AS199508 S1NETWORKS-AS S1 Networks Oy

S1NETWORKS-AS S1 Networks Oy · registered in Finland

IPv4 addresses11,77614 prefixes · <0.001% of announced IPv4

Rank in Finland#46largest network in FI by IPv4 space, of 280 · 0.10% of FI

Rank worldwide#8,354of 79,396 networks with IPv4

IPv62 x /32 (131,073 x /48)3 prefixes

CountryFinland292 ASNs registered there

Open AS199508 in ASN lookup Look up an IP in this network (45.8.128.1) All networks in Finland

IPv4 prefixes

All 14 prefixes, in address order.

45.8.128.0/22
62.220.224.0/22
62.220.252.0/22
85.194.236.0/23
89.41.48.0/24
89.42.43.0/24
91.90.48.0/21
185.11.208.0/22
185.195.149.0/24
185.195.150.0/23
194.110.224.0/21
194.110.232.0/22
195.20.149.0/24
195.192.250.0/23

IPv6 prefixes

All 3 prefixes.

2001:67c:2ce8::/48
2a01:b5a0::/32
2a03:6f40::/32

Similar-sized networks in Finland

ASNNameIPv4 addresses

AS29240#43 LANWAN-AS Loihde Trust Oy14,336

AS49283#44 SETERA-AS Setera Oy14,336

AS213269#45 OSS Oulun Seudun Sahko Kuitu Oy12,544

AS57732#47 IPPOY-AS LennuNet Oy11,264

AS202246#48 valoo Valoo Oy10,496

AS62357#49 Mednet 2M-IT Oy10,496

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