Longest Match / Organisations

Directory

Organisations

Who address space is registered to, ranked by how much they hold. The 5,000 largest of 89,873 are listed; the search box covers all of them. IPv4 is counted in addresses and IPv6 in /64 networks, and the two are never added, because no unit makes them comparable. Registered holders come from the bulk whois that RIPE, APNIC and AFRINIC publish. ARIN and LACNIC do not publish theirs, so space held in North and South America is largely unattributed here.

Organisations
89,873
Holding a /22 or any IPv6
46,265
IPv4 space named
52%
Registries covered
3 of 5

OrganisationIPv4 addressesIPv6 /64sBlocksRegistry
CLARA, Inc.24,8324,294,967,29712APNIC
Blix Group AS24,819107,374,247,94135RIPE
Alfa Laval Technologies AB24,68034,359,738,36915RIPE
Softronic AB24,652-81RIPE
IP ServerOne Solutions Sdn Bhd24,5804,294,967,29726APNIC
Vectone Mobile Limited24,5774,294,967,2974RIPE
Junet AB24,57673,014,509,57217RIPE
virtual solution srl24,57668,719,476,73867RIPE
Verizon Asia Pte Limited24,57668,719,476,7374APNIC
Ainet Telekommunikations-Netzwerk Betriebs GmbH24,57634,359,738,3693RIPE
AS "Latvenergo"24,57634,359,738,3695RIPE
Dimensione S.r.l.24,57634,359,738,36940RIPE
INFORM LLC24,57634,359,738,3694RIPE
ISECLAYER INC24,57634,359,738,3693RIPE
OOO "Post ltd"24,57634,359,738,36924RIPE
UNITED GROUP NETWORK INFRASTRUCTURE d.o.o. Beograd24,57634,359,738,36911RIPE
Verizon Finland Oy24,57634,359,738,3693RIPE
snafu Gesellschaft fuer interaktive Netzwerke mbH24,57630,064,771,0734RIPE
ADA-NET Internet ve Iletisim Hizmetleri Tic. A.S.24,5764,294,967,2973RIPE
avency GmbH24,5764,294,967,2973RIPE
Cegedim.Cloud SASU24,5764,294,967,2979RIPE
Coolwave Communications Limited24,5764,294,967,2973RIPE
Dimension Network & Communication Limited24,5764,294,967,2979APNIC
Echotel Pty Ltd24,5764,294,967,2978AFRINIC
Gulfsat Madagascar24,5764,294,967,2973AFRINIC
Hostnet B.V.24,5764,294,967,29710RIPE
Infonet Services Corporation24,5764,294,967,2973APNIC
ip telecom srl24,5764,294,967,2973RIPE
Logosnet Services Limited24,5764,294,967,2974RIPE
Mauritanian Telecommunication Company24,5764,294,967,2973AFRINIC
MSTelcom-Mercury Servicos de Telecomunicacoes, S.A.R.L24,5764,294,967,2974AFRINIC
National Telecommunication Corporation24,5764,294,967,2976APNIC
NAVISITE OPCO LLC24,5764,294,967,2973RIPE
Network Technology (Aust) Pty Ltd24,5764,294,967,29714APNIC
PhilCom Corporation Mindanao24,5764,294,967,2973APNIC
Simbanet Com (K) Ltd24,5764,294,967,2974AFRINIC
Singapore Telecommunications Ltd24,5764,294,967,2974APNIC
Sprintlink UK Ltd24,5764,294,967,2974RIPE
SWAZILAND PTC24,5764,294,967,2975AFRINIC
Symphox Information Co., LTd.24,5764,294,967,2974APNIC
AFMIC24,576-2AFRINIC
Airdata AG24,576-2RIPE
Branch in Mordovian Republic OJSC "VolgaTelecom"24,576-4RIPE
Dedalus Italia S.p.A.24,576-5RIPE
GTT Communications Netherlands B.V.24,576-12RIPE
Kaufhalle GmbH24,576-1RIPE
Lucky Net Ltd24,576-2RIPE
METEVERSE LIMITED24,576-4RIPE
ServeCentric Ltd.24,576-1RIPE
Shiraz Hamyar Co.24,576-1RIPE
Teledata ICT Ltd24,576-2AFRINIC
Verizon Communications Singapore Pte Limited24,576-3APNIC
Verizon Taiwan Co. Limited24,576-3APNIC
