AS210028 cs LLC "Complex Systems"

cs LLC "Complex Systems" · registered in Russia

IPv4 addresses1,7923 prefixes · <0.001% of announced IPv4

Rank in Russia#1,576largest network in RU by IPv4 space, of 4,937 · <0.01% of RU

Rank worldwide#25,544of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryRussia4,993 ASNs registered there

Open AS210028 in ASN lookup Look up an IP in this network (185.89.99.1) All networks in Russia

IPv4 prefixes

All 3 prefixes, in address order.

185.89.99.0/24
194.12.56.0/22
194.12.60.0/23

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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