00:05:7C RCO Security AB
Every MAC address from 00:05:7C:00:00:00 to 00:05:7C:FF:FF:FF belongs to a block the IEEE assigned to RCO Security AB. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:05:7C belongs to
Written 00:05:7C, 00-05-7C or 00057C, depending on the system. Look up a full address.
Prefix
00:05:7C
Organization
RCO Security AB
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:05:7C:00:00:00
Last address
00:05:7C:FF:FF:FF
Address type
Globally unique, unicast
Registered address
Box 705 SE