ASN Lookup Tool

ASK4 Limited ask4.com GB GB 23 Routes

AS Data

AS41230

AS41230ASK4 Limited

AS Number 41230
AS Name ASK4
Organization ASK4 Limited (org-al47-ripe)
Country GB
Website ask4.com
Number of IPv4 Routes 16
Number of IPv6 Routes 7
ASN type ISP
Allocation Status ASSIGNED
Registry RIPE
Date Allocated 2006-07-05

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Use ASN data for AS41230 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
185.134.136.0/22 1024
2a0e:2a40::/29 ~634×10²⁷
2a00:1a10::/29 ~634×10²⁷
31.205.64.0/18 16384
81.23.48.0/20 4096
185.134.136.0/23 512
31.205.0.0/16 65536
213.143.0.0/19 8192
2a07:c300::/29 ~634×10²⁷
185.134.139.0/24 256
185.134.128.0/22 1024
78.109.176.0/20 4096
31.205.192.0/18 16384
2a0e:2ac0::/29 ~634×10²⁷
185.198.228.0/22 1024
45.154.248.0/22 1024
185.134.138.0/24 256
185.134.144.0/22 1024
2a10:d00::/29 ~634×10²⁷
176.119.145.0/24 256
45.81.120.0/22 1024
2a0e:5680::/29 ~634×10²⁷
2a0f:dd00::/29 ~634×10²⁷

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 'AS40960 - AS42171'

as-block:       AS40960 - AS42171
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:        2024-07-22T14:14:32Z
last-modified:  2024-07-22T14:14:32Z
source:         RIPE

% Information related to 'AS41230'

% Abuse contact for 'AS41230' is 'abuse@ask4.com'

aut-num:        AS41230
as-name:        ASK4
org:            ORG-AL47-RIPE
remarks:        ===========================================================
remarks:        ASK4's Peering Policy can be found at
remarks:        https://www.ask4.com/peering
remarks:        ===========================================================
import:         from AS-ANY accept ANY
export:         to AS-ANY announce AS-ASK4
mp-import:      afi ipv6.unicast from AS-ANY accept ANY
mp-export:      afi ipv6.unicast to AS-ANY announce AS-ASK4
admin-c:        ASKF-RIPE
tech-c:         ASKF-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-ASK4
created:        2006-07-05T11:20:30Z
last-modified:  2024-03-07T11:53:58Z
source:         RIPE # Filtered

organisation:   ORG-AL47-RIPE
org-name:       ASK4 Limited
country:        GB
reg-nr:         03980594
org-type:       LIR
address:        Devonshire Green House
                14 Fitzwilliam Street
address:        S1 4JL
address:        SHEFFIELD
address:        UNITED KINGDOM
phone:          +441143033200
admin-c:        ASKF-RIPE
abuse-c:        ASKF2-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        MNT-ASK4
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MNT-ASK4
created:        2006-01-19T06:11:23Z
last-modified:  2026-05-13T07:29:56Z
source:         RIPE # Filtered

role:           ASK4 Network Infrastructure Team
address:        Devonshire Green House
address:        14 Fitzwilliam Street
address:        Sheffield
address:        S1 4JL
admin-c:        CB19473-RIPE
tech-c:         CB19473-RIPE
nic-hdl:        ASKF-RIPE
mnt-by:         MNT-ASK4
created:        2011-04-15T12:53:32Z
last-modified:  2026-02-04T10:52:56Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.123 (ABERDEEN)

