AS52163 Optima-AS Optima Communications, LLC

Optima-AS Optima Communications, LLC · registered in Russia

IPv4 addresses3,3286 prefixes · <0.001% of announced IPv4

Rank in Russia#1,073largest network in RU by IPv4 space, of 4,937 · <0.01% of RU

Rank worldwide#17,379of 79,396 networks with IPv4

IPv68 x /32 (524,288 x /48)1 prefixes

CountryRussia4,993 ASNs registered there

Open AS52163 in ASN lookup Look up an IP in this network (91.229.48.1) All networks in Russia

IPv4 prefixes

All 6 prefixes, in address order.

91.229.48.0/24
91.230.10.0/23
176.120.68.0/22
194.36.16.0/24
195.20.128.0/24
195.211.36.0/22

IPv6 prefixes

All 1 prefix.

2a13:6e00::/29

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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