- Prefix
- 00:21:F3 00-21-F3 0021.F3
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 00:21:F3:00:00:00 – 00:21:F3:FF:FF:FF
- Organization
- Si14 SpA
- Registered address
- Via Tommaseo 77, Padova PD 35131, IT
- Country
- Italy (IT)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 00:21:F3:00:00:00
Si14 SpA holds 1 block in total: see all. Source: IEEE Registration Authority public listing.