ASN AS50163 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS50163?

AS50163 is listed under Altnet s.r.o..

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.

AS50163 Altnet s.r.o. | IPGeolocation.io

ASN Lookup Tool

Altnet s.r.o. altnet.cz

CZ 2 Routes

AS Data

AS50163

AS50163 – Altnet s.r.o.

AS Number	50163
AS Name	altnet-skvelynet
Organization	Altnet s.r.o. (org-as107-ripe)
Country	CZ
Website	altnet.cz
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2009-11-24

ASN Intelligence API for production workflows

Use ASN data for AS50163 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
109.71.208.0/21	AS50163	Altnet s.r.o.	Servery spolecnosti Altnet s.r.o. a site skvely.net	2048
2a03:e00::/32	AS50163	Altnet s.r.o.	Altnet s.r.o.	~79×10²⁷

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 'AS50050 - AS50218'

as-block:       AS50050 - AS50218
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:        2024-12-06T06:09:56Z
last-modified:  2024-12-06T06:09:56Z
source:         RIPE

% Information related to 'AS50163'

% Abuse contact for 'AS50163' is 'admini@altnet.cz'

aut-num:        AS50163
as-name:        altnet-skvelynet
org:            ORG-As107-RIPE
remarks:        # one peer is ISPAliance second Ha-vel, Dial was in history
import:         from AS29208 accept ANY
import:         from AS15935 accept ANY
import:         from AS47232 accept ANY
remarks:        # one peer is ISPAliance second Ha-vel, Dial was in history
export:         to AS29208 announce AS50163
export:         to AS15935 announce AS50163
export:         to AS47232 announce AS50163
default:        to AS47232
admin-c:        MK8726-RIPE
tech-c:         MK8726-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-CZ-ALTNET
created:        2009-11-24T14:34:15Z
last-modified:  2018-11-16T12:02:10Z
source:         RIPE # Filtered

organisation:   ORG-As107-RIPE
org-name:       Altnet s.r.o.
country:        CZ
org-type:       LIR
address:        Vikova 473
address:        27401
address:        Slany
address:        CZECH REPUBLIC
phone:          +420317471471
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        MNT-CZ-ALTNET
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MNT-CZ-ALTNET
abuse-c:        CAR133-RIPE
created:        2009-06-17T09:38:47Z
last-modified:  2021-08-24T14:03:26Z
source:         RIPE # Filtered

person:         Martin Kratochvil
address:        Vikova 473
phone:          +420317471473
nic-hdl:        MK8726-RIPE
created:        2009-11-24T08:16:32Z
last-modified:  2017-10-30T22:07:39Z
source:         RIPE
mnt-by:         MNT-CZ-ALTNET

% 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" : "AS50050 - AS50218",
    "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" : "2024-12-06",
    "date_updated" : "2024-12-06",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS50163",
    "as_name" : "altnet-skvelynet",
    "status" : "ASSIGNED",
    "import" : [ "from AS29208 accept ANY", "from AS15935 accept ANY", "from AS47232 accept ANY" ],
    "export" : [ "to AS29208 announce AS50163", "to AS15935 announce AS50163", "to AS47232 announce AS50163" ],
    "default" : [ "to AS47232" ],
    "organization" : "ORG-As107-RIPE",
    "admin_contacts" : [ "MK8726-RIPE" ],
    "tech_contacts" : [ "MK8726-RIPE" ],
    "remarks" : [ "# one peer is ISPAliance second Ha-vel, Dial was in history", "# one peer is ISPAliance second Ha-vel, Dial was in history" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "MNT-CZ-ALTNET" ],
    "date_created" : "2009-11-24",
    "date_updated" : "2018-11-16",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-As107-RIPE",
    "name" : "Altnet s.r.o.",
    "type" : "LIR",
    "address" : [ "Vikova 473", "27401", "Slany", "CZECH REPUBLIC" ],
    "street" : "Vikova",
    "city" : "Slany",
    "zip_code" : "27401",
    "country" : [ "CZ" ],
    "phone" : [ "+420317471471" ],
    "abuse_contacts" : [ "CAR133-RIPE" ],
    "mnt_ref" : [ "RIPE-NCC-HM-MNT", "MNT-CZ-ALTNET" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "MNT-CZ-ALTNET" ],
    "date_created" : "2009-06-17",
    "date_updated" : "2021-08-24",
    "source" : "RIPE",
    "addressCountry" : "CZECH REPUBLIC"
  },
  "administrative_contacts" : [ {
    "handle" : "MK8726-RIPE",
    "name" : "Martin Kratochvil",
    "address" : [ "Vikova 473" ],
    "street" : "Vikova",
    "phone" : [ "+420317471473" ],
    "mnt_by" : [ "MNT-CZ-ALTNET" ],
    "date_created" : "2009-11-24",
    "date_updated" : "2017-10-30",
    "source" : "RIPE"
  } ],
  "technical_contacts" : [ {
    "handle" : "MK8726-RIPE",
    "name" : "Martin Kratochvil",
    "address" : [ "Vikova 473" ],
    "street" : "Vikova",
    "phone" : [ "+420317471473" ],
    "mnt_by" : [ "MNT-CZ-ALTNET" ],
    "date_created" : "2009-11-24",
    "date_updated" : "2017-10-30",
    "source" : "RIPE"
  } ]
}

Peers

AS Number	Description	Country
AS15935	ha-vel internet s.r.o.	CZ
AS29208	Quantcom, a.s.	CZ
AS47232	ISP Alliance a.s.	CZ
AS15935	ha vel internet s.r.o.	CZ

Upstreams

AS Number	Description	Country
AS47232	ISP Alliance a.s.	CZ
AS15935	ha vel internet s.r.o.	CZ