00:5F:BF Toshiba Corp.
Every MAC address from 00:5F:BF:00:00:00 to 00:5F:BF:FF:FF:FF belongs to a block the IEEE assigned to Toshiba Corp.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:5F:BF belongs to
Written 00:5F:BF, 00-5F-BF or 005FBF, depending on the system. Look up a full address.
Prefix
00:5F:BF
Organization
Toshiba Corp.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:5F:BF:00:00:00
Last address
00:5F:BF:FF:FF:FF
Address type
Globally unique, unicast
Registered address
1-1 Shibaura 1-Chome, Minato-Ku Tokyo JP 105-8001