OUI Lookup
000397
FireBrick Limited
Manufacturer Information
- OUI Prefix
- 000397
- Manufacturer
- FireBrick Limited
- Address
- C/O Andrews & Arnold Ltd, Enterprise Court, Downmill Road Bracknell, Berks GB RG12 1QS
- Last updated
- 6/9/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 000397
The OUI prefix 000397 is assigned to FireBrick Limited, based in C/O Andrews & Arnold Ltd, Enterprise Court, Downmill Road Bracknell, Berks GB RG12 1QS . 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 FireBrick Limited.