- Prefix
- 00:21:9D 00-21-9D 0021.9D
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 00:21:9D:00:00:00 – 00:21:9D:FF:FF:FF
- Organization
- Adesys BV
- Registered address
- Molenweer 4, Wateringen Zuid Holland 2291 NR, NL
- Country
- Netherlands (NL)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 00:21:9D:00:00:00
Adesys BV holds 1 block in total: see all. Source: IEEE Registration Authority public listing.