OUI Lookup
400107
Arista Corp
Manufacturer Information
- OUI Prefix
- 400107
- Manufacturer
- Arista Corp
- Address
- 40675 Encyclopedia Circle Fremont CA US 94538
- Last updated
- 6/11/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 400107
The OUI prefix 400107 is assigned to Arista Corp, based in 40675 Encyclopedia Circle Fremont CA US 94538 . 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 Arista Corp.