AS200044 stackgroup Stack Group, LLC

stackgroup Stack Group, LLC · registered in Russia

IPv4 addresses11,2648 prefixes · <0.001% of announced IPv4

Rank in Russia#446largest network in RU by IPv4 space, of 4,937 · 0.03% of RU

Rank worldwide#8,493of 79,396 networks with IPv4

IPv69 x /32 (589,824 x /48)2 prefixes

CountryRussia4,993 ASNs registered there

Open AS200044 in ASN lookup Look up an IP in this network (89.249.16.1) All networks in Russia

IPv4 prefixes

All 8 prefixes, in address order.

89.249.16.0/20
93.158.192.0/21
109.238.240.0/22
109.238.244.0/23
109.238.246.0/24
109.238.247.0/24
109.238.248.0/21
185.159.64.0/22

IPv6 prefixes

All 2 prefixes.

2a00:eb8::/32
2a0d:380::/29

Similar-sized networks in Russia

ASNNameIPv4 addresses

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AS61390#445 GARANT-G Garant-G Ltd.11,520

AS47562#447 FastLink Fast Link Ltd11,264

AS199420#448 FLYGROUP-AS OOO Fly Engeneering Group11,264

AS44534#449 yandex-office YANDEX LLC11,264

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