OUI Lookup
00210a
byd:sign Corporation
Manufacturer Information
- OUI Prefix
- 00210a
- Manufacturer
- byd:sign Corporation
- Address
- 2-10-6 Tsukiji Chuo-ku Tokyo JP 104-0045
- Last updated
- 6/19/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 00210A
The OUI prefix 00210A is assigned to byd:sign Corporation, based in 2-10-6 Tsukiji Chuo-ku Tokyo JP 104-0045 . 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 byd:sign Corporation.