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The website screenshot for https://www.icuk.net/

ICUK Computing Services Limited

AS Number51561
Websitehttps://www.icuk.net/

Registered on
28 Sep 2010 (15 years old)
Registered to
uk.icuk (ripe)
Network status
Active, Allocated under RIPE
Network type
Eyeball
Prefixes Originated
57 IPv4, 2 IPv6

Upstreams

Prefixes Originated
57 IPv4, 2 IPv6
Addresses Originated
241 /24's of IPv4
65536 /48's of IPv6

If you are scraping this block for the prefixes that a AS originates, please use the data dumps in https://bgp.tools/kb/api and cache them

 PrefixDescription
2.56.84.0/22ICUK Computing Services Limited
5.133.168.0/23Jibba Jabba Internet Services Ltd
5.133.170.0/23Jibba Jabba Internet Services Ltd
5.254.162.0/23Webmate Internet Services Ltd.
5.254.164.0/23Webmate Internet Services Ltd.
37.235.43.0/24Shetland Broadband LLP
45.93.112.0/22ICUK Computing Services Limited
45.145.86.0/23Fluidity Connect Limited
46.33.128.0/19ICUK Computing Services Limited
46.33.128.0/24Interdsl Network Structure
46.33.130.0/24Interdsl
46.33.156.0/24ICUK Computing Services Limited
46.102.192.0/24Interdsl
46.102.192.0/19ICUK Computing Services Limited
46.102.193.0/24Interdsl
46.226.120.0/24Agile ICT Ltd
80.95.192.0/20ICUK Computing Services Limited
80.209.128.0/24ICUK Computing Services Limited
80.209.128.0/19ICUK Computing Services Limited
80.209.155.0/24ICUK Computing Services Limited
80.209.160.0/20ICUK Computing Services Limited
80.209.176.0/21ICUK Computing Services Limited
80.209.184.0/22ICUK Computing Services Limited
89.107.24.0/22CSD Communications Ltd
91.233.33.0/24Metropolitan Networks UK Ltd
138.124.128.0/20ICUK Computing Services Limited
138.124.128.0/24ICUK Computing Services Limited
138.124.134.0/24ICUK Computing Services Limited
138.124.135.0/24ICUK Computing Services Limited
138.124.136.0/24ICUK Computing Services Limited
138.124.137.0/24ICUK Computing Services Limited
138.124.138.0/24ICUK Computing Services Limited
181.215.32.0/24No Metric Limited
185.2.236.0/22ICUK Computing Services Limited
185.132.52.0/24-
185.137.240.0/24ICUK Global CDN Platform
185.140.16.0/23ICUK Computing Services Limited
185.140.18.0/23ICUK Computing Services Limited
185.145.152.0/24ICUK Computing Services Limited
185.145.152.0/22ICUK Computing Services Limited
185.152.2.0/24-
185.201.208.0/22CTR Communications Limited
185.234.255.0/24Network 79 Ltd
185.243.62.0/24Multidata Ltd
185.243.63.0/24Multidata Ltd
185.253.88.0/24-
188.211.249.0/24Select Comms LTD
188.240.160.0/24Interdsl
188.240.160.0/19ICUK Computing Services Limited
188.240.173.0/24Interdsl
188.240.191.0/24Interdsl
193.161.9.0/24HP Networks Ltd
193.161.10.0/24HP Networks Ltd
193.187.0.0/24Select Comms LTD
80.209.159.0/24ICUK Computing Services Limited
138.124.142.0/24ICUK Computing Services Limited
188.240.172.0/24Interdsl
2a00:b900::/32ICUK Computing Services Limited
2a00:b900:2::/48ICUK Computing Services Limited

Network PolicyThis info take up to 2 hours to fully update

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Prefixes in selected policy


How are upstreams and downstreams calculated?

