What is ASN AS207871?

ASN AS207871 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS207871?

AS207871 is listed under Freifunk Duesseldorf 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.

AS207871 Freifunk Duesseldorf e.V.

ASN Lookup Tool

Freifunk Duesseldorf e.V. freifunk-duesseldorf.de

DE 2 Routes

AS Data

AS207871

AS207871 – Freifunk Duesseldorf e.V.

AS Number	207871
AS Name	FFDDORF
Organization	Freifunk Duesseldorf e.V.(org-fde2-ripe)
Country	DE
Website	freifunk-duesseldorf.de
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2019-11-12

ASN Intelligence API for production workflows

Use ASN data for AS207871 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
45.151.166.0/24	AS207871	Freifunk Duesseldorf e.V.	Freifunk Duesseldorf e.V.	256
2001:678:b7c::/48	AS207871	Freifunk Duesseldorf e.V.	Freifunk Duesseldorf 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 'AS207610 - AS208187'

as-block:       AS207610 - AS208187
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:        2025-10-01T14:17:54Z
last-modified:  2025-10-01T14:17:54Z
source:         RIPE

% Information related to 'AS207871'

% Abuse contact for 'AS207871' is 'abuse@freifunk-duesseldorf.de'

aut-num:        AS207871
as-name:        FFDDORF
org:            ORG-FDE2-RIPE
import:         from AS201701 accept ANY
export:         to AS201701 announce AS207871
import:         from AS199714 accept ANY
export:         to AS199714 announce AS207871
import:         from AS47277 accept ANY
export:         to AS47277 announce AS207871
export:         to AS212567 announce AS207871
import:         from AS212567 accept ANY
admin-c:        AA44288-RIPE
tech-c:         AA44288-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         FFDDORF-MNT
created:        2019-11-12T12:55:18Z
last-modified:  2025-05-09T07:28:49Z
source:         RIPE

organisation:   ORG-FDE2-RIPE
org-name:       Freifunk Duesseldorf e.V.
country:        DE
org-type:       LIR
address:        Erkrather Str. 401
address:        40231
address:        D�sseldorf
address:        GERMANY
phone:          +4921174951760
admin-c:        AA44288-RIPE
tech-c:         AA44288-RIPE
abuse-c:        AR77403-RIPE
mnt-ref:        FFDDORF-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         FFDDORF-MNT
created:        2024-12-16T23:30:36Z
last-modified:  2024-12-16T23:30:36Z
source:         RIPE # Filtered

role:           Admin
address:        GERMANY
address:        D�sseldorf
address:        40231
address:        Erkrather Str. 401
phone:          +4921174951760
nic-hdl:        AA44288-RIPE
mnt-by:         FFDDORF-MNT
created:        2024-12-16T23:30:35Z
last-modified:  2024-12-16T23:30:35Z
source:         RIPE # Filtered

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

Parsed Whois Response

Peers

AS Number	Description	Country
AS212567	Freie Netze Muenchen e.V.	DE
AS201701	Freifunk Rheinland e.V.	DE
AS199714	RIPE Network Coordination Centre	NL
AS47277	LWLcom GmbH	DE

Upstreams

AS Number	Description	Country
AS201701	Freifunk Rheinland e.V.	DE