ChinaMobileI

China Mobile IOT Company Limited — 43 个 OUI 前缀

如何理解 ChinaMobileI 的查询结果

下面列出 Wireshark 数据文件中以 ChinaMobileI 为简称的地址块。它们指向地址块的登记机构,不一定是成品设备的品牌。代工网卡、第三方无线模块、企业并购和历史登记名称都可能造成品牌不一致。

表格标注每条记录的前缀长度:MA-L 为 24 位、MA-M 为 28 位、MA-S 为 36 位。范围首尾表示该登记块的边界,不保证范围内的每个地址已用于实际设备。输入完整的 12 位十六进制 MAC,可让查询优先匹配更长的前缀。

识别限制与排查方法

该结果不能确定设备型号、机主或物理位置,也不能证明设备身份。随机地址、本地管理地址和人工修改的地址不能可靠地用于厂商识别。资产盘点时,请结合交换机 MAC 表、DHCP 租约和设备序列号交叉检查。

数据来自 Wireshark manuf;分配记录可在 IEEE Registration Authority 核对。最近一次成功同步上游数据:2026-11-06 15:58(UTC)。

理解 IEEE 地址块分配 · 结果不匹配时如何排查 · 反馈数据问题

43 个 OUI 前缀
OUI 前缀 地址范围
C0:98:DA/24 C0:98:DA:00:00:00 ~ C0:98:DA:FF:FF:FF
58:C8:76/24 58:C8:76:00:00:00 ~ 58:C8:76:FF:FF:FF
48:21:6C/24 48:21:6C:00:00:00 ~ 48:21:6C:FF:FF:FF
64:58:AD/24 64:58:AD:00:00:00 ~ 64:58:AD:FF:FF:FF
BC:D7:CE/24 BC:D7:CE:00:00:00 ~ BC:D7:CE:FF:FF:FF
14:AD:CA/24 14:AD:CA:00:00:00 ~ 14:AD:CA:FF:FF:FF
50:55:8D/24 50:55:8D:00:00:00 ~ 50:55:8D:FF:FF:FF
78:81:CE/24 78:81:CE:00:00:00 ~ 78:81:CE:FF:FF:FF
B4:BA:12/24 B4:BA:12:00:00:00 ~ B4:BA:12:FF:FF:FF
4C:45:76/24 4C:45:76:00:00:00 ~ 4C:45:76:FF:FF:FF
04:7E:23/24 04:7E:23:00:00:00 ~ 04:7E:23:FF:FF:FF
E4:2D:7B/24 E4:2D:7B:00:00:00 ~ E4:2D:7B:FF:FF:FF
A0:95:0C/24 A0:95:0C:00:00:00 ~ A0:95:0C:FF:FF:FF
D4:7E:E4/24 D4:7E:E4:00:00:00 ~ D4:7E:E4:FF:FF:FF
C0:D0:FF/24 C0:D0:FF:00:00:00 ~ C0:D0:FF:FF:FF:FF
84:27:B6/24 84:27:B6:00:00:00 ~ 84:27:B6:FF:FF:FF
20:96:8A/24 20:96:8A:00:00:00 ~ 20:96:8A:FF:FF:FF
B0:53:65/24 B0:53:65:00:00:00 ~ B0:53:65:FF:FF:FF
B4:54:59/24 B4:54:59:00:00:00 ~ B4:54:59:FF:FF:FF
F0:10:AB/24 F0:10:AB:00:00:00 ~ F0:10:AB:FF:FF:FF
B4:E4:6B/24 B4:E4:6B:00:00:00 ~ B4:E4:6B:FF:FF:FF
28:23:F5/24 28:23:F5:00:00:00 ~ 28:23:F5:FF:FF:FF
44:E6:B0/24 44:E6:B0:00:00:00 ~ 44:E6:B0:FF:FF:FF
1C:78:4E/24 1C:78:4E:00:00:00 ~ 1C:78:4E:FF:FF:FF
80:22:78/24 80:22:78:00:00:00 ~ 80:22:78:FF:FF:FF
1C:25:E1/24 1C:25:E1:00:00:00 ~ 1C:25:E1:FF:FF:FF
80:44:FD/24 80:44:FD:00:00:00 ~ 80:44:FD:FF:FF:FF
CC:F0:FD/24 CC:F0:FD:00:00:00 ~ CC:F0:FD:FF:FF:FF
A8:41:22/24 A8:41:22:00:00:00 ~ A8:41:22:FF:FF:FF
E0:C5:8F/24 E0:C5:8F:00:00:00 ~ E0:C5:8F:FF:FF:FF
68:8B:0F/24 68:8B:0F:00:00:00 ~ 68:8B:0F:FF:FF:FF
8C:18:50/24 8C:18:50:00:00:00 ~ 8C:18:50:FF:FF:FF
AC:54:74/24 AC:54:74:00:00:00 ~ AC:54:74:FF:FF:FF
24:00:FA/24 24:00:FA:00:00:00 ~ 24:00:FA:FF:FF:FF
44:22:95/24 44:22:95:00:00:00 ~ 44:22:95:FF:FF:FF
A0:9B:12/24 A0:9B:12:00:00:00 ~ A0:9B:12:FF:FF:FF
FC:8E:5B/24 FC:8E:5B:00:00:00 ~ FC:8E:5B:FF:FF:FF
AC:8B:6A/24 AC:8B:6A:00:00:00 ~ AC:8B:6A:FF:FF:FF
2C:33:41/24 2C:33:41:00:00:00 ~ 2C:33:41:FF:FF:FF
FC:F2:9F/24 FC:F2:9F:00:00:00 ~ FC:F2:9F:FF:FF:FF
58:91:53/24 58:91:53:00:00:00 ~ 58:91:53:FF:FF:FF
64:F8:8A/24 64:F8:8A:00:00:00 ~ 64:F8:8A:FF:FF:FF
B0:30:55/24 B0:30:55:00:00:00 ~ B0:30:55:FF:FF:FF
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