OUI Lookup
a81559
Breathometer, Inc.
Manufacturer Information
- OUI Prefix
- a81559
- Manufacturer
- Breathometer, Inc.
- Address
- 863 Mitten Road, Suite 104 Burlingame CA US 94010
- Last updated
- 6/10/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix A81559
The OUI prefix A81559 is assigned to Breathometer, Inc., based in 863 Mitten Road, Suite 104 Burlingame CA US 94010 . 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 Breathometer, Inc..