- Prefix
- 18:19:3F 18-19-3F 1819.3F
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 18:19:3F:00:00:00 – 18:19:3F:FF:FF:FF
- Organization
- Tamtron Oy
- Registered address
- P.O.Box 15 (Vestonkatu 11), Tampere 33561, FI
- Country
- Finland (FI)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 18:19:3F:00:00:00
Tamtron Oy holds 1 block in total: see all. Source: IEEE Registration Authority public listing.