- Prefix
- 00:21:3B 00-21-3B 0021.3B
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 00:21:3B:00:00:00 – 00:21:3B:FF:FF:FF
- Organization
- Berkshire Products, Inc
- Registered address
- PO Box 2819, Cumming GA 30028, US
- Country
- United States (US)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 00:21:3B:00:00:00
Berkshire Products, Inc holds 1 block in total: see all. Source: IEEE Registration Authority public listing.