A0:28:33:0 GERSYS GmbH
Every MAC address from A0:28:33:00:00:00 to A0:28:33:0F:FF:FF belongs to a block the IEEE assigned to GERSYS GmbH. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who A0:28:33:0 belongs to
Written A0:28:33:0, A0-28-33-0 or A028330, depending on the system. Look up a full address.
Prefix
A0:28:33:0/28
Organization
GERSYS GmbH
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
A0:28:33:00:00:00
Last address
A0:28:33:0F:FF:FF
Address type
Globally unique, unicast
Registered address
Hans-Urmiller-Ring 12A Wolfratshausen DE 82515
Parent block
Inside A0:28:33
This MA-M block is carved from the 24-bit block A0:28:33, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.