EC:74:CD:B Hitachi Rail GTS Austria GmbH
Every MAC address from EC:74:CD:B0:00:00 to EC:74:CD:BF:FF:FF belongs to a block the IEEE assigned to Hitachi Rail GTS Austria GmbH. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who EC:74:CD:B belongs to
Written EC:74:CD:B, EC-74-CD-B or EC74CDB, depending on the system. Look up a full address.
Prefix
EC:74:CD:B/28
Organization
Hitachi Rail GTS Austria GmbH
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
EC:74:CD:B0:00:00
Last address
EC:74:CD:BF:FF:FF
Address type
Globally unique, unicast
Registered address
Handelskai 92 Vienna AT 1200
Parent block
Inside EC:74:CD
This MA-M block is carved from the 24-bit block EC:74:CD, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.