Vilniaus universitetas24,576-6RIPE
ZESPOL EFEKTYWNYCH TECHNIK OBLICZENIOWYCH S.A.24,576-4RIPE
Kielce University of Technology24,5604,294,967,2976RIPE
Nataliya Vasylivna Protsykevych24,4486,442,319,87633RIPE
DE-CIX Management GmbH24,3924,296,343,57170RIPE
LonConnect Ltd24,32068,719,476,73828RIPE
Obenet AB24,32038,654,705,66625RIPE
CLOUD.DOG OU24,3208,589,934,59411RIPE
Latvijas Mobilais Telefons SIA24,3204,294,967,29712RIPE
TzOV "Biznes i Technologii"24,192-51RIPE
Valor Information Technologies, S.L.24,06481,604,313,09584RIPE
Nexthop AS24,06477,309,673,47928RIPE
Farhang Azma Communications Company LTD24,06468,719,411,20310RIPE
Talk Straight Ltd.24,06442,949,672,96313RIPE
"NOVATEL" EOOD24,06438,654,771,20325RIPE
Serverel Inc.24,06417,179,934,72228RIPE
ISOCEL SA24,0644,295,098,370226AFRINIC
Korbank S. A.24,0644,295,032,83415RIPE
Arista Networks Australia Pty Ltd24,064131,0736APNIC
Teleseti Plus Ltd.24,064-8RIPE
PROXY6 LLC24,063-68RIPE
Vultr Holdings LLC Amsterdam23,872-51RIPE
Amito Ltd23,808107,374,182,40422RIPE
Deutsche Telekom Global Business Solutions GmbH23,80838,654,705,6668RIPE
Abraxas Informatik AG23,80817,179,869,1859RIPE
GLOBAL COMMUNICATION NETWORK LIMITED23,8084,295,032,83435APNIC
Iconz-Webvisions Pte. Ltd.23,8084,294,967,29721APNIC
Individual Entrepreneur Anton Levin23,808983,044129RIPE
DNCC Services GmbH23,800-5RIPE
Zappie Host LLC23,690128,642,973,81964RIPE
Vodafone Albania Sh.A.23,552103,079,215,10715RIPE
ASIACELL COMMUNICATIONS PJSC23,55234,359,738,36915RIPE
CLODO CLOUD SERVICE CO. L.L.C23,55234,359,738,36921RIPE
DELTA COMM LLC23,55234,359,738,36910RIPE
DSLmobil GmbH23,55234,359,738,36925RIPE
GRAIN COMMUNICATIONS LIMITED23,55234,359,738,3695RIPE
Informatsionnye Tekhnologii LLC23,55234,359,738,36910RIPE
Server Plan S.r.l.23,55234,359,738,36912RIPE
Stadtwerke Kufstein GmbH23,55234,359,738,36911RIPE
Enterprise Managed Services Sdn. Bhd.23,55212,884,901,89113APNIC
NTS workspace AG23,5528,589,934,594443RIPE
AS STV23,5524,294,967,2975RIPE
BitCo23,5524,294,967,29750AFRINIC
Comms365 Limited23,5524,294,967,2977RIPE
FORTEX CJSC23,5524,294,967,2979RIPE
grameenphone limited23,5524,294,967,2975APNIC
Hispasat Germany GmbH23,5524,294,967,2978RIPE
IP Visie Networking B.V.23,5524,294,967,2975RIPE
Kordia Limited23,5524,294,967,2978APNIC
LGA International23,5524,294,967,2976APNIC
Luxembourg Online S.A.23,5524,294,967,2976RIPE
NetOne Rus JSC23,5524,294,967,29739RIPE
OMNIYA LLC23,5524,294,967,29712RIPE
Orange Business Digital Norway AS23,5524,294,967,29712RIPE
"Region Svyaz Konsalt" LLC23,5524,294,967,29716RIPE
Servicios de Hosting en Internet S.A.23,5524,294,967,2976RIPE
SPLIUS, UAB23,5524,294,967,2974RIPE
Telecom International Myanmar Company Limited23,5524,294,967,29712APNIC
University of Warsaw23,5524,294,967,2975RIPE
Amcor Australasia23,552-9APNIC
JSC "ER-Telecom Holding" Tver' Branch23,552-14RIPE
Orora LTD23,552-6APNIC
Advania Finland Oy23,40842,949,738,50017RIPE
Netrouting B.V.23,304107,374,182,40426RIPE
New Skies Satellites B.V.23,3048,589,934,5949APNIC
Webglobe, s.r.o.23,29651,539,673,09438RIPE
DATAWEB GLOBAL LP.23,29634,359,738,36926RIPE
RPC HomeNet Ltd.23,2964,295,032,83431RIPE