UpstreamsThis information was fetched live at page load time

 ASNDescriptionIPv4IPv6
AS174Cogent Communications, LLC
AS3356Lumen (Level 3)
AS2914NTT America, Inc.
AS13335Cloudflare, Inc.
AS6939Hurricane Electric LLC

PeersThis information was fetched live at page load time

 ASNDescriptionIPv4IPv6
AS174Cogent Communications, LLC
AS13335Cloudflare, Inc.
AS3356Lumen (Level 3)
AS2914NTT America, Inc.
AS6939Hurricane Electric LLC
AS137409GSL Networks Pty LTD
AS34927iFog GmbH
AS61049Exascale Ltd
AS201060SNETTERTON TELECOM LIMITED
AS25091IP-Max SA
AS33891Core-Backbone GmbH
AS34549meerfarbig GmbH & Co. KG
AS6204INTERKVM HOST SRL
AS64289Macarne.com
AS199204Webmate Internet Services Ltd.
AS20562Open Peering (Broadband Hosting B.V.)
AS14840BR.DIGITAL
AS3214xTom GmbH
AS52025ParadoxNetworks Limited
AS3170VeloxServ Communications Ltd
AS200052Feral.io Ltd
AS7195EdgeUno
AS52320V.tal (GlobeNet)
AS49544i3D.net B.V
AS49600NEAR IP, S.L.
AS29075IELO-LIAZO SERVICES SAS
AS15412Flag Telecom UK Limited
AS24940Hetzner Online GmbH
AS55850Mercury NZ Limited
AS12552GlobalConnect (IP-Only)
AS399728P Foundation
AS52075Wifirst S.A.S.
AS215638Cilix Limited
AS9498Bharti Airtel Ltd.
AS37468Angola Cables
AS37497Network Platforms (PTY) LTD
AS53343sc Network
AS48070DSM (GB) Limited
AS6424EDGOO NETWORKS
AS207841Inferno Communications Ltd
AS37100SEACOM Limited
AS1828Unitas Global
AS209735Lagrange Cloud Technologies Limited
AS30844Liquid Intelligent Technologies
AS35280F5 Networks SARL
AS3935131173 Services AB
AS24482SG.GS
AS64049Reliance Jio Infocomm Pte. Ltd.
AS4651The Communications Authority of Thailand (CAT)
AS50304Blix Solutions AS
AS63927RISE
AS38158PT Cyberindo Aditama
AS13237euNetworks GmbH
AS34177CELESTE SAS
AS8426Claranet Limited
AS8801Rocket Fibre Ltd
AS48101Trooli Ltd.
AS41000Freethought Internet Limited
AS212027PebbleHost Ltd
AS47272HYEHOST LLC
AS211358Patrizio Palumbo
AS212396FyfeWeb Ltd
AS51019Kría Elínarbur
AS29017NTT Data Centers (Gyron)
AS328748Agile Solutions Provider (PTY) LTD
AS39122Blacknight Internet Solutions Limited
AS7575Australian Academic and Research Network (AARNet)
AS48362Stadtwerke Feldkirch
AS209768white2net Srl
AS57344Telehouse EAD
AS215955ALTEASYSTEMS OU
AS34087NTE TELEKOM AS
AS399486Virtuo
AS45701PT Internet Madju Abad Milenindo
AS55818Matrix Cable Internet Exchange
AS6206Netrouting B.V.
AS61231Neos Networks (SSE PLC)
AS60171AFR-IX TELECOM S.A.
AS37662West Indian Ocean Cable Company (WIOCC)
AS25369Hydra Communications Ltd
AS22356Durand do Brasil Ltda
AS44684Mythic Beasts Ltd
AS215248Bastiaan Mathijs Brink
AS212683Olilo UK & Ireland Ltd
AS48825Fast2host - Fast4networks Ltd
AS42831UK Dedicated Servers Limited
AS215887Serhiy Bobrov
AS8330LONAP Ltd
AS396993Soraxus Networks Inc.
AS28792Public Internet Ltd
AS4455IX Reach Ltd
AS200260Debugged Ltd
AS25098Netcalibre Ltd
AS15169Google LLC
AS212655YouFibre Limited
AS41230ASK4 Limited
AS201838Community Fibre Limited
AS25160Vorboss Limited
AS3497939D Services LTD
AS42689Glide Student & Residential Limited
AS56595Fluency Communications Ltd
AS13009Redcentric Solutions Ltd
AS15830Equinix, Inc.
AS53062ALT | GRUPO BRASIL TECPAR
AS47638Cadence Networks Ltd
AS36236NetActuate, Inc
AS598164on LTD
AS9009M247 Europe SRL
AS20473The Constant Company, LLC
AS56665Proximus Luxembourg S.A.
AS32590Valve Corporation
AS213241TECHIT.BE SRL
AS42295TBISS Ltd
AS54309NEGU
AS52041Scaleblade, Ltd.
AS5713Telkom SA Ltd.
AS20764CJSC RASCOM
AS1031PEER 1031 LLC
AS31500Global Network Management Inc
AS12713Ote SA (Hellenic Telecommunications Organisation)
AS21215UNITED GROUP NETWORK INFRASTRUCTURE d.o.o. Beograd
AS36994Vodacom
AS61568ALOO TELECOM - FSF TECNOLOGIA SA
AS3216PJSC "Vimpelcom"
AS132337Axclusive
AS28283Adyl Telecom
AS29119AIRE NETWORKS DEL MEDITERRANEO SL UNIPERSONAL
AS62217Vinters IT Ltd
AS16637MTN SA (Bayobab)
AS5398Internet one SRL
AS786Jisc Services Limited
AS44324MoeDove LLC
AS8218Zayo Europe
AS214022Joseph Rawlings trading as Virtnet.bond
AS13213UK-2 Limited
AS5413Wavenet Limited
AS34309Link11 GmbH
AS212895Johannes Ernst
AS204778Paul Nicholas Lewis
AS20326TeraSwitch Networks Inc.
AS216324Hyper Group Network Ltd.
AS35297Dataline LLC
AS1239Sprint Wireline (Cogent)

