MAC Address Lookup

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


OUI: 00:40:84

Vendor name: Honeywell


512 Virginia Dr Ste A
Fort Washington PA 19034

Assignment Type MA-L

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

Last updated: 03 November 2021

Initial registration: 09 November 2000

MAC Address Vendor Country US map