zsttk.net
One organisation, resolved across 3 separately-registered clusters
linked by shared operating domain zsttk.net — not name similarity, so
genuinely different organisations that share a name are excluded.
Data as of 2026-09-06
3 clusters ·
2,759 netblocks ·
2,459,067 IPv4 addresses ·
151 IPv6 prefixes
IPv6 ranges (151)
showing the 15 largest allocationsMember clusters
- Joint Stock Company TransTeleCom 1,676 netblocks
- Limited Liability Company "TTK-Svyaz" 1,367 netblocks
- ZSTTK-RTL-NET 110 netblocks