EC:21:E5 Toshiba
Every MAC address from EC:21:E5:00:00:00 to EC:21:E5:FF:FF:FF belongs to a block the IEEE assigned to Toshiba. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who EC:21:E5 belongs to
Written EC:21:E5, EC-21-E5 or EC21E5, depending on the system. Look up a full address.
Prefix
EC:21:E5
Organization
Toshiba
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
EC:21:E5:00:00:00
Last address
EC:21:E5:FF:FF:FF
Address type
Globally unique, unicast
Registered address
2-9,Suehiro-Cho Ome Tokyo JP 1988710