AS47397 BASE-AS Base Ltd.

BASE-AS Base Ltd. · registered in Russia

IPv4 addresses4,6084 prefixes · <0.001% of announced IPv4

Rank in Russia#860largest network in RU by IPv4 space, of 4,937 · 0.01% of RU

Rank worldwide#14,298of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryRussia4,993 ASNs registered there

Open AS47397 in ASN lookup Look up an IP in this network (31.41.96.1) All networks in Russia

IPv4 prefixes

All 4 prefixes, in address order.

31.41.96.0/21
85.234.96.0/22
91.206.18.0/23
194.28.152.0/22

IPv6 prefixes

All 1 prefix.

2001:67c:15d4::/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