40:F2:E9 IBM
Every MAC address from 40:F2:E9:00:00:00 to 40:F2:E9:FF:FF:FF belongs to a block the IEEE assigned to IBM. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 40:F2:E9 belongs to
Written 40:F2:E9, 40-F2-E9 or 40F2E9, depending on the system. Look up a full address.
Prefix
40:F2:E9
Organization
IBM
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
40:F2:E9:00:00:00
Last address
40:F2:E9:FF:FF:FF
Address type
Globally unique, unicast
Registered address
3039 E Cornwallis Rd Research Triangle Park NC US 27709
Same organization
Other blocks assigned to IBM
6 more blocks registered under the same name.