Who owns MAC prefix 18E91D?

18E91D is registered to HUAWEI TECHNOLOGIES CO.,LTD in the IEEE MA-L registry.

What devices use 18E91D?

Any network device with a MAC address starting 18:E9:1D was manufactured by or for HUAWEI TECHNOLOGIES CO.,LTD.

MA-L · OUI prefix

HUAWEI TECHNOLOGIES CO.,LTD

Any MAC address starting 18:E9:1D is registered to HUAWEI TECHNOLOGIES CO.,LTD in CN.

OUI prefix	18E91D
Vendor	HUAWEI TECHNOLOGIES CO.,LTD
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	18:E9:1D:00:00:00

What this means

The IEEE assigned the MA-L block 18E91D to HUAWEI TECHNOLOGIES CO.,LTD. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting 18:E9:1D, it is HUAWEI TECHNOLOGIES CO.,LTD hardware.

Other HUAWEI TECHNOLOGIES CO.,LTD prefixes

HUAWEI TECHNOLOGIES CO.,LTD holds 1,407 registered blocks in total.

001882 002568 00259E 002EC7 0034FE 00464B 004F1A 005A13 006151 00664B 006B6F 00991D all 1,407 »

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