B4:05:5D IEIT SYSTEMS Co., Ltd.
Every MAC address from B4:05:5D:00:00:00 to B4:05:5D:FF:FF:FF belongs to a block the IEEE assigned to IEIT SYSTEMS Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who B4:05:5D belongs to
Written B4:05:5D, B4-05-5D or B4055D, depending on the system. Look up a full address.
Prefix
B4:05:5D
Organization
IEIT SYSTEMS Co., Ltd.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
B4:05:5D:00:00:00
Last address
B4:05:5D:FF:FF:FF
Address type
Globally unique, unicast
Registered address
No 224 Shanda Road Jinan Shandong CN 250013