Who owns MAC prefix 0019E9?

0019E9 is registered to S-Information Technolgy, Co., Ltd. in the IEEE MA-L registry.

What devices use 0019E9?

Any network device with a MAC address starting 00:19:E9 was manufactured by or for S-Information Technolgy, Co., Ltd..

MA-L · OUI prefix

S-Information Technolgy, Co., Ltd.

Any MAC address starting 00:19:E9 is registered to S-Information Technolgy, Co., Ltd. in KR.

OUI prefix	0019E9
Vendor	S-Information Technolgy, Co., Ltd.
Registry	MA-L (24-bit, large block)
Country	KR
Example MAC	00:19:E9:00:00:00

What this means

The IEEE assigned the MA-L block 0019E9 to S-Information Technolgy, 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:E9, it is S-Information Technolgy, Co., Ltd. hardware.

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