00:04:5B Techsan Electronics Co., Ltd.
Every MAC address from 00:04:5B:00:00:00 to 00:04:5B:FF:FF:FF belongs to a block the IEEE assigned to Techsan Electronics Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:04:5B belongs to
Written 00:04:5B, 00-04-5B or 00045B, depending on the system. Look up a full address.
Prefix
00:04:5B
Organization
Techsan Electronics Co., Ltd.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:04:5B:00:00:00
Last address
00:04:5B:FF:FF:FF
Address type
Globally unique, unicast
Registered address
North Wing UNITED GB KINGDOM