- Prefix
- 04:D9:21 04-D9-21 04D9.21
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 04:D9:21:00:00:00 – 04:D9:21:FF:FF:FF
- Organization
- Occuspace
- Registered address
- 302 Washington Street Suite 315, San Diego CA 92103, US
- Country
- United States (US)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 04:D9:21:00:00:00
Occuspace holds 1 block in total: see all. Source: IEEE Registration Authority public listing.