70:A3:A4 Beijing Guming Communication Technology Co., Ltd.
Every MAC address from 70:A3:A4:00:00:00 to 70:A3:A4:FF:FF:FF belongs to a block the IEEE assigned to Beijing Guming Communication Technology Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 70:A3:A4 belongs to
Written 70:A3:A4, 70-A3-A4 or 70A3A4, depending on the system. Look up a full address.
Prefix
70:A3:A4
Organization
Beijing Guming Communication Technology Co., Ltd.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
70:A3:A4:00:00:00
Last address
70:A3:A4:FF:FF:FF
Address type
Globally unique, unicast
Registered address
Room 202-6, 2nd Floor, Building 1, No. 8 Courtyard, Yongchang Middle Road, Beijing Economic and Technological Development Area, Beijing Beijing Beijing CN 100176