04:C9:91 Phistek INC.
Every MAC address from 04:C9:91:00:00:00 to 04:C9:91:FF:FF:FF belongs to a block the IEEE assigned to Phistek INC.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 04:C9:91 belongs to
Written 04:C9:91, 04-C9-91 or 04C991, depending on the system. Look up a full address.
Prefix
04:C9:91
Organization
Phistek INC.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
04:C9:91:00:00:00
Last address
04:C9:91:FF:FF:FF
Address type
Globally unique, unicast
Registered address
5 Floor, No.188, Section 3, Datong Road New Taipei City TW 221