ASN AS25303 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS25303?

AS25303 is listed under KDD d.d..

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.

AS25303 KDD d.d. | IPGeolocation.io

ASN Lookup Tool

KDD d.d. kdd.si

SI 2 Routes

AS Data

AS25303

AS25303 – KDD d.d.

AS Number	25303
AS Name	KDD
Organization	KDD d.d.(org-ka209-ripe)
Country	SI
Website	kdd.si
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2002-09-26

ASN Intelligence API for production workflows

Use ASN data for AS25303 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
193.0.244.0/24	AS25303	KDD d.d.	KDD d.d.	256
2001:67c:20b8::/47	AS25303	KDD d.d.	KDD d.d.	~2×10²⁴

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 'AS25251 - AS25361'

as-block:       AS25251 - AS25361
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:        2018-11-22T15:27:30Z
last-modified:  2018-11-22T15:27:30Z
source:         RIPE

% Information related to 'AS25303'

% Abuse contact for 'AS25303' is 'abuse@kdd.si'

aut-num:        AS25303
as-name:        KDD
org:            ORG-KA209-RIPE
import:         from AS8591 action pref=100; accept ANY
import:         from AS5603 action pref=100; accept ANY
import:         from AS34779 action pref=100; accept ANY
import:         from AS9119 action pref=100; accept ANY
export:         to AS8591 announce AS25303
export:         to AS5603 announce AS25303
export:         to AS34779 announce AS25303
export:         to AS9119 announce AS25303
sponsoring-org: ORG-ASIT2-RIPE
admin-c:        RS4962-RIPE
tech-c:         RS4962-RIPE
tech-c:         DJ1187-RIPE
tech-c:         MK5176-RIPE
tech-c:         LM8998-RIPE
status:         ASSIGNED
mnt-by:         KDD-MNT
mnt-by:         RIPE-NCC-END-MNT
created:        2002-09-26T08:56:36Z
last-modified:  2024-11-25T08:30:33Z
source:         RIPE

organisation:   ORG-KA209-RIPE
org-name:       KDD d.d.
country:        SI
org-type:       OTHER
address:        KDD - Centralna klirinsko depotna druzba d.d.
address:        Tivolska 48
address:        SI-1542 Ljubljana
address:        Slovenia
phone:          +38613073500
fax-no:         +38613073507
abuse-c:        AR19782-RIPE
mnt-ref:        KDD-MNT
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         KDD-MNT
created:        2009-12-24T11:17:07Z
last-modified:  2024-11-25T10:26:05Z
source:         RIPE # Filtered

person:         Darko Jamnik
address:        KDD Centralna klirinsko depotna druzba d.d.
address:        Tivolska 48
address:        SI-1000 Ljubljana
address:        Slovenia
phone:          +386 1 3073500
fax-no:         +386 1 3073507
nic-hdl:        DJ1187-RIPE
mnt-by:         KDD-MNT
created:        2007-07-08T19:42:41Z
last-modified:  2007-07-08T19:42:41Z
source:         RIPE # Filtered

person:         Lucijan Muzica
address:        KDD - Centralna klirinsko depotna druzba d.d.
address:        Tivolska 48
address:        SI-1000 Ljubljana
address:        Slovenia
phone:          +386 1 3073500
fax-no:         +386 1 3073507
nic-hdl:        LM8998-RIPE
mnt-by:         KDD-MNT
created:        2007-07-08T19:52:07Z
last-modified:  2007-07-08T19:52:07Z
source:         RIPE # Filtered

person:         Mirko Kukrika
address:        KDD - Centralna klirinsko depotna druzba d.d.
address:        Tivolska 48
address:        SI-1000 Ljubljana
address:        Slovenia
phone:          +386 1 3073500
fax-no:         +386 1 3073507
nic-hdl:        MK5176-RIPE
mnt-by:         KDD-MNT
created:        2007-07-08T19:51:47Z
last-modified:  2007-07-08T19:51:47Z
source:         RIPE # Filtered

person:         Rok Sketa
address:        KDD Centralna klirinsko depotna druzba d.d.
address:        Tivolska 48
address:        SI-1000 Ljubljana
address:        Slovenia
phone:          +386 1 3073500
fax-no:         +386 1 3073507
nic-hdl:        RS4962-RIPE
mnt-by:         KDD-MNT
created:        2002-07-30T08:46:20Z
last-modified:  2007-07-30T09:46:44Z
source:         RIPE # Filtered

