00:40:FB CASCADE COMMUNICATIONS
Every MAC address from 00:40:FB:00:00:00 to 00:40:FB:FF:FF:FF belongs to a block the IEEE assigned to CASCADE COMMUNICATIONS. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:40:FB belongs to
Written 00:40:FB, 00-40-FB or 0040FB, depending on the system. Look up a full address.
Prefix
00:40:FB
Organization
CASCADE COMMUNICATIONS
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:40:FB:00:00:00
Last address
00:40:FB:FF:FF:FF
Address type
Globally unique, unicast
Registered address
PRODUCTION QUALITY ENGINEER WESTFORD MA US 01886
Same organization
Other blocks assigned to CASCADE COMMUNICATIONS
1 more block registered under the same name.