- Prefix
- 1C:21:56 1C-21-56 1C21.56
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 1C:21:56:00:00:00 – 1C:21:56:FF:FF:FF
- Organization
- Smappee NV
- Registered address
- Evolis 104, Harelbeke 8530, BE
- Country
- Belgium (BE)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 1C:21:56:00:00:00
Smappee NV holds 1 block in total: see all. Source: IEEE Registration Authority public listing.