AS8817 OMSK-SBRAS Sobolev Institute of Mathematics, Siberian Branch of the Russian Academy of Sciences, FGBU

OMSK-SBRAS Sobolev Institute of Mathematics, Siberian Branch of the Russian Academy of Sciences, FGBU · registered in Russia

IPv4 addresses1,0241 prefixes · <0.001% of announced IPv4

Rank in Russia#1,875largest network in RU by IPv4 space, of 4,937 · <0.01% of RU

Rank worldwide#35,712of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryRussia4,993 ASNs registered there

Open AS8817 in ASN lookup Look up an IP in this network (217.79.52.1) All networks in Russia

IPv4 prefixes

All 1 prefix, in address order.

217.79.52.0/22

IPv6 prefixes

All 1 prefix.

2001:6d0:fff6::/48

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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