ASNs in United Kingdom
1,865 Autonomous Systems are registered in United Kingdom, ordered by the IPv4 space our directory attributes to each. Page 3 of 19.
Networks 201-300 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.
- 56AS207645F & W Networks Ltdfwnetworks.co.uk
- 55AS5500Chess ICT Ltdchessict.com
- 55AS41107Backbone Connect Limitedbackboneconnect.co.uk
- 55AS198736Stream Networks Ltdstreamnetworks.co.uk
- 55AS199741TransitX BYOIPtransitx.net
- 55AS203160Open Text Corporationopentext.com
- 55AS210619Monkey Tree Hosting Limitedmthnetworks.com
- 54AS20799Datanet.co.uk Ltddatanet.co.uk
- 54AS43545Teledata UK Limitedteledata.co.uk
- 54AS201471Bigstep Cloud Limitedbigstep.com
- 54AS214159UAB "Cherry Servers"cherryservers.com
- 52AS29527Astutium Limitedastutium.com
- 52AS31472VoiceHost Ltdvoicehost.co.uk
- 51AS34119Wildcard UK Limitedwildcard.net.uk
- 51AS577931310 Limited1310.io
- 50AS28690Barclays Bank PLCbarclays.co.uk
- 50AS47638Cadence Networks Ltdcadence.net.uk
- 49AS8943Jump Networks Ltdjump.net.uk
- 49AS29457Options Technology Ltdoptions-it.com
- 49AS30827Extraordinary Managed Services Ltdextraordinarymanagedservices.com
- 49AS204139NEXT GLOBAL SERVICES L.P.nextglobalservices.com
- 48AS21099Game Group UK ASNgame.co.uk
- 48AS34660Roebuck Group Limitedidaq.com
- 48AS61215IIJ Europe Limitediij.com
- 47AS35826Netservers Limitednetservers.net.uk
- 47AS44022Barclays Bank PLCbarclays.co.uk
- 47AS60672ServerChoice Ltdserverchoice.com
- 46AS33941GConnect Technology Ltdinfinium.co.uk
- 46AS39522Converged Communication Solutions Limitedconverged.co.uk
- 46AS42004VOIP-UN LIMITEDvoip-unlimited.net
- 46AS201002PebbleHost Ltdpebblehost.com
- 46AS204044Packet Star Networks Limitedpacketstar.com
- 46AS212683Olilo UK & Ireland Ltdolilo.co.uk
- 44AS20705HSBC Bank plchsbc.co.uk
- 44AS31084MAGRATHEA TELECOMMUNICATIONS LIMITEDmagrathea-telecom.co.uk
- 44AS196744Capita Business Services Ltdcapita-cs.co.uk
- 44AS199883Aruba S.p.A.aruba.it
- 43AS21396NetConnex Broadband Ltd.ncuk.com
- 43AS25376Netnorth Limitednetnorth.co.uk
- 43AS29668vXtream Ltdvxtream.com
- 42AS34931Awareness Software Limitedaware-soft.com
- 42AS50300CustodianDC Limitedcustodiandc.com
- 42AS51713WHG Hosting Services Ltdhosting.com
- 42AS62163IP River Limitedipriver.net
- 42AS205072Layershift Limitedlayershift.com
- 42AS215152CATERING UK LIMITEDcateringuk.top
- 41AS31742Sotaconnect Networksota.co.uk
- 41AS43872Optinet U.K. Limitedoptinet.co.uk
- 41AS48620Beaming Ltdbeaming.co.uk
- 41AS49683MASSIVEGRID LTDmassivegrid.com
- 40AS6894KDDI Europe Ltdkddi.com
- 40AS9193ConXionEUconxion.net
- 40AS25181Sony Europe B.V.sony.com
- 40AS31641Atlas Communications (NI) Ltdatlas-comms.com
- 40AS33953Experian International Unlimitedexperian.com
- 40AS41695VOSTRON Limitedvostron.com
- 40AS208189AllPoints Fibre Networks Limitedallpointsfibre.uk
- 39AS199452MS3 Networks Ltdms3networks.co.uk
- 39AS203048BritNeighbour Net Ltdbritneighbour.top
- 39AS211124CGI France SAScgi.fr
- 38AS8801Rocket Fibre Ltdrocket-fibre.co.uk
- 38AS15769Deutsche Bank AGdb.com
- 38AS28757Scotnetscotnet.co.uk
- 38AS34066Telappliant Limitedtelappliant.com
- 38AS203101Navarino Single Member S.A.navarino.gr
- 38AS205917Fluidone Ltd.fluidone.com
- 38AS208687Jurassic Fibreapfn.uk
- 38AS210329Kamatera Inckamatera.com
- 38AS212174Jola Cloud Solutions Ltdjola.co.uk
- 38AS213176Check Point Software Technologies Ltdcheckpoint.com
- 37AS8683Nominet UKnic.uk
- 37AS16050Refinitiv Slough-LO5 resiliancyrefinitiv.com
- 37AS21439Morgan Stanley & Co. International PLCmorganstanley.com
- 36AS29646FFastFillffastfill.com
- 36AS31273Bistech Managed Services Ltdbistech.co.uk
- 36AS4135734SP.com Limited34sp.com
- 36AS207163Sky UK Limitedskygroup.sky
- 35AS202276IBOSS, INCiboss.com
- 34AS8676PRT Systems Limitedprtsystems.net.uk
- 34AS8916Portfast Ltdportfast.co.uk
- 34AS13002ISIX Communications LLPi6c.co.uk
- 34AS21369Atos IT Services UK Ltdatos.net
- 34AS29676Gradwell Communications Limitedgradwell.com
- 34AS41000Freethought Internet Limitedfreethought.group
- 34AS42010I.T. PROFESSIONAL SERVICES LIMITEDitps.co.uk
- 34AS43519Nominet UKnic.uk
- 34AS199909ELITETELE.COM Limitedelitetelecom.net
- 34AS205975connect fibreconnectfibre.co.uk
- 34AS213671Vision Fibre Media Ltd.the4thutility.co.uk
- 33AS8838Compuweb Communications Services Limitedstripe21.com
- 33AS52148Enix Ltdenixltd.com
- 33AS202020Flexgrid Ltdflexgrid.co.uk
- 33AS205434BE SLOUGH DC UK LIMITEDelasticity-it.com
- 32AS9011The Patent Officepatent.gov.uk
- 32AS20965GEANT Vereniginggeant.org
- 32AS24742APAK Group Limitedapakgroup.net
- 32AS29006Acora Limitedas29006.net
- 32AS29446ChunkyChips.net Limitedchunkychips.net
- 32AS29452Secura Hosting Ltdnode4.co.uk
- 32AS30803Trident Net Limitedtridentnet.net
Looking for a different country? The ASN Directory lists every one we hold, with its network count.