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AS21456 Kvadrat AS | IPGeolocation.io

Q: Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

ASN Lookup Tool

Kvadrat AS cirque.dk

DK 1 Routes

AS Data

AS21456

AS21456 – Kvadrat AS

AS Number	21456
AS Name	KVADRAT-DK
Organization	Kvadrat AS (org-ka388-ripe)
Country	DK
Website	cirque.dk
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2001-12-14

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
193.110.84.0/24	AS21456	Kvadrat AS	Kvadrat AS	256

Raw Whois Response

% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to 'AS21453 - AS21503'

as-block:       AS21453 - AS21503
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:        2018-11-22T15:27:28Z
last-modified:  2018-11-22T15:27:28Z
source:         RIPE

% Information related to 'AS21456'

% Abuse contact for 'AS21456' is 'noc@cirque.dk'

aut-num:        AS21456
as-name:        KVADRAT-DK
org:            ORG-KA388-RIPE
import:         from AS42525 action pref=1; accept ANY
import:         from AS8220 action pref=1; accept ANY
export:         to AS42525 announce AS21456
export:         to AS8220 announce AS21456
admin-c:        JA164-RIPE
tech-c:         JA164-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         KVADRAT-DK-MNT
mnt-by:         SE-COLT-MNT
mnt-by:         GCNET-MNT
created:        2001-12-14T17:20:30Z
last-modified:  2020-03-16T11:47:23Z
source:         RIPE
sponsoring-org: ORG-ICL2-RIPE

organisation:   ORG-KA388-RIPE
org-name:       Kvadrat AS
country:        DK
reg-nr:         45998517
org-type:       OTHER
address:        Lundbergsvej 10 8400, Ebeltoft, Danmark
abuse-c:        AC29218-RIPE
mnt-ref:        AS3257-NET-MNT
mnt-by:         AS3257-NET-MNT
created:        2013-12-19T15:44:22Z
last-modified:  2026-05-13T05:33:34Z
source:         RIPE # Filtered

person:         Jakob Andersen
address:        Kvadrat A/S
address:        Lundbergsvej 10
address:        DK-8400 Ebeltoft
phone:          +45 89 53 18 18
nic-hdl:        JA164-RIPE
mnt-by:         UUNETDK-MNT
created:        2001-11-19T14:48:50Z
last-modified:  2001-11-19T14:48:50Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.122.1 (SHETLAND)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS21453 - AS21503",
    "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" : "AS21456",
    "as_name" : "KVADRAT-DK",
    "status" : "ASSIGNED",
    "import" : [ "from AS42525 action pref=1; accept ANY", "from AS8220 action pref=1; accept ANY" ],
    "export" : [ "to AS42525 announce AS21456", "to AS8220 announce AS21456" ],
    "organization" : "ORG-KA388-RIPE",
    "sponsoring_organization" : "ORG-ICL2-RIPE",
    "admin_contacts" : [ "JA164-RIPE" ],
    "tech_contacts" : [ "JA164-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "KVADRAT-DK-MNT", "SE-COLT-MNT", "GCNET-MNT" ],
    "date_created" : "2001-12-14",
    "date_updated" : "2020-03-16",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-KA388-RIPE",
    "name" : "Kvadrat AS",
    "type" : "OTHER",
    "address" : [ "Lundbergsvej 10 8400, Ebeltoft, Danmark" ],
    "street" : "Lundbergsvej",
    "city" : "Ebeltoft",
    "zip_code" : "8400",
    "country" : [ "DK" ],
    "abuse_contacts" : [ "AC29218-RIPE" ],
    "mnt_ref" : [ "AS3257-NET-MNT" ],
    "mnt_by" : [ "AS3257-NET-MNT" ],
    "date_created" : "2013-12-19",
    "date_updated" : "2026-05-13",
    "source" : "RIPE",
    "addressCountry" : "DANMARK"
  },
  "administrative_contacts" : [ {
    "handle" : "JA164-RIPE",
    "name" : "Jakob Andersen",
    "address" : [ "Kvadrat A/S", "Lundbergsvej 10", "DK-8400 Ebeltoft" ],
    "street" : "Lundbergsvej",
    "city" : "Ebeltoft",
    "zip_code" : "DK-8400",
    "phone" : [ "+45 89 53 18 18" ],
    "mnt_by" : [ "UUNETDK-MNT" ],
    "date_created" : "2001-11-19",
    "date_updated" : "2001-11-19",
    "source" : "RIPE"
  } ],
  "technical_contacts" : [ {
    "handle" : "JA164-RIPE",
    "name" : "Jakob Andersen",
    "address" : [ "Kvadrat A/S", "Lundbergsvej 10", "DK-8400 Ebeltoft" ],
    "street" : "Lundbergsvej",
    "city" : "Ebeltoft",
    "zip_code" : "DK-8400",
    "phone" : [ "+45 89 53 18 18" ],
    "mnt_by" : [ "UUNETDK-MNT" ],
    "date_created" : "2001-11-19",
    "date_updated" : "2001-11-19",
    "source" : "RIPE"
  } ]
}

Peers

AS Number	Description	Country
AS8220	COLT Technology Services Group Limited	GB
AS31027	GlobalConnect A/S	DK
AS42525	GlobalConnect A/S	DK

Upstreams

AS Number	Description	Country
AS31027	GlobalConnect A/S	DK

Frequently Asked Questions

What is ASN AS21456?

ASN AS21456 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS21456?

AS21456 is listed under Kvadrat AS.

What do peers, upstreams, and downstreams mean?

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 included here?

WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.