00:21:9A Cambridge Visual Networks Ltd
Every MAC address from 00:21:9A:00:00:00 to 00:21:9A:FF:FF:FF belongs to a block the IEEE assigned to Cambridge Visual Networks Ltd. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:21:9A belongs to
Written 00:21:9A, 00-21-9A or 00219A, depending on the system. Look up a full address.
Prefix
00:21:9A
Organization
Cambridge Visual Networks Ltd
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:21:9A:00:00:00
Last address
00:21:9A:FF:FF:FF
Address type
Globally unique, unicast
Registered address
61 Selwyn Road Cambridge Cambridgeshire GB CB3 9EA