A4:90:05 CHINA GREATWALL COMPUTER SHENZHEN CO.,LTD
Every MAC address from A4:90:05:00:00:00 to A4:90:05:FF:FF:FF belongs to a block the IEEE assigned to CHINA GREATWALL COMPUTER SHENZHEN CO.,LTD. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who A4:90:05 belongs to
Written A4:90:05, A4-90-05 or A49005, depending on the system. Look up a full address.
Prefix
A4:90:05
Organization
CHINA GREATWALL COMPUTER SHENZHEN CO.,LTD
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
A4:90:05:00:00:00
Last address
A4:90:05:FF:FF:FF
Address type
Globally unique, unicast
Registered address
409,2#,Greatwall Bldg,No.3 Kefa Road,Science & Industry Park,Nanshan District, Shenzhen Guangdong CN 51807