Parsed Whois Response

Peers

AS Number Description Country
AS214749 James Cahill GB
AS12552 GlobalConnect AB SE
AS28792 Public Internet Ltd GB
AS51907 Kanton Zug CH
AS212815 Dyjix SAS FR
AS25220 equada network GmbH DE
AS13030 Init7 (Switzerland) Ltd. CH
AS35266 EX Networks Limited GB
AS60602 Inovare-Prim SRL MD
AS38880 Micron21 Datacentre Pty Ltd AU
AS214420 Conor Lewis GB
AS14537 Continent 8 LLC US
AS198150 SIACOM JSC GE
AS45352 IP ServerOne Solutions Sdn Bhd MY
AS4657 StarHub Ltd SG
AS37468 Angola Cables AO
AS47957 Worldline IGSA SA FR
AS34288 Kantonsschule Zug CH
AS37497 Network Platforms PTY LTD ZA
AS6461 Zayo Bandwidth US
AS53062 GGNET TELECOMUNICACOES LTDA BR
AS42689 Glide Student & Residential Limited GB
AS206735 Novelcomm LP GR
AS58453 China Mobile International Limited HK
AS398465 Rackdog, LLC US
AS3216 PJSC "Vimpelcom" RU
AS13237 euNetworks GmbH DE
AS14840 BR.Digital Telecom BR
AS32590 Valve Corporation US
AS12735 TurkNet Iletisim Hizmetleri A.S. TR
AS8801 Rocket Fibre Ltd GB
AS25091 IP Max SA ZZ
AS61568 ALOO TELECOM - FSF TECNOLOGIA SA BR
AS42473 ANEXIA Internetdienstleistungs GmbH AT
AS1031 PEER 1031 LLC US
AS1828 Unitas Global US
AS1299 Arelion Sweden AB SE
AS262355 VSX Networks BR
AS999 CORIX NETWORKS US
AS4849 S3 Company Ltd BG
AS211358 Patrizio Palumbo IT
AS37497 Network Platforms (PTY) LTD ZA
AS8426 Claranet Limited GB
AS38158 PT. Cyberindo Aditama ID
AS37282 Main one Cable Company Nigeria Limited NG
AS21215 UNITED GROUP NETWORK INFRASTRUCTURE d.o.o. Beograd RS
AS202076 Fibre Networks (Scotland) Limited GB
AS263152 MIGO TELECOM BR
AS12741 Netia SA PL
AS45701 PT. Internet Madju Abad Milenindo ID
AS7713 Telekomunikasi Indonesia PT ID
AS14630 Invesco Group Services, Inc. US
AS2119 Telenor Norge AS NO
AS60171 AFR-IX TELECOM S.A. ES
AS34177 Celeste SAS FR
AS31742 Sota Solutions Ltd. GB
AS52025 ParadoxNetworks Limited GB
AS204208 Peravix Group LTD GB
AS8657 MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A. PT
AS4455 IX Reach Ltd GB

Upstreams

AS Number Description Country
AS12552 GlobalConnect AB SE
AS8708 DIGI ROMANIA S.A. RO
AS7195 EDGEUNO S.A.S CO
AS39351 31173 Services AB SE
AS6939 Hurricane Electric LLC US
AS6204 ZET.NET IP Transit RO
AS8359 MTS PJSC RU
AS22356 Durand do Brasil Ltda BR
AS37468 Angola Cables AO
AS15802 Emirates Integrated Telecommunications Company PJSC AE
AS37497 Network Platforms PTY LTD ZA
AS4637 Telstra International Limited HK
AS6461 Zayo Bandwidth US
AS3216 PJSC Vimpelcom RU
AS8220 COLT Technology Services Group Limited GB
AS14840 BR.Digital Telecom BR
AS24961 WIIT AG DE
AS12779 IT.Gate S.p.A. IT
AS8943 Jump Networks Ltd GB
AS25091 IP Max SA ZZ
AS1031 PEER 1031 LLC US
AS1299 Arelion Sweden AB SE
AS37282 Main one Cable Company Nigeria Limited NG
AS34549 meerfarbig GmbH & Co. KG DE
AS21215 UNITED GROUP NETWORK INFRASTRUCTURE d.o.o. Beograd RS
AS34927 iFog GmbH CH
AS48362 Stadtwerke Feldkirch AT
AS7713 Telekomunikasi Indonesia PT ID
AS2914 NTT America, Inc. US
AS33891 Core Backbone GmbH DE
AS34177 Celeste SAS FR
AS60171 AFR IX TELECOM S.A. ES
AS4455 IX Reach Ltd GB
AS8218 operated Upstreamnet gmbh FR
AS4849 S3Company S3 Company Ltd AU
AS37100 SEACOM Limited MU
AS60068 Datacamp Limited GB
AS39120 Convergenze S.p.A. IT
AS263444 Open X Tecnologia Ltda BR
AS29075 IELO LIAZO SERVICES SAS FR
AS50304 Blix Solutions AS NO
AS6057 Administracion Nacional de Telecomunicaciones UY
AS1267 WIND TRE S.P.A. IT
AS5405 Inter.link GmbH DE
AS13030 Init7 Switzerland Ltd. CH
AS3214 xTom GmbH DE
AS41327 Fiber Telecom S.p.A. IT
AS3741 NTT DATA Inc, Infrastructure Solutions, CORE, MEA ZA
AS8455 atom86 BV NL
AS35280 F5 Networks SARL FR
AS20562 Broadband Hosting B.V. NL
AS9009 M247 Europe SRL RO
AS9044 BSE Software GmbH CH
AS5713 SAIX NET ZA
AS215638 Cilix Limited GB
AS137409 GSL Networks Pty LTD AU

Downstreams

AS Number Description Country
AS8916 Portfast Ltd GB
AS30933 KDA WEB SERVICES LTD GB
AS21396 NetConnex Broadband Ltd. GB
AS206049 Communicate Technology LTD GB

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Frequently Asked Questions

ASN AS41230 is an Autonomous System Number used to identify a network for BGP internet routing.
AS41230 is listed under ASK4 Limited.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
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.