F8:8A:3C:9 withus
Every MAC address from F8:8A:3C:90:00:00 to F8:8A:3C:9F:FF:FF belongs to a block the IEEE assigned to withus. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who F8:8A:3C:9 belongs to
Written F8:8A:3C:9, F8-8A-3C-9 or F88A3C9, depending on the system. Look up a full address.
Prefix
F8:8A:3C:9/28
Organization
withus
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
F8:8A:3C:90:00:00
Last address
F8:8A:3C:9F:FF:FF
Address type
Globally unique, unicast
Registered address
Rua Dr. Mario Sacramento Ed. Colombo II N22 Aveiro PT 3810-106
Parent block
Inside F8:8A:3C
This MA-M block is carved from the 24-bit block F8:8A:3C, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.