04:11:19:A CyOne Security AG
Every MAC address from 04:11:19:A0:00:00 to 04:11:19:AF:FF:FF belongs to a block the IEEE assigned to CyOne Security AG. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 04:11:19:A belongs to
Written 04:11:19:A, 04-11-19-A or 041119A, depending on the system. Look up a full address.
Prefix
04:11:19:A/28
Organization
CyOne Security AG
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
04:11:19:A0:00:00
Last address
04:11:19:AF:FF:FF
Address type
Globally unique, unicast
Registered address
Hinterbergstrasse 18 Steinhausen Zug CH 6312
Parent block
Inside 04:11:19
This MA-M block is carved from the 24-bit block 04:11:19, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.