DownstreamsThis information was fetched live at page load time

 ASNDescriptionIPv4IPv6
AS201060SNETTERTON TELECOM LIMITED
AS199204Webmate Internet Services Ltd.
aut-num:AS51561as-name:AS-ICUKorg:ORG-ICSL4-RIPEimport:         fromAS174 accept ANYimport:         fromAS3356 accept ANYimport:         fromAS2914 accept ANYexport:         toAS174 announceAS-ICUKexport:         toAS3356 announceAS-ICUKexport:         toAS2914 announceAS-ICUKadmin-c:        DUMY-RIPEtech-c:         DUMY-RIPEstatus:         ASSIGNEDmnt-by:         RIPE-NCC-END-MNTmnt-by:         ICUK-MNTcreated:        2010-09-28T13:41:49Zlast-modified:  2022-12-19T21:42:41Zsource:         RIPEremarks:        ****************************remarks:        * THIS OBJECT IS MODIFIEDremarks:        * Please note that all data that is generally regarded as personalremarks:        * data has been removed from this object.remarks:        * To view the original object, please query the RIPE Database at:remarks:        * http://www.ripe.net/whoisremarks:        ****************************organisation:ORG-ICSL4-RIPEorg-name:       ICUK Computing Services Limitedcountry:        GBorg-type:       LIRaddress:        Dummy address forORG-ICSL4-RIPE# Email removed, Log into bgp.tools to see whois emailsabuse-c:        IRA19-RIPEmnt-ref:        RIPE-NCC-HM-MNTmnt-ref:        ICUK-MNTmnt-by:         RIPE-NCC-HM-MNTmnt-by:         ICUK-MNTcreated:        2010-07-07T12:52:32Zlast-modified:  2020-12-16T13:11:05Zsource:         RIPEremarks:        ****************************remarks:        * THIS OBJECT IS MODIFIEDremarks:        * Please note that all data that is generally regarded as personalremarks:        * data has been removed from this object.remarks:        * To view the original object, please query the RIPE Database at:remarks:        * http://www.ripe.net/whoisremarks:        ****************************
Last Update: 2025-11-25T03:25:24Z UTC

Member of the following AS-SETs

-MemberASN Count
RADBas-itxbr16488
RADBas-kddcustomer28206
RADBas-hurricanev6

20439

RIPEas-lonap-mlp268
RADBas-nwn-transit2035
RADBas-telstra-testing-1

11757

LEVEL3as-lumen-customers-asns

10695

ARINas13335:as-customers1497
RADBas-telstra-intl-customers

11770

RIPEas-icuk10
RIPEas-lonap-connected301
RIPEas-lonap-mlp-v6248

Go to PeeringDB page

PeeringDB AS-SET:
AS-ICUK
Suggested Prefix Limits

IPv4: 100

IPv6: 25

Internet Exchange Points

 NameIPv4IPv6Link Speed
LONAP5.57.81.1342001:7f8:17::c969:140 gbps
LINX LON1195.66.226.1912001:7f8:4::c969:140 gbps
LINX LON2195.66.238.1912001:7f8:4:1::c969:120 gbps
Last Update: 2025-11-27T10:08:20Z UTC

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