04:C3:E6:4 Seyond
Every MAC address from 04:C3:E6:40:00:00 to 04:C3:E6:4F:FF:FF belongs to a block the IEEE assigned to Seyond. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 04:C3:E6:4 belongs to
Written 04:C3:E6:4, 04-C3-E6-4 or 04C3E64, depending on the system. Look up a full address.
Prefix
04:C3:E6:4/28
Organization
Seyond
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
04:C3:E6:40:00:00
Last address
04:C3:E6:4F:FF:FF
Address type
Globally unique, unicast
Registered address
160 San Gabriel Dr Sunnyvale CA US 94086
Parent block
Inside 04:C3:E6
This MA-M block is carved from the 24-bit block 04:C3:E6, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.
Same organization
Other blocks assigned to Seyond
1 more block registered under the same name.