AS62429 CSTNET "C.S.T". Ltd.

CSTNET "C.S.T". Ltd. · registered in Russia

IPv4 addresses7,4247 prefixes · <0.001% of announced IPv4

Rank in Russia#665largest network in RU by IPv4 space, of 4,937 · 0.02% of RU

Rank worldwide#11,247of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryRussia4,993 ASNs registered there

Open AS62429 in ASN lookup Look up an IP in this network (31.24.87.1) All networks in Russia

IPv4 prefixes

All 7 prefixes, in address order.

31.24.87.0/24
80.87.144.0/20
91.195.16.0/23
91.197.160.0/22
185.18.90.0/24
185.35.116.0/22
185.124.64.0/24

IPv6 prefixes

All 1 prefix.

2a00:db20::/32

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IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources