MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Grandstream Networks, Inc.
MAC address prefix 14:4C:FF is registered to Grandstream Networks, Inc., located at 1297 Beacon StreetBrookline MA 02446US.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was registered on 12 November 2025, and no subsequent updates have been recorded.
OUI: 14:4C:FF
Vendor name: Grandstream Networks, Inc.
Address:
Assignment Type MA-L 1297 Beacon Street
Brookline MA 02446
US.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Initial registration: 12 November 2025
