so-net.ne.jp
One organisation, resolved across 2 separately-registered clusters
linked by shared operating domain so-net.ne.jp — not name similarity, so
genuinely different organisations that share a name are excluded.
Data as of 2026-11-01
2 clusters ·
131 netblocks ·
3,951,145 IPv4 addresses ·
20 IPv6 prefixes
IPv6 ranges (20)
- 240d::/27
- 2001:298::/32
- 2001:3b8::/32
- 2a14:67c2:84e::/48
- 2001:7fa:7:1::2527:1/128
- 2001:7fa:7:2::2527:1/128
- 2001:de8:5::2527:1/128
- 2001:de8:8:6::2527:1/128
- 2001:de8:8::2527:1/128
- 2001:de8:c:2::2527:1/128
- 2001:de8:c::2527:1/128
- 2001:de8:c::2527:2/128
- 2001:df5:b800:bb00::2527:1/128
- 2001:df5:b800:bb00::2527:2/128
- 2403:c780:7200:b074::2527:1/128
- 2403:c780:7200:b074::2527:2/128
- 2403:c780:7200:b078::2527:1/128
- 2403:c780:7200:b078::2527:2/128
- 2403:c780:b800:bb00::2527:1/128
- 2403:c780:b800:bb00::2527:2/128
Member clusters
- Sony Network Communications Inc. 125 netblocks
- So-net IT 56 netblocks