What this means
The IEEE assigned the MA-L block 001A5A to Korea Electric Power Data Network (KDN) 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 00:1A:5A, it is Korea Electric Power Data Network (KDN) Co., Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 001A5A?
001A5A is registered to Korea Electric Power Data Network (KDN) Co., Ltd in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. Korea Electric Power Data Network (KDN) Co., Ltd's block covers 16,777,216 addresses.
What devices use 001A5A?
Any network device with a MAC address starting 00:1A:5A was manufactured by or for Korea Electric Power Data Network (KDN) Co., Ltd.