00:05:7B Chung Nam Electronic Co., Ltd.
Every MAC address from 00:05:7B:00:00:00 to 00:05:7B:FF:FF:FF belongs to a block the IEEE assigned to Chung Nam Electronic Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:05:7B belongs to
Written 00:05:7B, 00-05-7B or 00057B, depending on the system. Look up a full address.
Prefix
00:05:7B
Organization
Chung Nam Electronic Co., Ltd.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:05:7B:00:00:00
Last address
00:05:7B:FF:FF:FF
Address type
Globally unique, unicast
Registered address
Unit 3, 1/F, Festigood Centre Tsuen Fanling, HK