ICE Data Services Limited23,2964,294,967,2977RIPE
Hop Bilisim Teknolojileri Anonim Sirketi23,0401,374,389,534,760102RIPE
REGISTER S.P.A.23,04042,949,672,9639RIPE
Connect Internet Services23,0404,294,967,2977APNIC
OOO Telecom TZ23,0404,294,967,2976RIPE
"SCIENTIFIC-INDUSTRIAL FIRM "VOLZ" LIMITED LIABILITY COMPANY23,0404,294,967,29711RIPE
Perviy TSOD LLC22,9121,679,332,212,785150RIPE
Telecommunication Company of Kerman22,816-16RIPE
Cloudflare Inc22,78838,654,705,6668RIPE
MVPS LTD22,784137,438,953,476141RIPE
NortonLifeLock Ireland Limited22,78468,719,476,73811RIPE
FIBRACAT Telecom, S.L.U.22,78438,654,705,66612RIPE
"ASTEL" JSC22,78434,359,738,3699RIPE
CELLO GROUP LIMITED22,7848,589,934,59418APNIC
Garena Online Pte Ltd22,7844,294,967,29710APNIC
RoSite Equipment SRL22,7844,294,901,76228RIPE
TV SAT 2002 SRL22,78465,53733RIPE
JSC "ER-Telecom Holding" Kurgan Branch22,784-8RIPE
DTU Danish Technical University22,68865,53711RIPE
ART-COM Sp. z o.o.22,6484,294,967,29778RIPE
VERIXI SA22,5694,294,901,76220RIPE
Cable Aireworld S.A.U.22,528107,374,182,40425RIPE
Savvii B.V.22,52881,604,276,74314RIPE
Adam EcoTech, S.A22,52868,719,476,73810RIPE
Eutelsat S.A.22,52868,719,476,7387RIPE
goetel GmbH22,52842,949,672,96311RIPE
Abissnet sh.a.22,52838,654,705,6669RIPE
AzInTelecom LLC22,52838,654,705,6666RIPE
Enegan S.p.A.22,52834,359,738,36929RIPE
JETNET WIMAX S.A22,52834,359,738,3697RIPE
LLC "T1Cloud"22,52834,359,738,36920RIPE
"Russian company" LLC22,52834,359,738,36911RIPE
Skyline Electronics Ltd.22,52834,359,738,3696RIPE
NTT MSC Sdn Bhd22,5288,590,000,13112APNIC
Vakka-Suomen Puhelin Oy22,5288,589,934,5946RIPE
KOBA Sp. z o.o.22,5284,295,032,83412RIPE
Fulnett Limited22,5284,294,967,2974RIPE
Gerrys Information Technology (PVT) Ltd22,5284,294,967,2976APNIC
Redtone Engineering & Network Services Sdn Bhd22,5284,294,967,2976APNIC
Stadtnetz Bamberg Gesellschaft fuer Telekommunikation mbH22,5284,294,967,29712RIPE
Tecnotel Servizi Tecnologici srl22,5284,294,967,29732RIPE
TOV "Flagman Telecom"22,5284,294,967,2974RIPE
Check Point Software Technologies LTD22,52865,5376RIPE
Telecommunication Company of Ghazvin22,528-6RIPE
Vantiva SA22,528-23RIPE
Likhno Dmitriy trading as Luganet22,27268,719,476,73811RIPE
INTERKAM sp. z o.o.22,27234,359,738,3698RIPE
Redestel Networks S.L.22,2724,294,967,29713RIPE
"Domtel Telecom" Dariusz Dombek22,272-3RIPE
Optical Structural Network Ltd.22,272-7RIPE
Telecommunication Company of Kermanshah22,223-61RIPE
Telecommunication Company of Boushehr22,037-19RIPE
Biterika Group LLC22,016172,067,127,30248RIPE
Proton AG22,016103,078,166,53226RIPE
Terrence de Kat22,01668,719,673,34919RIPE
SPECIAL INTERNET OPERATIONS SRL22,01634,359,803,90630RIPE
Essity Hygiene and Health Aktiebolag22,01634,359,738,3694RIPE
MAXnet Systems Ltd.22,01634,359,738,3699RIPE
Allianz Suisse Versicherungs-Gesellschaft AG22,016-3RIPE
Proline IT Ltd22,016-86RIPE
Shock Hosting LLC21,76085,899,345,92337RIPE
Gurbtec Iguana Telecom SL21,76077,309,411,33232RIPE
Broadband for the Rural North Limited.21,76068,719,476,73811RIPE
rrbone GmbH21,76034,359,869,4439RIPE
Khalij Fars Ettela Resan LTD21,76034,359,738,36912RIPE
Versija SIA21,76034,359,738,3696RIPE
