MAC Address Lookup

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

Square Inc.

OUI: 44:59:25

Vendor name: Square Inc.

Address:

1455 Market St.
San Francisco CA 94103
US.

Assignment Type MA-L

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

Initial registration: 06 April 2023