EC:21:25 Toshiba Corp.
Every MAC address from EC:21:25:00:00:00 to EC:21:25: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 EC:21:25 belongs to
Written EC:21:25, EC-21-25 or EC2125, depending on the system. Look up a full address.
Prefix
EC:21:25
Organization
Toshiba Corp.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
EC:21:25:00:00:00
Last address
EC:21:25:FF:FF:FF
Address type
Globally unique, unicast
Registered address
1-1 Shibaura 1-Chome, Minato-Ku Tokyo JP 105-8001