Beijing GuangXin Technology Co., Ltd

OUI: B4:21:1D

Range: B4:21:1D:00:00:00 - B4:21:1D:FF:FF:FF

Block Size: 16777215 (16.77 M)

Universally administered addresses (UAA) : the address is uniquely assigned by its manufacturer.

Type of transmission: Unicast

Wireshark:

GuangXinTech
Beijing GuangXin Technology Co., Ltd