Open Systems AG
AS9092 is Open Systems AG (open-systems.com). It announces 5,120 IPv4 addresses in 5 prefixes, and 1 IPv6 prefix.
Switzerland· RIPE NCC· allocated 1998-12-10· Business
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- Switzerland5,120 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- OPENSYSTEMS-AS
- name
- Open Systems AG
- org
- ORG-OSA1-RIPE
- org name
- Open Systems AG
- org address
- Raeffelstrasse 29, 8045, Zurich, SWITZERLAND
- org country
- CH
- country
- CH
- source
- ripe
- status
- ASSIGNED
- updated
- 2025-08-26
- descr
- Zurich, Switzerland / https://open-systems.com
- remarks
- For peering details see / http://as9092.peeringdb.com/ / We have an open peering policy and would like to peer with / you. Please send requests to peering@open.ch. / NOC: support@open.ch / Abuse: abuse@open.ch / Peering Point Presence @TIX Zurich and @SWISSIX Zurich / We have an open Peering-Policy (MD5 required) / Main Upstream/Transit Providers: / Direct Peerings: / We export the following prefixes: / * 213.156.224.0/20 / * 213.156.240.0/21 / * 2a00:db0::/32 / Contact Information / * Operational issues: s
- maintainer
- RIPE-NCC-END-MNT|AS9092-MNT
- abuse name
- Open Systems Abuse
- abuse email
- support@open.ch
- abuse kind
- role
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- 0.04%
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- 0.08%
- 0.08%
- None here
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 213.156.224.0/20 | Switzerland | Valid | 17 | 2026-10-02 |
| 213.156.240.0/24 | Switzerland | Valid | 17 | 2026-10-02 |
| 213.156.241.0/24 | Switzerland | Valid | 17 | 2026-10-02 |
| 213.156.246.0/24 | Switzerland | Valid | 17 | 2026-10-02 |
| 213.156.247.0/24 | Switzerland | Valid | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2a00:db0::/32 | Switzerland | Valid | 19 | 2026-10-02 |
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