odn.ad.jp
One organisation, resolved across 2 separately-registered clusters
linked by shared operating domain odn.ad.jp — not name similarity, so
genuinely different organisations that share a name are excluded.
Data as of 2026-07-26
2 clusters ·
471 netblocks ·
64,848,158 IPv4 addresses ·
31 IPv6 prefixes
IPv6 ranges (31)
showing the 15 largest allocations- 2400:2000::/20
- 2001:278::/32
- 2401:f280::/32
- 2404:7200::/32
- 2404:9000::/32
- 2001:504:16::450c/128
- 2001:7fa:7:1:0:1:7676:1/128
- 2001:7fa:7:1:0:1:7676:2/128
- 2001:7fa:7:2:0:1:7676:1/128
- 2001:7fa:7:2:0:1:7676:2/128
- 2001:de8:4::1:7676:1/128
- 2001:de8:c:2:0:1:7676:1/128
- 2001:de8:c:2:0:1:7676:2/128
- 2001:de8:c:2:0:1:7676:3/128
- 2001:de8:c:2:0:1:7676:4/128
Member clusters
- SoftBank Corp. JP 274 netblocks
- JPNIC-NET-JP 197 netblocks