28:65:6B Keystone Microtech Corporation
Every MAC address from 28:65:6B:00:00:00 to 28:65:6B:FF:FF:FF belongs to a block the IEEE assigned to Keystone Microtech Corporation. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 28:65:6B belongs to
Written 28:65:6B, 28-65-6B or 28656B, depending on the system. Look up a full address.
Prefix
28:65:6B
Organization
Keystone Microtech Corporation
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
28:65:6B:00:00:00
Last address
28:65:6B:FF:FF:FF
Address type
Globally unique, unicast
Registered address
9F., No.255, Dong Sec. 1, Jhubei City, Hsinchu County TW 302