OUI Lookup
7c55a7
Kastle Systems
Manufacturer Information
- OUI Prefix
- 7c55a7
- Manufacturer
- Kastle Systems
- Address
- 6402 Arlington Blvd Falls Church VA US 22042
- Last updated
- 6/10/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 7C55A7
The OUI prefix 7C55A7 is assigned to Kastle Systems, based in 6402 Arlington Blvd Falls Church VA US 22042 . 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 Kastle Systems.