MAC Address Lookup

Find the vendor name of a device by entering an OUI or a MAC address

IBM

OUI: 34:40:B5

Vendor name: IBM

Address:

3039 E Cornwallis Rd
Research Triangle Park NC 27709
US.

Assignment Type MA-L

Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)

Last updated: 17 November 2015

Initial registration: 07 October 2011