ASN Lookup Tool

Stadtwerke Konstanz GmbH tk-bodensee.net DE DE 8 Routes

AS Data

AS57154

AS57154Stadtwerke Konstanz GmbH

AS Number 57154
AS Name SWKN
Organization Stadtwerke Konstanz GmbH(org-skg3-ripe)
Country DE
Website tk-bodensee.net
Number of IPv4 Routes 7
Number of IPv6 Routes 1
ASN type BUSINESS
Allocation Status ASSIGNED
Registry RIPE
Date Allocated 2011-08-05

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Use ASN data for AS57154 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
31.47.80.0/21 2048
88.133.248.0/21 2048
2a03:80::/32 ~79×10²⁷
185.36.44.0/22 1024
5.10.8.0/21 2048
185.80.168.0/22 1024
213.152.96.0/19 8192
193.102.25.0/24 256

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 'AS57148 - AS57368'

as-block:       AS57148 - AS57368
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:        2024-09-03T13:31:56Z
last-modified:  2024-09-03T13:31:56Z
source:         RIPE

% Information related to 'AS57154'

% Abuse contact for 'AS57154' is 'abuse@tk-bodensee.net'

aut-num:        AS57154
as-name:        SWKN
descr:          Stadtwerke Konstanz GmbH
org:            ORG-SKG3-RIPE
remarks:
remarks:        # Upstream
remarks:
import:         from AS60169 accept ANY
export:         to AS60169 announce AS-SWKN
member-of:      AS3320:AS-AUTH-PILOT-BLACKHOLE-FROM-AS60169
import:         from AS6830 accept ANY
export:         to AS6830 announce AS-SWKN
import:         from AS205112 accept ANY
export:         to AS205112 announce AS-SWKN
remarks:
remarks:        # Customer
remarks:
import:         from AS214410 accept AS214410
export:         to AS214410 announce ANY
remarks:
remarks:        # Peering
remarks:
import:         from AS553 accept AS-BELWUE
export:         to AS553 announce AS-SWKN
import:         from AS21263 accept AS-TELEDATA
export:         to AS21263 announce AS-SWKN
import:         from AS48284 accept AS-SWUTN
export:         to AS48284 announce AS-SWKN
import:         from AS198726 accept AS-KOMDSL-OUT
export:         to AS198726 announce AS-SWKN
remarks:
admin-c:        SWKN-RIPE
tech-c:         SWKN1-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-SWKN
created:        2011-08-05T09:15:00Z
last-modified:  2026-02-17T13:05:45Z
source:         RIPE # Filtered

organisation:   ORG-SKG3-RIPE
org-name:       Stadtwerke Konstanz GmbH
country:        DE
org-type:       LIR
address:        Max-Stromeyer-Str. 21-29
address:        D-78467
address:        Konstanz
address:        GERMANY
phone:          +4975318034800
fax-no:         +497531803774800
mnt-ref:        MNT-SWKN
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MNT-SWKN
admin-c:        RS11356-RIPE
admin-c:        DG78-RIPE
abuse-c:        SWKN1-RIPE
created:        2011-03-01T12:01:41Z
last-modified:  2020-12-16T12:35:39Z
source:         RIPE # Filtered

role:           Stadtwerke Konstanz
address:        Stadtwerke Konstanz GmbH
address:        Max-Stromeyer-Str. 21-29
address:        D-78467 Konstanz
address:        Germany
admin-c:        RS11356-RIPE
admin-c:        DG78-RIPE
tech-c:         RS11356-RIPE
tech-c:         DG78-RIPE
nic-hdl:        SWKN-RIPE
mnt-by:         MNT-SWKN
created:        2011-03-08T10:29:32Z
last-modified:  2020-12-09T15:53:24Z
source:         RIPE # Filtered

role:           Stadtwerke Konstanz ISP-Team
address:        Stadtwerke Konstanz GmbH
address:        Max-Stromeyer-Str. 21 - 29
address:        D-78467 Konstanz
address:        Germany
abuse-mailbox:  abuse@tk-bodensee.net
remarks:        ########################################################
remarks:        Stadtwerke Konstanz - Internet Network Operations Center
remarks:        Report abuse/spam problems to   abuse@tk-bodensee.net
remarks:        Report peering problems to      peering@tk-bodensee.net
remarks:        Report network problems to      noc@tk-bodensee.net
remarks:        Report hosting problems to      noc@tk-bodensee.net
remarks:        ########################################################
admin-c:        DG78-RIPE
admin-c:        RS11356-RIPE
tech-c:         DG78-RIPE
tech-c:         RS11356-RIPE
nic-hdl:        SWKN1-RIPE
mnt-by:         MNT-SWKN
created:        2011-08-11T16:47:14Z
last-modified:  2011-08-11T16:47:14Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.121.1 (BUSA)

Parsed Whois Response

Peers

AS Number Description Country
AS12552 GlobalConnect AB SE
AS25220 equada network GmbH DE
AS20932 Service Telecom CH
AS38880 Micron21 Datacentre Pty Ltd AU
AS31133 PJSC MegaFon RU
AS42541 FIBERBY DK
AS198150 SIACOM JSC GE
AS45352 IP ServerOne Solutions Sdn Bhd MY
AS4230 CLARO S.A. BR
AS48284 SWU TeleNet GmbH DE

Upstreams

AS Number Description Country
AS1764 Next Layer Telekommunikationsdienstleistungs und Beratungs GmbH AT
AS39351 31173 Services AB SE
AS6939 Hurricane Electric LLC US
AS6204 ZET.NET IP Transit RO
AS8298 IPng Networks GmbH CH
AS22356 Durand do Brasil Ltda BR
AS6663 Euroweb Romania S.R.L. RO
AS8966 EMIRATES TELECOMMUNICATIONS GROUP COMPANY ETISALAT GROUP PJSC AE
AS31133 PJSC MegaFon RU
AS58115 SwissIX Internet Exchange CH

Downstreams

AS Number Description Country
AS214410 Stadtwerke Waldkirch GmbH DE

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Frequently Asked Questions

ASN AS57154 is an Autonomous System Number used to identify a network for BGP internet routing.
AS57154 is listed under Stadtwerke Konstanz GmbH.
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.