- Prefix
- 00:21:B9 00-21-B9 0021.B9
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 00:21:B9:00:00:00 – 00:21:B9:FF:FF:FF
- Organization
- Universal Devices Inc.
- Registered address
- 5353 Yarmouth Ave. #209, Encino CA 91316, US
- Country
- United States (US)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 00:21:B9:00:00:00
Universal Devices Inc. holds 1 block in total: see all. Source: IEEE Registration Authority public listing.