ASN Lookup Tool

Open Circle AG open-circle.ch CH CH 13 Routes

AS Data

AS203434

AS203434Open Circle AG

AS Number 203434
AS Name OPEN-CIRCLE
Organization Open Circle AG(org-ysa7-ripe)
Country CH
Website open-circle.ch
Number of IPv4 Routes 8
Number of IPv6 Routes 5
ASN type BUSINESS
Allocation Status ASSIGNED
Registry RIPE
Date Allocated 2016-01-19

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Use ASN data for AS203434 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
2a00:b0a2::/32 ~79×10²⁷
185.134.166.0/24 256
2a00:b0a0::/29 ~634×10²⁷
185.134.164.0/24 256
45.66.234.0/23 512
45.66.232.0/23 512
185.134.167.0/24 256
185.134.166.0/23 512
2a00:b0a0:2::/48 ~1×10²⁴
185.134.164.0/23 512

Raw Whois Response

% 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.
%       To receive output for a database update, use the "-B" flag.

% Information related to 'AS203113 - AS203887'

as-block:       AS203113 - AS203887
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:        2024-11-12T15:22:00Z
last-modified:  2024-11-12T15:22:00Z
source:         RIPE

% Information related to 'AS203434'

% Abuse contact for 'AS203434' is 'abuse@open-circle.ch'

aut-num:        AS203434
as-name:        OPEN-CIRCLE
remarks:
remarks:        ==========================================
remarks:        TRANSIT
remarks:        ==========================================
remarks:
remarks:        AS15576 is NTS
import:         from AS15576 accept ANY
export:         to AS15576 announce AS203434
mp-import:      afi ipv6.unicast from AS15576 accept ANY
mp-export:      afi ipv6.unicast to AS15576 announce AS203434
remarks:
remarks:        AS29691 is NINE
import:         from AS29691 accept ANY
export:         to AS29691 announce AS203434
mp-import:      afi ipv6.unicast from AS29691 accept ANY
mp-export:      afi ipv6.unicast to AS29691 announce AS203434
remarks:
remarks:        AS59414 is CLOUDSCALE
import:         from AS59414 accept ANY
export:         to AS59414 announce AS203434
mp-import:      afi ipv6.unicast from AS59414 accept ANY
mp-export:      afi ipv6.unicast to AS59414 announce AS203434
remarks:
remarks:        AS39040 is NTS
import:         from AS39040 accept ANY
export:         to AS39040 announce AS203434
mp-import:      afi ipv6.unicast from AS39040 accept ANY
mp-export:      afi ipv6.unicast to AS39040 announce AS203434
remarks:
remarks:        AS42476 is SWISSIX
import:         from AS42476 accept ANY
export:         to AS42476 announce AS203434
mp-import:      afi ipv6.unicast from AS42476 accept ANY
mp-export:      afi ipv6.unicast to AS42476 announce AS203434
remarks:
admin-c:        YSNO-RIPE
tech-c:         YSNO-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         YOUNGSOLUTIONS-MNT
mnt-by:         OPEN-CIRCLE-MNT
org:            ORG-YSA7-RIPE
created:        2016-01-19T13:59:06Z
last-modified:  2025-11-06T09:04:34Z
source:         RIPE

organisation:   ORG-YSA7-RIPE
org-name:       Open Circle AG
country:        CH
org-type:       LIR
address:        Freilagerstrasse 32
address:        8047
address:        Zurich
address:        SWITZERLAND
remarks:        open-circle.ch
phone:          +41 44 552 13 13
admin-c:        YSNO-RIPE
tech-c:         YSNO-RIPE
abuse-c:        YSAC-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        OPEN-CIRCLE-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         OPEN-CIRCLE-MNT
created:        2016-01-14T13:59:42Z
last-modified:  2022-09-23T13:55:17Z
source:         RIPE # Filtered

role:           Open Circle NOC Operator
address:        Open Circle AG
address:        Freilagerstrasse 32
address:        8047
address:        Zurich
address:        SWITZERLAND
remarks:        www.open-circle.ch
phone:          +41 44 552 13 13
abuse-mailbox:  abuse@open-circle.ch
mnt-by:         OPEN-CIRCLE-MNT
org:            ORG-YSA7-RIPE
nic-hdl:        YSNO-RIPE
admin-c:        PM22551-RIPE
tech-c:         PM22551-RIPE
created:        2020-09-30T10:15:19Z
last-modified:  2022-09-27T14:24:25Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.121.2 (BUSA)

Parsed Whois Response

Peers

AS Number Description Country
AS20612 SwissIX Internet Exchange CH
AS62167 Tismi BV NL
AS198385 AlpineDC SA CH
AS58057 Securebit AG CH
AS20932 Service Telecom CH
AS13030 Init7 (Switzerland) Ltd. CH
AS39351 31173 Services AB SE
AS6939 Hurricane Electric LLC US
AS198249 Ops One AG CH
AS47957 Worldline IGSA SA FR

Upstreams

AS Number Description Country
AS9002 RETN Limited GB
AS1764 Next Layer Telekommunikationsdienstleistungs und Beratungs GmbH AT
AS39351 31173 Services AB SE
AS25091 IP Max SA CH
AS6939 Hurricane Electric LLC US
AS39040 NTS workspace AG CH
AS24961 WIIT AG DE
AS29075 IELO LIAZO SERVICES SAS FR
AS48362 Stadtwerke Feldkirch AT
AS5405 Inter.link GmbH DE

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Frequently Asked Questions

ASN AS203434 is an Autonomous System Number used to identify a network for BGP internet routing.
AS203434 is listed under Open Circle AG.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.