Guangzhou Xianyou Intelligent Technogoly CO., LTD
MAC address prefix 68:19:AC is registered to Guangzhou Xianyou Intelligent Technogoly CO., LTD in the IEEE OUI registry. Any device whose MAC address begins with 68:19:AC has a network interface built by Guangzhou Xianyou Intelligent Technogoly 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 68:19:AC:00:00:00 to 68:19:AC:FF:FF:FF.
- OUI prefix
- 68:19:AC
- Hyphen form
- 68-19-AC
- MAC range
- 68:19:AC:00:00:00 – 68:19:AC:FF:FF:FF
- Addresses in block
- 16,777,216
- Organization
- Guangzhou Xianyou Intelligent Technogoly CO., LTD
- Address
- No.32 Xixiu Road, Xiuquan Street,Huadu District Guangzhou Guangdong CN 510800
- 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 "Guangzhou Xianyou Intelligent Technogoly CO., LTD"archived source →
- 2026-07-17Assigned to "Guangzhou Xianyou Intelligent Technogoly CO., LTD"
Nearby in the registry
The prefixes assigned immediately before and after 68:19:AC:
- R&G PLUS Sp. z o.o.68:15:D3
- Systems And Electronic Development FZCO68:16:05
- Intel Corporate68:17:29
- Hill AFB - CAPRE Group68:18:D9
- Digital Airways68:19:3F
- New H3C Technologies Co., Ltd68:19:77
- Apple, Inc.68:1A:47
- Sichuan Tianyi Comheart Telecom Co.,LTD68:1A:7C
- Shenzhen Skyworth Digital Technology CO., Ltd68:1A:A4
- zte corporation68:1A:B2
- HUAWEI TECHNOLOGIES CO.,LTD68:1B:EF
- Cisco Systems, Inc68:1C:52
FAQ
- Which company owns MAC address prefix 68:19:AC?
- MAC address prefix 68:19:AC is registered to Guangzhou Xianyou Intelligent Technogoly CO., LTD in the IEEE Organizationally Unique Identifier (OUI) registry. Any device whose MAC address begins with 68:19:AC has a network interface built by Guangzhou Xianyou Intelligent Technogoly CO., LTD.
- What is the OUI 68:19:AC?
- 68:19:AC is an Organizationally Unique Identifier — the first three octets (24 bits) of a MAC address, assigned by the IEEE to Guangzhou Xianyou Intelligent Technogoly CO., LTD. It covers every address from 68:19:AC:00:00:00 to 68:19:AC:FF:FF:FF, or 16,777,216 addresses in total. It is also written 68-19-AC.
- How do I find the manufacturer of a MAC address?
- Take the first three octets of the address — in 68:19:AC:00:00:00 that is 68:19:AC — 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 Guangzhou Xianyou Intelligent Technogoly CO., LTD located?
- Guangzhou Xianyou Intelligent Technogoly CO., LTD is listed at No.32 Xixiu Road, Xiuquan Street,Huadu District Guangzhou Guangdong CN 510800 in the IEEE OUI registry entry for 68:19:AC. This is the address the organization registered with the IEEE, which may differ from its current operating address.