OUI Lookup
0019b1
Arrow7 Corporation
Manufacturer Information
- OUI Prefix
- 0019b1
- Manufacturer
- Arrow7 Corporation
- Address
- Kamijima 3-27-7 Hamamatsu Shizuoka JP 433-8122
- Last updated
- 6/11/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 0019B1
The OUI prefix 0019B1 is assigned to Arrow7 Corporation, based in Kamijima 3-27-7 Hamamatsu Shizuoka JP 433-8122 . 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 Arrow7 Corporation.