Data as of Nov 6, 2026
213.156.241.0/24
No anonymizer space · no proxy exits in 30 daysOpen Systems AG
Network & registry
Origin network
AS9092
CH
- Name
- Open Systems AG
- Type
- Internet provider
- Registered
- Dec 10, 1998
- Domain
- open.ch
- Website
- www.open-systems.com/
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jan 2026
- Current origin since
- Jan 2026 · 9 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 213.156.241.0/24 | AS9092 | /24 | RIPE | RPKI valid |
Whois
Registration for this announcement
- Range
- 213.
156. 224. 0/ 19 - Netname
- CH-OPEN-20030130
- Registrant
- Open Systems AG
- Registrant country
- CH
- Organization
- Open Systems AG (ORG-OSA1-RIPE)
- Org country
- CH
- Type
- ALLOCATED PA
- Created
- Jan 30, 2003
- Updated
- Feb 16, 2017
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- CH
- Delegated
- Jan 30, 2003
- Status
- assigned
Report abuse
Abuse contact
- support@
open. ch - Name
- Open Systems Abuse
- Handle
- OSA40-RIPE