04:F0:21 Compex Systems Pte Ltd
Every MAC address from 04:F0:21:00:00:00 to 04:F0:21:FF:FF:FF belongs to a block the IEEE assigned to Compex Systems Pte Ltd. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 04:F0:21 belongs to
Written 04:F0:21, 04-F0-21 or 04F021, depending on the system. Look up a full address.
Prefix
04:F0:21
Organization
Compex Systems Pte Ltd
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
04:F0:21:00:00:00
Last address
04:F0:21:FF:FF:FF
Address type
Globally unique, unicast
Registered address
135 Joo Seng Road, SG 368363