nttpc.ne.jp
One organisation, resolved across 3 separately-registered clusters
linked by shared operating domain nttpc.ne.jp — not name similarity, so
genuinely different organisations that share a name are excluded.
Data as of 2026-07-26
3 clusters ·
725 netblocks ·
22,008,832 IPv4 addresses ·
7 IPv6 prefixes
IPv6 ranges (7)
Member clusters
- NTT PC Communications, Inc. 472 netblocks
- JPNIC-NET-JP 197 netblocks
- InfoSphere 80 netblocks