ASNs in United Kingdom
1,865 Autonomous Systems are registered in United Kingdom, ordered by the IPv4 space our directory attributes to each. Page 6 of 19.
Networks 501-600 by IPv4 Space
The badge is how many IPv4 /24 blocks our directory attributes to each network. For the prefixes an AS is announcing right now, open its page.
- 13AS56990Syscomm Limitedsyscomm.co.uk
- 13AS205220RHC Hostingrhc-hosting.com
- 12AS5459London Internet Exchange Ltd.linx.net
- 12AS8356PRT Systems Limitedprtsystems.net.uk
- 12AS19305Transaction Network Services, Inc.tnsi.com
- 12AS20878MeetingZone Limitedatiacomms.com
- 12AS24594Voiceflex Ltdvoiceflex.com
- 12AS29045IT Action Limiteditaction.net
- 12AS31256Warwickshire County Councilwarwickshire.gov.uk
- 12AS33921Lebara Ltdlebara.com
- 12AS33967Lancashire County Councillancashire.gov.uk
- 12AS34967DRD Communications Limiteddrd.co.uk
- 12AS39175Connective Online Limitedconnective.online
- 12AS39382Optinium Ltdoptiniuminternet.co.uk
- 12AS39730Eircom (UK) Ltdeircom.net
- 12AS39846Onega Ltdonega.net
- 12AS41362Royal London Management Services Limitedroyallondon.com
- 12AS41495Faelix Limitedfaelix.net
- 12AS41847STEALTH NETWORKSpeerpointinternet.co.uk
- 12AS42009AVR Group Limitedmonitoring.co.uk
- 12AS42353Simwood eSMS Limitedsimwood.com
- 12AS42427Mimecast Services Limitedmimecast.com
- 12AS43950Terence Froy trading as Spilsby Internet Solutionsspilsby.net.uk
- 12AS44205Indigo Integrated Solutions Limitedindigoics.co.uk
- 12AS47625Paul David Hughesukhost4u.com
- 12AS48825Fast2host - Fast4networks Ltdfast2host.com
- 12AS49229ANS Group Limitedans.co.uk
- 12AS51409Sipsynergy Limitedsipsynergy.co.uk
- 12AS51945Enlink Ltden.link
- 12AS52063TTP Cloud Group Ltdttpcloudgroup.co.uk
- 12AS52200M5 Limitedm5.ltd.uk
- 12AS57022HFD DATAVITA LIMITEDdatavita.co.uk
- 12AS57307BLAZE NETWORKSblazenetworks.co.uk
- 12AS57907CloudConnX Limitedcloudconnx.net
- 12AS58246Highland Broadband Networks Limitedhighlandbroadband.com
- 12AS61373Connect The World Ltd.ctw.net
- 12AS200083Sub 6 Limitedsub6.com
- 12AS201739Metranet Communications Ltd.metranet.co.uk
- 12AS208893SPARKS COMMUNICATIONS LTDsparks.travel
- 12AS209326AMPHORA TRADING LTDcolchester-fibre.co.uk
- 12AS212396FyfeWeb Ltdfyfeweb.com
- 12AS212694Applied Satellite Technology Ltdast-networks.com
- 12AS402865Pioneer Crest Adventure Camping Gear LLCpioneercrestadventure.com
- 11AS30938www.abstation.netabstation.net
- 11AS41477LMAX Limitedlmax.com
- 11AS47969Moneywheel Research Zrt.mwr.hu
- 11AS51553Telecom Plus PLCutilitywarehouse.co.uk
- 11AS60241High-Speed Universal Broadband Services C.I.C.hubs.net.uk
- 11AS60610Amito Ltdamito.com
- 11AS61046HZ Hosting Ltdhostzealot.com
- 11AS198690Fibrecast Ltd.fibrecast.uk
- 11AS204260Registers of Scotlandros.gov.uk
- 11AS206245Subset Solutions UK Limitedsubset.solutions
- 11AS211775London Grid for Learning Trustnglf.net
- 11AS215638Cilix Limitedas215638.net
- 10AS1696Citigroup Inc.citigroup.com
- 10AS16164Sohonet Limitedsohonet.com
- 10AS25470Scottish Southern Plcscottish-southern.co.uk
- 10AS29626Staffordshire County Councilstaffordshire.gov.uk
- 10AS3497939D Services LTD39d.co.uk
- 10AS41951GlobecastUK Ltdglobecast.com
- 10AS44332Centrilogic Ltdcentrilogic.com
- 10AS44403Bristol City Councilbristol.gov.uk
- 10AS47631SIP COMMUNICATIONS LIMITEDsipcom.com
- 10AS47797Essex County Councilessex.gov.uk
- 10AS48463Tradition Financial Services Ltd.tfsenergy.com
- 10AS51439AIG Europe (Services) Limitedaig.com
- 10AS62172AIRBYTES COMMUNICATIONS Limitedairbytes.net
- 10AS199717Panoptics Global Ltdpanopticsglobal.com
- 10AS201902Bicom Systems Limitedbicomsystems.com
- 10AS203067GIACOM (CLOUD) LIMITEDgiacom.com
- 10AS203421Baltic Broadband Limitedbalticbroadband.com
- 10AS204528Space-Communication ltd.amos-spacecom.com
- 10AS209243QuickHostUK Limitedquickhost.uk
- 10AS210450BARTS HEALTH NHS TRUSTbartshealth.nhs.uk
- 10AS212581SGX FX SYSTEMS UK LIMITEDsgx.com
- 10AS219359Edge Core FZEedge-core.net
- 9AS2147The Press Association Limitedpressassociation.com
- 9AS8330LONAP Ltdlonap.net
- 9AS21301Natwest Markets PLCnatwestmarkets.com
- 9AS31151PERFORMANCE HORIZON GROUP LIMITEDperformancehorizon.com
- 9AS33970M247 Ltdm247.com
- 9AS35327Naglotech Limitednaglotech.com
- 9AS4489124 Seven Communications Ltd24seven.co.uk
- 9AS47582ANSON NETWORK LIMITEDansonnet.com
- 9AS48549Bringo Group Ltdbringo.com
- 9AS50605Radius Communications Ltdradiuscommunications.com
- 9AS51159CT1 Technologies Ltdthinkdedicated.com
- 9AS56444Atmoso Limitedatmoso.com
- 9AS60255Internetty Ltdinternetty.uk
- 9AS60670WideFM Ltdjuice-broadband.com
- 9AS60793TELEFONICA TECH NORTHERN IRELAND LIMITEDtelefonicatech.uk
- 9AS149981Edgenext Legend Dynasty Pte. Ltd.edgenext.com
- 9AS199286Abtec Network Systems LTDabtecnet.com
- 9AS201536SANDYX SYSTEMS LIMITEDsandyxsystems.co.uk
- 9AS203204Serviced Cloud Ltdservicedcloud.com
- 9AS203363Kuroit Limitedkuroit.com
- 9AS203649GO INTERNET LTDgointernet.co.uk
- 9AS205771OCTAPLUS NETWORKS LTDoctaplus.co.uk
- 9AS206352Media Connective LLPmediaconnective.com
Looking for a different country? The ASN Directory lists every one we hold, with its network count.