD.
- What is the OUI 44:18:47?
- 44:18:47 is an Organizationally Unique Identifier — the first three octets (24 bits) of a MAC address, assigned by the IEEE to HUNAN SCROWN ELECTRONIC INFORMATION TECH.CO.,LTD. It covers every address from 44:18:47:00:00:00 to 44:18:47:FF:FF:FF, or 16,777,216 addresses in total. It is also written 44-18-47.
- How do I find the manufacturer of a MAC address?
- Take the first three octets of the address — in 44:18:47:00:00:00 that is 44:18:47 — 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 HUNAN SCROWN ELECTRONIC INFORMATION TECH.CO.,LTD located?
- HUNAN SCROWN ELECTRONIC INFORMATION TECH.CO.,LTD is listed at Building No.4,Changsha Zhongdian Software Park No.39,Jianshan Road Changsha Hunan CN 410006 in the IEEE OUI registry entry for 44:18:47. This is the address the organization registered with the IEEE, which may differ from its current operating address.