- Prefix
- 00:21:EF 00-21-EF 0021.EF
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 00:21:EF:00:00:00 – 00:21:EF:FF:FF:FF
- Organization
- Kapsys
- Registered address
- 790 Av du Docteur Maurice Donat, 06250 Mougins Sophia Antipolis, FR
- Country
- France (FR)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 00:21:EF:00:00:00
Kapsys holds 1 block in total: see all. Source: IEEE Registration Authority public listing.