00:C0:5A SEMAPHORE COMMUNICATIONS CORP.
Every MAC address from 00:C0:5A:00:00:00 to 00:C0:5A:FF:FF:FF belongs to a block the IEEE assigned to SEMAPHORE COMMUNICATIONS CORP.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:C0:5A belongs to
Written 00:C0:5A, 00-C0-5A or 00C05A, depending on the system. Look up a full address.
Prefix
00:C0:5A
Organization
SEMAPHORE COMMUNICATIONS CORP.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:C0:5A:00:00:00
Last address
00:C0:5A:FF:FF:FF
Address type
Globally unique, unicast
Registered address
217 HUMBOLDT COURT SUNNYVALE CA US 94089-1300