Shenzhen YOUHUA Technology Co., Ltd

Shenzhen YOUHUA Technology Co., Ltd accessible at www.youhuatech.com, manages 43 unique MAC address prefixes. These prefixes are part of a massive allocation with a total block size of 721.4 million addresses.

The allocation includes the following types: MA-L (Mac Address Block Large, ~16 million addresses each).

The company registered its MAC address allocation on 12 July 2013, and the most recent update was made on 22 January 2025. These allocations support network identification and communication globally.

Unique prefixes: 43

Block Size: 721420245 (721.42 M)

www.youhuatech.com

First registration: 12 July 2013

Last updated: 22 January 2025

Types

MA-L:Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)

MAC PrefixTypeRegistration Date
00:BD:82 MA-L2016-01-25
04:E0:B0 MA-L2017-09-22
10:47:E7 MA-L2023-12-26
14:B8:37 MA-L2016-06-11
1C:D5:E2 MA-L2019-04-19
28:D1:B7 MA-L2019-03-12
2C:43:1A MA-L2017-07-23
2C:55:7C MA-L2018-11-16
30:3F:7B MA-L2021-09-21
34:E7:1C MA-L2016-06-11
44:7B:BB MA-L2017-02-21
4C:B8:B5 MA-L2016-01-25
54:66:6C MA-L2017-04-18
54:B2:9D MA-L2025-01-22
60:03:0C MA-L2022-12-13
68:7D:00 MA-L2024-09-20
68:A6:82 MA-L2017-07-23
68:D1:BA MA-L2018-01-28
70:AC:D7 MA-L2018-12-16
74:B7:B3 MA-L2020-09-23
78:86:B6 MA-L2021-03-09
7C:03:C9 MA-L2016-08-26
7C:76:30 MA-L2017-09-22
88:AC:9E MA-L2021-07-07
90:12:34 MA-L2019-05-24
A4:29:40 MA-L2013-07-12
A8:E2:C3 MA-L2018-10-13
B4:1D:2B MA-L2018-06-29
BC:13:A8 MA-L2020-04-04
C0:7C:90 MA-L2023-05-05
C4:04:7B MA-L2015-11-17
C4:51:8D MA-L2018-04-05
C8:21:DA MA-L2019-01-23
C8:EB:EC MA-L2022-02-18
CC:90:E8 MA-L2017-02-21
D0:F7:6E MA-L2024-07-18
D4:5F:25 MA-L2017-01-07
D8:02:8A MA-L2022-10-18
D8:32:5A MA-L2016-11-17
DC:9C:9F MA-L2016-01-25
DC:A3:33 MA-L2017-12-11
E0:6A:05 MA-L2022-03-03
FC:34:E2 MA-L2023-11-08