Autonomous System
AS200544 Swiss Armed Forces - AFCSO
GovernmentActiveSwitzerlandRIPE
AS200544 (swiss-defence-afcso) is a government network operated by Swiss Armed Forces - AFCSO in Switzerland, registered with RIPE. It has 1 IPv4 prefix with 65,536 addresses and 1 IPv6 prefix, which makes it the 3,852nd largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses65,536in 1 prefix
IPv6 prefixes1≈ 1.6 × 10²⁹ addresses
Size rank#3,852of 82,200 active ASNs
Details
OrganizationSwiss Armed Forces - AFCSO
AS nameswiss-defence-afcso
Websitevtg.admin.ch
Country Switzerland (CH)
Network typeGovernment
RegistryRIPE
Abuse contactextnet-ripe.fub@vtg.admin.ch
Registered2015-06-10
Last updated2025-09-17
IPv4 prefixes
1 prefix · 65,536 addresses| Network | Addresses | First – last address |
|---|---|---|
| 159.22.0.0/16 | 65,536 | 159.22.0.0 – 159.22.255.255 |
159.22.0.0/16
IPv6 prefixes
1 prefix- 2a07:ad00::/31
2a07:ad00::/31
Query AS200544 with the API
The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day.
curl "https://api.ipapi.is/?q=AS200544&key=YOUR_API_KEY"Any address in its prefixes resolves to AS200544, with or without a key:
curl "https://api.ipapi.is/?q=159.22.0.1"Largest networks in Switzerland
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