A0:1B:04 Hefei Huanxin Microelectronics Technology Co., Ltd.
Every MAC address from A0:1B:04:00:00:00 to A0:1B:04:FF:FF:FF belongs to a block the IEEE assigned to Hefei Huanxin Microelectronics Technology Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who A0:1B:04 belongs to
Written A0:1B:04, A0-1B-04 or A01B04, depending on the system. Look up a full address.
Prefix
A0:1B:04
Organization
Hefei Huanxin Microelectronics Technology Co., Ltd.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
A0:1B:04:00:00:00
Last address
A0:1B:04:FF:FF:FF
Address type
Globally unique, unicast
Registered address
22nd Floor, Building A1, China Vision, No. 99 Longchuan Road, Baohe District, Hefei City, Anhui Province, China Hefei Anhui CN 230001