38:5A:A8 Beijing Zhongdun Security Technology Development Co.
Every MAC address from 38:5A:A8:00:00:00 to 38:5A:A8:FF:FF:FF belongs to a block the IEEE assigned to Beijing Zhongdun Security Technology Development Co.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 38:5A:A8 belongs to
Written 38:5A:A8, 38-5A-A8 or 385AA8, depending on the system. Look up a full address.
Prefix
38:5A:A8
Organization
Beijing Zhongdun Security Technology Development Co.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
38:5A:A8:00:00:00
Last address
38:5A:A8:FF:FF:FF
Address type
Globally unique, unicast
Registered address
No.1 Capital Gymnasium South Road Beijing CN 100048