Data as of Nov 6, 2026
213.156.247.0/24
No anonymizer space · no proxy exits in 30 daysOpen Systems AG
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 213.156.224.0/19 | 8,192 | CH-OPEN-20030130 | Open Systems AG (ORG-OSA1-RIPE) · CH | ALLOCATED PA | Jan 30, 2003 | support@ |
| └ 213.156.246.0/23 | 512 | NET-ENX-246 | Open Systems AG (ORG-OSA1-RIPE) · CH | ASSIGNED PA | Jul 9, 2015 | support@ |
Network & registry
Registry
Holder
- Organization
- Open Systems AG
- Handle
- ORG-OSA1-RIPE
- Range
- 213.
156. 224. 0/ 19 - Registration type
- ALLOCATED PA
- Record created
- Jan 30, 2003
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 |
|---|---|---|---|---|
| 213.156.247.0/24 | AS9092 | /24 | RIPE | RPKI valid |
Whois
Registration for this announcement
- Range
- 213.
156. 246. 0/ 23 - Netname
- NET-ENX-246
- Registrant
- Open Systems AG
- Registrant country
- CH
- Organization
- Open Systems AG (ORG-OSA1-RIPE)
- Org country
- CH
- Type
- ASSIGNED PA
- Created
- Jul 9, 2015
- Updated
- Jul 9, 2015
- Maintainer
- AS9092-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