ispsystem.net
One organisation, resolved across 4 separately-registered clusters
linked by shared operating domain ispsystem.net — not name similarity, so
genuinely different organisations that share a name are excluded.
Data as of 2026-11-01
4 clusters ·
1,499 netblocks ·
2,758,945 IPv4 addresses ·
32 IPv6 prefixes
IPv6 ranges (32)
- 2a00:1c88::/29
- 2a01:57c0::/29
- 2a03:3ae0::/29
- 2a07:e4c0::/29
- 2a0b:7300::/29
- 2a0b:d000::/29
- 2a0c:6900::/29
- 2a0c:8700::/29
- 2a0c:ff40::/29
- 2a0d:8fc0::/29
- 2a0e:e5c0::/29
- 2a0f:3180::/29
- 2a0f:8580::/29
- 2a14:c080::/29
- 2a13:2980::/30
- 2604:3140::/32
- 2604:ba00::/32
- 2800:6e0::/32
- 2804:4f7c::/32
- 2a00:1d78::/32
- 2a01:8380::/32
- 2a02:2510::/32
- 2a06:35c1::/32
- 2a13:8c80::/32
- 2604:ba00::/36
- 2a0c:8e47::/45
- 2604:ba00:1000::/48
- 2604:ba00:1001::/48
- 2604:ba00:1::/48
- 2a02:c6c1::/48
- 2a00:1d78:100:1c0::/58
- 2001:504:105::39/128
Member clusters
- Ace Data Centers II, L.L.C. 941 netblocks
- Petersburg Internet Network ltd. 402 netblocks
- Reliable Communications s.r.o. GB 136 netblocks
- Globenet Cabos Submarinos America Inc. 89 netblocks