74:E1:4A:3 emz-Hanauer GmbH & Co. KGaA
Every MAC address from 74:E1:4A:30:00:00 to 74:E1:4A:3F:FF:FF belongs to a block the IEEE assigned to emz-Hanauer GmbH & Co. KGaA. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 74:E1:4A:3 belongs to
Written 74:E1:4A:3, 74-E1-4A-3 or 74E14A3, depending on the system. Look up a full address.
Prefix
74:E1:4A:3/28
Organization
emz-Hanauer GmbH & Co. KGaA
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
74:E1:4A:30:00:00
Last address
74:E1:4A:3F:FF:FF
Address type
Globally unique, unicast
Registered address
Siemensstrasse 1 Nabburg Bavaria DE 92507
Parent block
Inside 74:E1:4A
This MA-M block is carved from the 24-bit block 74:E1:4A, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.