- Prefix
- 1C:3D:E7 1C-3D-E7 1C3D.E7
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 1C:3D:E7:00:00:00 – 1C:3D:E7:FF:FF:FF
- Organization
- Sigma Koki Co.,Ltd.
- Registered address
- 1-19-9 Midori, Sumida-ku Tokyo 130-0021, JP
- Country
- Japan (JP)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 1C:3D:E7:00:00:00
Sigma Koki Co.,Ltd. holds 1 block in total: see all. Source: IEEE Registration Authority public listing.