Hangzhou H3C Technologies Co., Limited
该厂商在 IEEE 注册的 OUI / MAC 地址前缀清单，共 27 个。
27
OUI 前缀总数
27
MA-L（24位）
0
MA-M（28位）
0
MA-S（36位）
想根据具体 MAC 地址反查厂商？
打开 MAC 地址厂商查询OUI 前缀清单
共 27 个
| OUI 前缀 | 注册类型 | 前缀位长 | 地址容量 | 示例 MAC |
|---|---|---|---|---|
00:0F:E2 | MA-L | 24 bit | 16,777,216 | 00:0F:E2:00:00:00 |
00:23:89 | MA-L | 24 bit | 16,777,216 | 00:23:89:00:00:00 |
0C:DA:41 | MA-L | 24 bit | 16,777,216 | 0C:DA:41:00:00:00 |
38:22:D6 | MA-L | 24 bit | 16,777,216 | 38:22:D6:00:00:00 |
38:91:D5 | MA-L | 24 bit | 16,777,216 | 38:91:D5:00:00:00 |
38:97:D6 | MA-L | 24 bit | 16,777,216 | 38:97:D6:00:00:00 |
3C:8C:40 | MA-L | 24 bit | 16,777,216 | 3C:8C:40:00:00:00 |
3C:E5:A6 | MA-L | 24 bit | 16,777,216 | 3C:E5:A6:00:00:00 |
48:7A:DA | MA-L | 24 bit | 16,777,216 | 48:7A:DA:00:00:00 |
50:DA:00 | MA-L | 24 bit | 16,777,216 | 50:DA:00:00:00:00 |
58:66:BA | MA-L | 24 bit | 16,777,216 | 58:66:BA:00:00:00 |
58:6A:B1 | MA-L | 24 bit | 16,777,216 | 58:6A:B1:00:00:00 |
5C:DD:70 | MA-L | 24 bit | 16,777,216 | 5C:DD:70:00:00:00 |
60:0B:03 | MA-L | 24 bit | 16,777,216 | 60:0B:03:00:00:00 |
60:DA:83 | MA-L | 24 bit | 16,777,216 | 60:DA:83:00:00:00 |
70:3D:15 | MA-L | 24 bit | 16,777,216 | 70:3D:15:00:00:00 |
70:BA:EF | MA-L | 24 bit | 16,777,216 | 70:BA:EF:00:00:00 |
70:F9:6D | MA-L | 24 bit | 16,777,216 | 70:F9:6D:00:00:00 |
74:1F:4A | MA-L | 24 bit | 16,777,216 | 74:1F:4A:00:00:00 |
74:25:8A | MA-L | 24 bit | 16,777,216 | 74:25:8A:00:00:00 |
80:F6:2E | MA-L | 24 bit | 16,777,216 | 80:F6:2E:00:00:00 |
84:D9:31 | MA-L | 24 bit | 16,777,216 | 84:D9:31:00:00:00 |
9C:06:1B | MA-L | 24 bit | 16,777,216 | 9C:06:1B:00:00:00 |
AC:74:09 | MA-L | 24 bit | 16,777,216 | AC:74:09:00:00:00 |
B0:F9:63 | MA-L | 24 bit | 16,777,216 | B0:F9:63:00:00:00 |
C4:CA:D9 | MA-L | 24 bit | 16,777,216 | C4:CA:D9:00:00:00 |
D4:61:FE | MA-L | 24 bit | 16,777,216 | D4:61:FE:00:00:00 |
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关于 Hangzhou H3C Technologies Co., Limited 的 OUI
OUI（Organizationally Unique Identifier）是 IEEE 分配给设备制造商的地址前缀。 一个 MAC 地址若以上表中的任一前缀开头，通常即由 Hangzhou H3C Technologies Co., Limited 生产或贴牌。
注册类型决定前缀长度与可用地址数：MA-L 占 24 位（约 1678 万个地址）、MA-M 占 28 位、MA-S 占 36 位（4096 个地址）。 判断归属时应按最长前缀优先匹配。