00:1B:C5:03:9 EURESYS S.A.
Every MAC address from 00:1B:C5:03:90:00 to 00:1B:C5:03:9F:FF belongs to a block the IEEE assigned to EURESYS S.A.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:1B:C5:03:9 belongs to
Written 00:1B:C5:03:9, 00-1B-C5-03-9 or 001BC5039, depending on the system. Look up a full address.
Prefix
00:1B:C5:03:9/36
Organization
EURESYS S.A.
Registry
MA-S (36 bits)
Addresses
4,096
First address
00:1B:C5:03:90:00
Last address
00:1B:C5:03:9F:FF
Address type
Globally unique, unicast
Registered address
Avenue du Pre-Aily 14 ANGLEUR LIEGE BE 4031
Parent block
Inside 00:1B:C5
This MA-S block is carved from the 24-bit block 00:1B:C5, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.