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

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS25251 - AS25361",
    "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" : "2018-11-22",
    "date_updated" : "2018-11-22",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS25303",
    "as_name" : "KDD",
    "status" : "ASSIGNED",
    "import" : [ "from AS8591 action pref=100; accept ANY", "from AS5603 action pref=100; accept ANY", "from AS34779 action pref=100; accept ANY", "from AS9119 action pref=100; accept ANY" ],
    "export" : [ "to AS8591 announce AS25303", "to AS5603 announce AS25303", "to AS34779 announce AS25303", "to AS9119 announce AS25303" ],
    "organization" : "ORG-KA209-RIPE",
    "sponsoring_organization" : "ORG-ASIT2-RIPE",
    "admin_contacts" : [ "RS4962-RIPE" ],
    "tech_contacts" : [ "RS4962-RIPE", "DJ1187-RIPE", "MK5176-RIPE", "LM8998-RIPE" ],
    "mnt_by" : [ "KDD-MNT", "RIPE-NCC-END-MNT" ],
    "date_created" : "2002-09-26",
    "date_updated" : "2024-11-25",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-KA209-RIPE",
    "name" : "KDD d.d.",
    "type" : "OTHER",
    "address" : [ "KDD - Centralna klirinsko depotna druzba d.d.", "Tivolska 48", "SI-1542 Ljubljana", "Slovenia" ],
    "street" : "Tivolska",
    "city" : "Ljubljana",
    "zip_code" : "SI-1542",
    "country" : [ "SI" ],
    "phone" : [ "+38613073500" ],
    "fax_no" : [ "+38613073507" ],
    "abuse_contacts" : [ "AR19782-RIPE" ],
    "mnt_ref" : [ "KDD-MNT", "RIPE-NCC-HM-MNT" ],
    "mnt_by" : [ "KDD-MNT" ],
    "date_created" : "2009-12-24",
    "date_updated" : "2024-11-25",
    "source" : "RIPE",
    "addressCountry" : "SLOVENIA"
  },
  "administrative_contacts" : [ {
    "handle" : "RS4962-RIPE",
    "name" : "Rok Sketa",
    "address" : [ "KDD Centralna klirinsko depotna druzba d.d.", "Tivolska 48", "SI-1000 Ljubljana", "Slovenia" ],
    "street" : "Tivolska",
    "city" : "Ljubljana",
    "zip_code" : "SI-1000",
    "country" : "SLOVENIA",
    "phone" : [ "+386 1 3073500" ],
    "fax_no" : [ "+386 1 3073507" ],
    "mnt_by" : [ "KDD-MNT" ],
    "date_created" : "2002-07-30",
    "date_updated" : "2007-07-30",
    "source" : "RIPE",
    "addressCountry" : "SLOVENIA"
  } ],
  "technical_contacts" : [ {
    "handle" : "RS4962-RIPE",
    "name" : "Rok Sketa",
    "address" : [ "KDD Centralna klirinsko depotna druzba d.d.", "Tivolska 48", "SI-1000 Ljubljana", "Slovenia" ],
    "street" : "Tivolska",
    "city" : "Ljubljana",
    "zip_code" : "SI-1000",
    "country" : "SLOVENIA",
    "phone" : [ "+386 1 3073500" ],
    "fax_no" : [ "+386 1 3073507" ],
    "mnt_by" : [ "KDD-MNT" ],
    "date_created" : "2002-07-30",
    "date_updated" : "2007-07-30",
    "source" : "RIPE",
    "addressCountry" : "SLOVENIA"
  }, {
    "handle" : "DJ1187-RIPE",
    "name" : "Darko Jamnik",
    "address" : [ "KDD Centralna klirinsko depotna druzba d.d.", "Tivolska 48", "SI-1000 Ljubljana", "Slovenia" ],
    "street" : "Tivolska",
    "city" : "Ljubljana",
    "zip_code" : "SI-1000",
    "country" : "SLOVENIA",
    "phone" : [ "+386 1 3073500" ],
    "fax_no" : [ "+386 1 3073507" ],
    "mnt_by" : [ "KDD-MNT" ],
    "date_created" : "2007-07-08",
    "date_updated" : "2007-07-08",
    "source" : "RIPE",
    "addressCountry" : "SLOVENIA"
  }, {
    "handle" : "MK5176-RIPE",
    "name" : "Mirko Kukrika",
    "address" : [ "KDD - Centralna klirinsko depotna druzba d.d.", "Tivolska 48", "SI-1000 Ljubljana", "Slovenia" ],
    "street" : "Tivolska",
    "city" : "Ljubljana",
    "zip_code" : "SI-1000",
    "country" : "SLOVENIA",
    "phone" : [ "+386 1 3073500" ],
    "fax_no" : [ "+386 1 3073507" ],
    "mnt_by" : [ "KDD-MNT" ],
    "date_created" : "2007-07-08",
    "date_updated" : "2007-07-08",
    "source" : "RIPE",
    "addressCountry" : "SLOVENIA"
  }, {
    "handle" : "LM8998-RIPE",
    "name" : "Lucijan Muzica",
    "address" : [ "KDD - Centralna klirinsko depotna druzba d.d.", "Tivolska 48", "SI-1000 Ljubljana", "Slovenia" ],
    "street" : "Tivolska",
    "city" : "Ljubljana",
    "zip_code" : "SI-1000",
    "country" : "SLOVENIA",
    "phone" : [ "+386 1 3073500" ],
    "fax_no" : [ "+386 1 3073507" ],
    "mnt_by" : [ "KDD-MNT" ],
    "date_created" : "2007-07-08",
    "date_updated" : "2007-07-08",
    "source" : "RIPE",
    "addressCountry" : "SLOVENIA"
  } ]
}

Peers

AS Number	Description	Country
AS34779	T-2, d.o.o.	SI
AS8591	A1 Slovenija telekomunikacijske storitve,d.d.	SI
AS5603	Telekom Slovenije, d.d.	SI
AS34779	T 2, d.o.o.	SI
AS9119	SOFTNET d.o.o.	SI

Upstreams

AS Number	Description	Country
AS34779	T 2, d.o.o.	SI
AS9119	SOFTNET d.o.o.	SI