Result

Mac address for 644FB0

Company / Vendor
Hyunjin.com

Prefix
644FB0

Database Type
IEEE MA-L

Start Mac Address
644FB0000000

End Mac Address
644FB0FFFFFF

Company Address
Hyochang-dong 5-86, Yongsan-gu
Seoul 140-896
South Korea 🇰🇷

Possible Devices
16777216
This number represents the possible device number that can be manufactured using this mac address, but doesn't mean it is all has been manufactured yet

Link
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