08:EF:3B MCS Logic Inc.
Every MAC address from 08:EF:3B:00:00:00 to 08:EF:3B:FF:FF:FF belongs to a block the IEEE assigned to MCS Logic Inc.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 08:EF:3B belongs to
Written 08:EF:3B, 08-EF-3B or 08EF3B, depending on the system. Look up a full address.
Prefix
08:EF:3B
Organization
MCS Logic Inc.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
08:EF:3B:00:00:00
Last address
08:EF:3B:FF:FF:FF
Address type
Globally unique, unicast
Registered address
6F. Samho Center B Bldg., 275-6,Yangjae-Dong, Secho-Ku,Seoul Seoul KR 137-941