- Prefix
- 00:04:B9 00-04-B9 0004.B9
- Block type
- MA-L (16,777,216 addresses)
- Address range
- 00:04:B9:00:00:00 – 00:04:B9:FF:FF:FF
- Organization
- S.I. Soubou, Inc.
- Registered address
- 4-2586-8, Tokorozawa Sitama 359-0047, JP
- Country
- Japan (JP)
- Address bits
- Unicast (I/G bit 0), globally unique (U/L bit 0)
Look up 00:04:B9:00:00:00
S.I. Soubou, Inc. holds 1 block in total: see all. Source: IEEE Registration Authority public listing.