Who owns MAC prefix 001921?

001921 is registered to Elitegroup Computer Systems Co.,Ltd. in the IEEE MA-L registry.

What devices use 001921?

Any network device with a MAC address starting 00:19:21 was manufactured by or for Elitegroup Computer Systems Co.,Ltd..

MA-L · OUI prefix

Elitegroup Computer Systems Co.,Ltd.

Any MAC address starting 00:19:21 is registered to Elitegroup Computer Systems Co.,Ltd. in TW.

OUI prefix	001921
Vendor	Elitegroup Computer Systems Co.,Ltd.
Registry	MA-L (24-bit, large block)
Country	TW
Example MAC	00:19:21:00:00:00

What this means

The IEEE assigned the MA-L block 001921 to Elitegroup Computer Systems 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 00:19:21, it is Elitegroup Computer Systems Co.,Ltd. hardware.

Other Elitegroup Computer Systems Co.,Ltd. prefixes

Elitegroup Computer Systems Co.,Ltd. holds 24 registered blocks in total.

000795 000AE6 000D87 001035 00115B 00142A 0016EC 001BB9 002197 002511 001E90 1078D2 all 24 »

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