00:21:38 Cepheid
Every MAC address from 00:21:38:00:00:00 to 00:21:38:FF:FF:FF belongs to a block the IEEE assigned to Cepheid. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:21:38 belongs to
Written 00:21:38, 00-21-38 or 002138, depending on the system. Look up a full address.
Prefix
00:21:38
Organization
Cepheid
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:21:38:00:00:00
Last address
00:21:38:FF:FF:FF
Address type
Globally unique, unicast
Registered address
904 Caribbean Drive Sunnyvale CA US 94089