Telecommunications center UMOS, LLC21,7604,294,967,2976RIPE
Vodafone Fiji Limited21,7604,294,967,2975APNIC
Daisy Communications Ltd21,760-3RIPE
Michael Sebastian Schinzel trading as IP-Projects GmbH & Co. KG21,74434,359,607,29846RIPE
Vultr Holdings LLC Frankfurt21,568-44RIPE
Horizon Teleports GmbH21,5204,294,967,2975RIPE
PROPHASE ELECTRONICS, S.L.21,50442,949,672,96325RIPE
Dr.-Ing. Nepustil & Co. GmbH Internet Service Center Ingenieurgesellschaft fuer Systemsoftware und Kommunikationstechnik21,50438,654,705,66611RIPE
Cibicom A/S21,50434,359,738,36912RIPE
Limited Liability Company Irtelcom21,50434,359,738,36910RIPE
Lukasz Sobon trading as SC Media Adam i Lukasz Sobon Sp. J.21,50434,359,738,36938RIPE
neu-medianet GmbH21,50434,359,738,3695RIPE
recast IT GmbH & Co. KG21,50434,359,738,3698RIPE
SAKURA INTERNATIONAL INVESTMENT LIMITED21,50434,359,738,36912RIPE
University of Tehran21,50434,359,738,3694RIPE
Virtu Secure Webservices B.V.21,50434,359,738,3695RIPE
Orange Business Services SA21,50412,884,901,89118RIPE
Lightwire Limited21,5048,589,934,59417APNIC
Acora Limited21,5044,294,967,2977RIPE
Akton d.o.o.21,5044,294,967,2976RIPE
Arqiva Communications Ltd21,5044,294,967,2977RIPE
Broadband Solutions Pty Ltd21,5044,294,967,2978APNIC
Closed Joint Stock Company Oskolnet21,5044,294,967,2977RIPE
CM Value Added Services (Pty) Ltd21,5044,294,967,2974AFRINIC
CYBERFORT LIMITED21,5044,294,967,2977RIPE
E Bone Network (Pvt.) Limited21,5044,294,967,29722APNIC
Glentevejs Antennelaug21,5044,294,967,2975RIPE
Intelvision Ltd21,5044,294,967,29711AFRINIC
KIRZ Company Limited21,5044,294,967,2974APNIC
KT-NET Communications GmbH21,5044,294,967,29713RIPE
Letaba Networks (Pty) Ltd21,5044,294,967,2978AFRINIC
LLC Smart Ape21,5044,294,967,29718RIPE
MEMSET Ltd21,5044,294,967,2979RIPE
Metrolink S.R.L.21,5044,294,967,2975RIPE
Optima Italia S.p.A.21,5044,294,967,2978RIPE
Production co-operative Economic-legal laboratory21,5044,294,967,2976RIPE
SATRO s.r.o.21,5044,294,967,2979RIPE
Telecom Liechtenstein AG21,5044,294,967,2977RIPE
Terrecablate Reti e Servizi S.R.L.21,5044,294,967,2975RIPE
Tigron bv21,5044,294,967,2976RIPE
Terrakom d.o.o.21,5044,294,901,7625RIPE
Data Center Network Limited21,504-15APNIC
OVH US LLC21,504-4RIPE
SAT-MONT-SERVICE JACEK MRUK, KRZYSZTOF MRUK Sp. z o.o.21,504-3RIPE
Telia Cygate AB21,5008,590,000,13130RIPE
Wemaconnect GmbH21,32034,359,738,3699RIPE
CDNvideo LLC21,28034,359,738,3699RIPE
Universidade de Coimbra21,27565,54145RIPE
Xantho UAB21,2491,060,856,922,14393RIPE
VOIP Telecom SAS21,24877,309,411,33224RIPE
Bremen Briteline GmbH21,24873,014,444,03598RIPE
DegNet GmbH21,24834,359,803,9068RIPE
Connesi s.p.a.21,24834,359,738,36911RIPE
Inatel-Krasnoperekopsk Ltd.21,24834,359,738,36925RIPE
WIFINITY LIMITED21,24834,359,738,3699RIPE
Brightbox Systems Ltd21,2484,294,967,29714RIPE
CEGECOM S.A.21,2484,294,967,2977RIPE
DSI DATA, a. s.21,248-7RIPE
VIRTUAL TELECOM SP. Z O.O.21,20038,654,705,66617RIPE
communications networking services Private Unlimited Company21,184-1RIPE
Stowarzyszenie e-Poludnie21,12034,360,066,05442RIPE
Mo's Operations GmbH21,00668,719,214,59559RIPE
meerfarbig GmbH & Co. KG20,992240,246,980,62523RIPE