OUI Lookup
004040
RING ACCESS, INC.
Manufacturer Information
- OUI Prefix
- 004040
- Manufacturer
- RING ACCESS, INC.
- Address
- 957-R INDUSTRIAL ROAD SAN CARLOS CA US 94070
- Last updated
- 6/10/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 004040
The OUI prefix 004040 is assigned to RING ACCESS, INC., based in 957-R INDUSTRIAL ROAD SAN CARLOS CA US 94070 . 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 RING ACCESS, INC..