What is ASN AS209943?

ASN AS209943 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS209943?

AS209943 is listed under InSyst GmbH.

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.

AS209943 InSyst GmbH | IPGeolocation.io

ASN Lookup Tool

InSyst GmbH insyst.de

DE 3 Routes

AS Data

AS209943

AS209943 – InSyst GmbH

AS Number	209943
AS Name	INSYST
Organization	InSyst GmbH (org-ig71-ripe)
Country	DE
Website	insyst.de
Number of IPv4 Routes	2
Number of IPv6 Routes	1
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2019-05-09

ASN Intelligence API for production workflows

Use ASN data for AS209943 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
194.56.221.0/24	AS209943	InSyst GmbH	InSyst GmbH	256
2001:67c:28ec::/48	AS209943	InSyst GmbH	InSyst GmbH	~1×10²⁴
213.83.7.0/24	AS209943	InSyst GmbH	InSyst GmbH	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 'AS208189 - AS214345'

as-block:       AS208189 - AS214345
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:        2026-02-12T14:40:05Z
last-modified:  2026-02-12T14:40:05Z
source:         RIPE

% Information related to 'AS209943'

% Abuse contact for 'AS209943' is 'abuse@insyst.de'

aut-num:        AS209943
as-name:        INSYST
org:            ORG-IG71-RIPE
import:         from AS12306 accept ANY
export:         to AS12306 announce AS209943
import:         from AS3356 accept ANY
export:         to AS3356 announce AS209943
admin-c:        GK58-RIPE
tech-c:         PLN
tech-c:         GK58-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         PLUSLINE-MNT
created:        2019-05-09T11:03:10Z
last-modified:  2020-11-16T17:55:57Z
source:         RIPE
sponsoring-org: ORG-PSG2-RIPE

organisation:   ORG-IG71-RIPE
org-name:       InSyst GmbH
country:        DE
org-type:       OTHER
address:        InSyst GmbH
address:        Konrad-Zuse-Str. 2a
address:        D-42551 Velbert
address:        Germany
phone:          +49-2051-806850
fax-no:         +49-2051-8068567
abuse-c:        AR18652-RIPE
admin-c:        GK58-RIPE
mnt-ref:        INSYST-MNT
mnt-ref:        PLUSLINE-MNT
mnt-by:         INSYST-MNT
mnt-by:         PLUSLINE-MNT
created:        2010-12-15T13:42:06Z
last-modified:  2022-12-01T16:30:21Z
source:         RIPE # Filtered

role:           Plus.line AG, Network Operation Centre
address:        Plus.line AG
address:        Erlenstr. 2
address:        60325 Frankfurt
address:        Germany
phone:          +49 69 758915 0
fax-no:         +49 69 758915 33
admin-c:        RG72-RIPE
tech-c:         RG72-RIPE
tech-c:         GSPL
nic-hdl:        PLN
mnt-by:         PLUSLINE-MNT
created:        2002-01-10T13:29:44Z
last-modified:  2018-08-03T08:28:38Z
source:         RIPE # Filtered

person:         Guido Kinzel
address:        InSyst GmbH
address:        Konrad-Zuse-Str. 2a
address:        42551 Velbert
address:        Germany
phone:          +49-2051-806850
fax-no:         +49-2051-8068567
nic-hdl:        GK58-RIPE
mnt-by:         INSYST-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2019-08-01T15:01:51Z
source:         RIPE # Filtered

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

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS208189 - AS214345",
    "description" : [ "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" ],
    "date_created" : "2026-02-12",
    "date_updated" : "2026-02-12",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS209943",
    "as_name" : "INSYST",
    "status" : "ASSIGNED",
    "import" : [ "from AS12306 accept ANY", "from AS3356 accept ANY" ],
    "export" : [ "to AS12306 announce AS209943", "to AS3356 announce AS209943" ],
    "organization" : "ORG-IG71-RIPE",
    "sponsoring_organization" : "ORG-PSG2-RIPE",
    "admin_contacts" : [ "GK58-RIPE" ],
    "tech_contacts" : [ "PLN", "GK58-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "PLUSLINE-MNT" ],
    "date_created" : "2019-05-09",
    "date_updated" : "2020-11-16",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-IG71-RIPE",
    "name" : "InSyst GmbH",
    "type" : "OTHER",
    "address" : [ "InSyst GmbH", "Konrad-Zuse-Str. 2a", "D-42551 Velbert", "Germany" ],
    "street" : "Konrad-zuse-str.",
    "city" : "Velbert",
    "zip_code" : "D-42551",
    "country" : [ "DE" ],
    "phone" : [ "+49-2051-806850" ],
    "fax_no" : [ "+49-2051-8068567" ],
    "admin_contacts" : [ "GK58-RIPE" ],
    "abuse_contacts" : [ "AR18652-RIPE" ],
    "mnt_ref" : [ "INSYST-MNT", "PLUSLINE-MNT" ],
    "mnt_by" : [ "INSYST-MNT", "PLUSLINE-MNT" ],
    "date_created" : "2010-12-15",
    "date_updated" : "2022-12-01",
    "source" : "RIPE",
    "addressCountry" : "GERMANY"
  },
  "administrative_contacts" : [ {
    "handle" : "GK58-RIPE",
    "name" : "Guido Kinzel",
    "address" : [ "InSyst GmbH", "Konrad-Zuse-Str. 2a", "42551 Velbert", "Germany" ],
    "street" : "Konrad-zuse-str.",
    "city" : "Velbert",
    "zip_code" : "42551",
    "country" : "GERMANY",
    "phone" : [ "+49-2051-806850" ],
    "fax_no" : [ "+49-2051-8068567" ],
    "mnt_by" : [ "INSYST-MNT" ],
    "date_created" : "1970-01-01",
    "date_updated" : "2019-08-01",
    "source" : "RIPE",
    "addressCountry" : "GERMANY"
  } ],
  "technical_contacts" : [ {
    "handle" : "PLN",
    "name" : "Plus.line AG, Network Operation Centre",
    "address" : [ "Plus.line AG", "Erlenstr. 2", "60325 Frankfurt", "Germany" ],
    "street" : "Erlenstr.",
    "city" : "Frankfurt",
    "zip_code" : "60325",
    "country" : "GERMANY",
    "phone" : [ "+49 69 758915 0" ],
    "fax_no" : [ "+49 69 758915 33" ],
    "admin_contacts" : [ "RG72-RIPE" ],
    "tech_contacts" : [ "RG72-RIPE", "GSPL" ],
    "mnt_by" : [ "PLUSLINE-MNT" ],
    "date_created" : "2002-01-10",
    "date_updated" : "2018-08-03",
    "source" : "RIPE",
    "addressCountry" : "GERMANY"
  }, {
    "handle" : "GK58-RIPE",
    "name" : "Guido Kinzel",
    "address" : [ "InSyst GmbH", "Konrad-Zuse-Str. 2a", "42551 Velbert", "Germany" ],
    "street" : "Konrad-zuse-str.",
    "city" : "Velbert",
    "zip_code" : "42551",
    "country" : "GERMANY",
    "phone" : [ "+49-2051-806850" ],
    "fax_no" : [ "+49-2051-8068567" ],
    "mnt_by" : [ "INSYST-MNT" ],
    "date_created" : "1970-01-01",
    "date_updated" : "2019-08-01",
    "source" : "RIPE",
    "addressCountry" : "GERMANY"
  } ]
}

Peers

AS Number	Description	Country
AS12306	Plus.line AG	DE
AS3356	Level 3 Parent, LLC	US

Upstreams

AS Number	Description	Country
AS12306	Plus.line AG	DE