OUI Lookup
c074ad
Grandstream Networks, Inc.
Manufacturer Information
- OUI Prefix
- c074ad
- Manufacturer
- Grandstream Networks, Inc.
- Address
- 1297 Beacon Street Brookline MA US 02446
- Last updated
- 6/10/2026
Vendor Statistics
- Total prefixes
- 3
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix C074AD
The OUI prefix C074AD is assigned to Grandstream Networks, Inc., based in 1297 Beacon Street Brookline MA US 02446 . It is a MA-L type block of 24 bits (first three octets). Allows up to 16 million unique MAC addresses. If you find this prefix on your network, the devices belong to Grandstream Networks, Inc..