ASN AS35675 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS35675?

AS35675 is listed under Wissenschaftsladen Dortmund e.V..

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS35675 Wissenschaftsladen Dortmund e.V.

ASN Lookup Tool

Wissenschaftsladen Dortmund e.V. xs4free.net

DE 4 Routes

AS Data

AS35675

AS35675 – Wissenschaftsladen Dortmund e.V.

AS Number	35675
AS Name	DURCHDIELUFT-AS
Organization	Wissenschaftsladen Dortmund e.V.(org-wa21-ripe)
Country	DE
Website	xs4free.net
Number of IPv4 Routes	3
Number of IPv6 Routes	1
ASN type	NON-PROFIT
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2005-10-03

ASN Intelligence API for production workflows

Use ASN data for AS35675 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
193.43.221.0/24	AS35675	Wissenschaftsladen Dortmund e.V.	Wissenschaftsladen Dortmund e.V.	256
193.43.220.0/24	AS35675	Wissenschaftsladen Dortmund e.V.	Wissenschaftsladen Dortmund e.V.	256
193.43.220.0/23	AS35675	Wissenschaftsladen Dortmund e.V.	Wissenschaftsladen Dortmund e.V.	512
2001:678:980::/48	AS35675	Wissenschaftsladen Dortmund e.V.	Freifunk Dortmund e.V.	~1×10²⁴

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 'AS35620 - AS35776'

as-block:       AS35620 - AS35776
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:        2024-03-04T15:23:26Z
last-modified:  2024-03-04T15:23:26Z
source:         RIPE

% Information related to 'AS35675'

% Abuse contact for 'AS35675' is 'abuse@xs4free.net'

aut-num:        AS35675
as-name:        DURCHDIELUFT-AS
remarks:        Dortmunder Urchdieluft Netzwerk
org:            ORG-WA21-RIPE
remarks:        -------------------------------------------
remarks:        WiLaDo
mp-import:      afi any.unicast from AS31371 accept ANY
mp-export:      afi any.unicast to AS31371 announce AS-DURCHDIELUFT
remarks:        -------------------------------------------
remarks:        LWLcom
mp-import:      afi any.unicast from AS50629 accept ANY
mp-export:      afi any.unicast to AS50629 announce AS-DURCHDIELUFT
remarks:        -------------------------------------------
remarks:        David
mp-import:      afi any.unicast from AS50873 accept ANY
mp-export:      afi any.unicast to AS50873 announce AS-DURCHDIELUFT
remarks:        -------------------------------------------
admin-c:        JJ36-RIPE
admin-c:        FAUL-RIPE
tech-c:         JJ36-RIPE
tech-c:         FAUL-RIPE
status:         ASSIGNED
mnt-by:         FREE-MNT
mnt-by:         FAUL-MNT
mnt-by:         FFDO-MNT
mnt-by:         RIPE-NCC-END-MNT
created:        2005-10-03T11:50:02Z
last-modified:  2025-09-03T11:29:12Z
source:         RIPE
sponsoring-org: ORG-WCG4-RIPE

organisation:   ORG-WA21-RIPE
org-name:       Wissenschaftsladen Dortmund e.V.
country:        DE
org-type:       OTHER
descr:          <http://www.wissenschaftsladen-dortmund.de/>
address:        Wissenschaftsladen Dortmund e.V.
address:        Braunschweiger Str. 22
address:        D-44145 Dortmund
address:        Germany
phone:          +49 231 8404660
phone:          +49 231 8630100
phone:          +49 231 8630106
fax-no:         +49 231 8630101
admin-c:        JJ36-RIPE
tech-c:         FREE1-RIPE
abuse-c:        AC29979-RIPE
mnt-ref:        FREE-MNT
mnt-ref:        FAUL-MNT
mnt-ref:        IACD-MNT
mnt-by:         FREE-MNT
created:        2004-04-26T14:10:35Z
last-modified:  2022-12-01T16:58:48Z
source:         RIPE # Filtered

person:         Immo Wehrenberg
address:        c/o Chaostreff Dortmund
address:        Langer August
address:        Braunschweiger Strasse 22
address:        44145 Dortmund
address:        Germany
phone:          +49-231-108724233
nic-hdl:        FAUL-RIPE
mnt-by:         FAUL-MNT
created:        2003-05-07T00:46:47Z
last-modified:  2005-08-09T08:23:51Z
source:         RIPE # Filtered

person:         Johannes Joemann
address:        Braunschweiger Str. 22
address:        D-44145 Dortmund
address:        Germany
phone:          +49-231-8630100
phone:          +49-231-8630106
nic-hdl:        JJ36-RIPE
mnt-by:         FREE-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2004-06-30T13:53:45Z
source:         RIPE # Filtered

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

Parsed Whois Response

Peers

AS Number	Description	Country
AS50873	David Doepelheuer	DE
AS50873	DDO	DE
AS50629	LWLcom GmbH	DE
AS31371	Wissenschaftsladen Dortmund e.V.	DE

Upstreams

AS Number	Description	Country
AS50873	David Doepelheuer	DE
AS50629	LWLcom GmbH	DE
AS31371	Wissenschaftsladen Dortmund e.V.	DE