Who owns MAC prefix 981BB5?

981BB5 is registered to ASSA ABLOY Korea Co., Ltd iRevo in the IEEE MA-L registry.

What devices use 981BB5?

Any network device with a MAC address starting 98:1B:B5 was manufactured by or for ASSA ABLOY Korea Co., Ltd iRevo.

MA-L · OUI prefix

ASSA ABLOY Korea Co., Ltd iRevo

Any MAC address starting 98:1B:B5 is registered to ASSA ABLOY Korea Co., Ltd iRevo in KR.

OUI prefix	981BB5
Vendor	ASSA ABLOY Korea Co., Ltd iRevo
Registry	MA-L (24-bit, large block)
Country	KR
Example MAC	98:1B:B5:00:00:00

What this means

The IEEE assigned the MA-L block 981BB5 to ASSA ABLOY Korea Co., Ltd iRevo. 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 98:1B:B5, it is ASSA ABLOY Korea Co., Ltd iRevo hardware.

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