ASN AS50518 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS50518?

AS50518 is listed under G&L Geissendoerfer & Leschinsky 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.

AS50518 G&L Geissendoerfer & Leschinsky GmbH

ASN Lookup Tool

G&L Geissendoerfer & Leschinsky GmbH gl-systemhaus.de

DE 4 Routes

AS Data

AS50518

AS50518 – G&L Geissendoerfer & Leschinsky GmbH

AS Number	50518
AS Name	gl
Organization	G&L Geissendoerfer & Leschinsky GmbH (org-gglg2-ripe)
Country	DE
Website	gl-systemhaus.de
Number of IPv4 Routes	3
Number of IPv6 Routes	1
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2019-08-01

ASN Intelligence API for production workflows

Use ASN data for AS50518 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
45.94.248.0/24	AS50518	G&L Geissendoerfer & Leschinsky GmbH	G&L Geissendoerfer & Leschinsky GmbH	256
83.231.152.0/24	AS50518	G&L Geissendoerfer & Leschinsky GmbH	NTT United Kingdom Ltd	256
2a11:7400:f2::/48	AS50518	G&L Geissendoerfer & Leschinsky GmbH	G&L Geissendoerfer & Leschinsky GmbH	~1×10²⁴
45.94.250.0/23	AS50518	G&L Geissendoerfer & Leschinsky GmbH	G&L Geissendoerfer & Leschinsky GmbH	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 'AS50220 - AS50841'

as-block:       AS50220 - AS50841
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:        2024-08-12T14:10:44Z
last-modified:  2024-08-12T14:10:44Z
source:         RIPE

% Information related to 'AS50518'

% Abuse contact for 'AS50518' is 'contact@gl-systemhaus.de'

aut-num:        AS50518
as-name:        gl
org:            ORG-GGLG2-RIPE
import:         from AS20189 accept ANY
export:         to AS20189 announce AS50518
import:         from AS16509 accept ANY
export:         to AS16509 announce AS50518
admin-c:        AL16915-RIPE
tech-c:         AL16915-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         mnt-de-gl-1
created:        2019-08-01T07:52:26Z
last-modified:  2019-08-01T07:52:26Z
source:         RIPE

organisation:   ORG-GGLG2-RIPE
org-name:       G&L Geissendoerfer & Leschinsky GmbH
country:        DE
org-type:       LIR
address:        Maarweg 149-161
address:        50825
address:        K�ln
address:        GERMANY
phone:          +49 221 99809 0
admin-c:        AL16915-RIPE
tech-c:         AL16915-RIPE
abuse-c:        AR53669-RIPE
mnt-ref:        mnt-de-gl-1
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         mnt-de-gl-1
created:        2019-07-04T07:21:26Z
last-modified:  2020-12-16T13:16:19Z
source:         RIPE # Filtered

person:         Alexander Leschinsky
address:        Maarweg 149-161
address:        50825
address:        K�ln
address:        GERMANY
phone:          +49 221 99809 0
nic-hdl:        AL16915-RIPE
mnt-by:         mnt-de-gl-1
created:        2019-07-04T07:21:25Z
last-modified:  2019-07-04T07:21:26Z
source:         RIPE

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

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS50220 - AS50841",
    "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" : "2024-08-12",
    "date_updated" : "2024-08-12",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS50518",
    "as_name" : "gl",
    "status" : "ASSIGNED",
    "import" : [ "from AS20189 accept ANY", "from AS16509 accept ANY" ],
    "export" : [ "to AS20189 announce AS50518", "to AS16509 announce AS50518" ],
    "organization" : "ORG-GGLG2-RIPE",
    "admin_contacts" : [ "AL16915-RIPE" ],
    "tech_contacts" : [ "AL16915-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "mnt-de-gl-1" ],
    "date_created" : "2019-08-01",
    "date_updated" : "2019-08-01",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-GGLG2-RIPE",
    "name" : "G&L Geissendoerfer & Leschinsky GmbH",
    "type" : "LIR",
    "address" : [ "Maarweg 149-161", "50825", "K?ln", "GERMANY" ],
    "street" : "50825 K?ln",
    "country" : [ "DE" ],
    "phone" : [ "+49 221 99809 0" ],
    "admin_contacts" : [ "AL16915-RIPE" ],
    "tech_contacts" : [ "AL16915-RIPE" ],
    "abuse_contacts" : [ "AR53669-RIPE" ],
    "mnt_ref" : [ "mnt-de-gl-1" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "mnt-de-gl-1" ],
    "date_created" : "2019-07-04",
    "date_updated" : "2020-12-16",
    "source" : "RIPE",
    "addressCountry" : "GERMANY"
  },
  "administrative_contacts" : [ {
    "handle" : "AL16915-RIPE",
    "name" : "Alexander Leschinsky",
    "address" : [ "Maarweg 149-161", "50825", "K?ln", "GERMANY" ],
    "street" : "50825 K?ln",
    "country" : "GERMANY",
    "phone" : [ "+49 221 99809 0" ],
    "mnt_by" : [ "mnt-de-gl-1" ],
    "date_created" : "2019-07-04",
    "date_updated" : "2019-07-04",
    "source" : "RIPE",
    "addressCountry" : "GERMANY"
  } ],
  "technical_contacts" : [ {
    "handle" : "AL16915-RIPE",
    "name" : "Alexander Leschinsky",
    "address" : [ "Maarweg 149-161", "50825", "K?ln", "GERMANY" ],
    "street" : "50825 K?ln",
    "country" : "GERMANY",
    "phone" : [ "+49 221 99809 0" ],
    "mnt_by" : [ "mnt-de-gl-1" ],
    "date_created" : "2019-07-04",
    "date_updated" : "2019-07-04",
    "source" : "RIPE",
    "addressCountry" : "GERMANY"
  } ]
}

Peers

AS Number	Description	Country
AS20189	Akamai Technologies, Inc.	US
AS3320	Deutsche Telekom AG	DE
AS6939	Hurricane Electric LLC	US
AS16509	Amazon.com, Inc.	US
AS2914	NTT America, Inc.	US

Upstreams

AS Number	Description	Country
AS3320	Deutsche Telekom AG	DE
AS6939	Hurricane Electric LLC	US
AS2914	NTT America, Inc.	US