9092 OPENSYSTEMS-AS Zurich, Switzerland, CH
Adjacency: 5 Upstream: 5 Downstream: 0
Upstream Adjacent AS list
AS13237 LAMBDANET-AS European Backbone of AS13237, DE
AS3320 DTAG Internet service provider operations, DE
AS174 COGENT-174, US
AS6939 HURRICANE, US
AS3356 LEVEL3, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 14999 AS9092 ORIGIN Originate: 5120 /19.68 Transit: 0 /0.00 OPENSYSTEMS-AS Zurich, Switzerland, CH
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 15714 AS9092 OPENSYSTEMS-AS Zurich, Switzerland, CH 5 4 2 3 2 40.00% Prefix AS Path Aggregation Suggestion 213.156.224.0/20 6939 9092 213.156.240.0/23 6939 9092 + Announce - aggregate of 213.156.240.0/24 (6939 9092) and 213.156.241.0/24 (6939 9092) 213.156.240.0/24 6939 9092 - Withdrawn - aggregated with 213.156.241.0/24 (6939 9092) 213.156.241.0/24 6939 9092 - Withdrawn - aggregated with 213.156.240.0/24 (6939 9092) 213.156.246.0/23 6939 9092 + Announce - aggregate of 213.156.246.0/24 (6939 9092) and 213.156.247.0/24 (6939 9092) 213.156.246.0/24 6939 9092 - Withdrawn - aggregated with 213.156.247.0/24 (6939 9092) 213.156.247.0/24 6939 9092 - Withdrawn - aggregated with 213.156.246.0/24 (6939 9092)
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS9092 2 More Specifics 2 Total Advertisements OPENSYSTEMS-AS Zurich, Switzerland, CH
213.156.224.0/20 213.156.224.0/19
213.156.240.0/21 213.156.224.0/19
whois: 402603
IANA has recorded AS9092 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS9092\n % This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://docs.db.ripe.net/terms-conditions.html
% Note: this output has been filtered.
% Information related to 'AS8797 - AS9128'
as-block: AS8797 - AS9128
descr: RIPE NCC ASN block
remarks: These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by: RIPE-NCC-HM-MNT
created: 2021-11-04T15:25:08Z
last-modified: 2021-11-04T15:25:08Z
source: RIPE
% Information related to 'AS9092'
% Abuse contact for 'AS9092' is 'support@open.ch'
aut-num: AS9092
as-name: OPENSYSTEMS-AS
descr: Zurich, Switzerland
descr: https://open-systems.com
org: ORG-OSA1-RIPE
remarks: For peering details see
remarks: http://as9092.peeringdb.com/
remarks:
remarks: We have an open peering policy and would like to peer with
remarks: you. Please send requests to peering@open.ch.
remarks:
remarks: NOC: support@open.ch
remarks: Abuse: abuse@open.ch
remarks:
remarks: -------------------------------------------------
remarks: Peering Point Presence @TIX Zurich and @SWISSIX Zurich
remarks: We have an open Peering-Policy (MD5 required)
remarks: -------------------------------------------------
remarks: Main Upstream/Transit Providers:
import: from AS174 action pref=100; accept ANY
import: from AS3320 action pref=100; accept ANY
import: from AS13237 action pref=100; accept ANY
import: from AS3356 action pref=100; accept ANY
export: to AS174 announce AS-OPENSYSTEMS
export: to AS3320 announce AS-OPENSYSTEMS
export: to AS13237 announce AS-OPENSYSTEMS
export: to AS3356 announce AS-OPENSYSTEMS
remarks: -------------------------------------------------
remarks: Direct Peerings:
import: from AS9092:AS-TRANSIT accept ANY
import: from AS9092:AS-PEERS accept AS9092:AS-SET:PeerAS
export: to AS9092:AS-TRANSIT announce AS9092:AS-OPENSYSTEMS
export: to AS9092:AS-PEERS announce AS9092:AS-OPENSYSTEMS
admin-c: ADMI9092
tech-c: TECH9092
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
remarks: ------------------------------------------------
remarks: We export the following prefixes:
remarks: * 213.156.224.0/20
remarks: * 213.156.240.0/21
remarks: * 2a00:db0::/32
remarks: ------------------------------------------------
remarks: Contact Information
remarks: * Operational issues: support@open.ch
remarks: * Peering issues: peering@open.ch
remarks: * Abuse and SPAM: abuse@open.ch
remarks: ------------------------------------------------
mnt-by: AS9092-MNT
created: 1970-01-01T00:00:00Z
last-modified: 2025-08-26T09:50:04Z
source: RIPE
organisation: ORG-OSA1-RIPE
org-name: Open Systems AG
country: CH
reg-nr: CHE-106.697.233
org-type: LIR
address: Raeffelstrasse 29
address: 8045
address: Zurich
address: SWITZERLAND
phone: +41581001111
fax-no: +41581001011
admin-c: ADMI9092
mnt-ref: AS9092-MNT
mnt-ref: RIPE-NCC-HM-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: AS9092-MNT
abuse-c: OSA40-RIPE
created: 2004-04-17T11:02:57Z
last-modified: 2026-05-13T07:15:13Z
source: RIPE # Filtered
%ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
%
% Queries from your IP address have passed the daily limit of controlled objects.
% Access from your host has been temporarily denied.
% For more information, see
% https://docs.db.ripe.net/FAQ#why-did-i-receive-an-error-201-access-denied
% This query was served by the RIPE Database Query Service version 1.122.1 (ABERDEEN)