$ query “AS199508” --type=asn → 1 result(s)

AS199508 · S1NETWORKS-AS

S1 Networks Oy

AS199508 is operated by S1 Networks Oy and serves as a mid-size transit provider, established in Finland in 2012. The system announces a respectable 11 776 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Finland, with additional presence in Australia.

  • Top 5% — Top 5% of all autonomous systems by reach and degree

Basic Information

Country
🇫🇮 Finland
Category
Hosting
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
December 19, 2012
Last Changed
September 01, 2026
Last Seen
September 14, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
14 / 14
IPv6 Prefixes (raw / aggregated)
3 / 3
IPv4 Addresses
11 776
Largest IPv4 Prefix
/21 (2 048 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇫🇮 Finland (18 944 IPs), 🇦🇺 Australia (1 024 IPs)
Prefix Changed
July 23, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
2 upstreams providing transit
Peers
29 networks exchanging traffic without transit
Downstream Customers
5 downstreams buying transit
Unclassified
2 unclassified BGP neighbors
Degree
38 unique BGP neighbors
Reach
12 networks in customer cone

Upstream Providers (2)

Prefix Lists

IPv4 Prefixes (14 total)

  • 194.110.224.0/21 (2 048 addresses (/21 prefix))
  • 91.90.48.0/21 (2 048 addresses (/21 prefix))
  • 185.11.208.0/22 (1 024 addresses (/22 prefix))
  • 62.220.224.0/22 (1 024 addresses (/22 prefix))
  • 62.220.252.0/22 (1 024 addresses (/22 prefix))
  • 45.8.128.0/22 (1 024 addresses (/22 prefix))
  • 194.110.232.0/22 (1 024 addresses (/22 prefix))
  • 85.194.236.0/23 (512 addresses (/23 prefix))
  • 185.195.150.0/23 (512 addresses (/23 prefix))
  • 195.192.250.0/23 (512 addresses (/23 prefix))
  • 185.195.149.0/24 (256 addresses (/24 prefix))
  • 89.42.43.0/24 (256 addresses (/24 prefix))
  • 89.41.48.0/24 (256 addresses (/24 prefix))
  • 195.20.149.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (3 total)

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