Longest Match / Organisations

Directory

Organisations

Who address space is registered to, ranked by how much they hold. The 5,000 largest of 89,919 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. Holders come from the bulk whois RIPE, APNIC and AFRINIC publish, so North and South American holders are largely missing.

Organisations
89,919
Holding a /22 or any IPv6
46,365
IPv4 space named
52%
Registries covered
3 of 5

OrganisationIPv4 addressesIPv6 /64sBlocksRegistry
TRADITIONAL LLC96,51234,359,738,36916RIPE
FreeNet L.L.C-FZ96,2564,466,765,987,970251RIPE
Radore Veri Merkezi Hizmetleri A.S.96,25442,949,672,96328RIPE
Nomotech SAS96,00073,014,444,03516RIPE
Eons Data Communications Limited96,00038,654,705,66632RIPE
Primetel PLC95,2324,294,967,29717RIPE
REEVO S.P.A.94,464141,733,920,77323RIPE
Linkdotnet Telecom Limited94,2088,589,934,5938APNIC
SPECTRANET LIMITED94,2084,294,967,2976AFRINIC
Sia Nano IT93,95251,539,607,55751RIPE
Finstar - Sociedade de Investimento e Participacoes S.A93,1844,294,967,29747AFRINIC
5G NETWORK OPERATIONS PTY LTD92,67260,129,673,23268APNIC
Comfortel Ltd.92,41634,359,803,906107RIPE
Panq B.V.92,160893,353,197,594174RIPE
Equinix Services, Inc.92,16034,359,738,36913RIPE
Smeraldo S.p.A.92,1608,589,934,5946RIPE
University of Queensland92,1608,589,934,59311APNIC
"Uzbektelekom" Joint Stock Company91,90473,014,509,57235RIPE
Cyberlink AG91,90434,359,738,36919RIPE
BSE Software GmbH91,64834,359,738,3697RIPE
Main one Cable Company Nigeria Limited91,6484,295,098,37010AFRINIC
Timeweb, LLP91,64865,537359RIPE
Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center91,39234,359,803,9069RIPE
Arvato Systems GmbH91,14438,654,705,923311RIPE
Infomaniak Network SA91,13634,359,738,36953RIPE
Wroclaw Centre of Networking and Supercomputing91,1364,294,967,2975RIPE
National Electronics and Computer Technology Center90,8804,294,967,2978APNIC
KMD A/S90,6244,294,967,2975RIPE
Wortmann AG90,36834,359,738,3696RIPE
Ivan Bulavkin90,1121,030,792,151,070113RIPE
Signal Bredband AS90,11273,014,444,03513RIPE
Verizon Norway AS90,11234,359,738,3694RIPE
Claranet Benelux B.V.90,1124,294,967,2974RIPE
iAdvantage Limited90,1124,294,967,2975APNIC
Technical University of Gdansk, Academic Computer Center TASK90,1124,294,967,2974RIPE
ALKIM BASIN YAYIN ILETISIM LTD. STI.90,112-4RIPE
DONGFONG-TW DongFong Technology Co. Ltd90,112-3RIPE
UMDAC, Umea University90,112-4RIPE
Health New Zealand89,60065,53717APNIC
JSC BALTICOM89,34468,719,476,73821RIPE
Australian Academic and Research Network89,3444,294,967,29717APNIC
Epic Communications Limited89,08834,359,738,36910RIPE
Business Connexion Communications89,0884,294,967,29713AFRINIC
VDC Powerbase Hong Kong Data Centers Limited89,0884,294,967,29711APNIC
ASK4 Limited88,832240,518,168,58319RIPE
EDPNET Belgium BV88,06438,654,705,666247RIPE
The Chinese University of Hong Kong88,0644,294,967,29712APNIC
Andwase Limited87,808416,611,827,72595RIPE
"OBIT" Ltd.87,55242,949,672,96365RIPE
Department of Customer Service87,55265,53715APNIC
IBM Deutschland GmbH87,29634,359,738,36911RIPE
Telefonaktiebolaget L M Ericsson87,29634,359,738,3699RIPE
Omskie kabelnye seti Ltd.87,04034,359,738,3698RIPE
INSYS LLC87,0408,589,934,59416RIPE
SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES87,0408,589,934,594223AFRINIC
Telenet SIA87,0404,294,967,29750RIPE
VIETTEL (CAMBODIA) PTE., LTD87,0404,294,967,29714APNIC
UniCredit S.p.A.86,78434,359,803,90612RIPE
Capgemini Nederland B.V.86,7844,294,967,29710RIPE
Bisping & Bisping GmbH & Co KG86,52834,359,738,3697RIPE
CITIC Telecom CPC Netherlands B.V.86,2728,590,000,13116RIPE
AEZA GROUP LLC86,01642,949,672,963293RIPE
AccessKenya Group Ltd86,0164,294,967,2977AFRINIC
Fasthosts Internet Limited86,0164,294,967,29781RIPE
Verizon Japan Limited86,016-7APNIC
Alaxona Internet Inc.85,248343,597,383,69042RIPE
Israel Internet Association85,2484,295,032,83427RIPE
Your Hosting B.V.84,480420,906,926,09669RIPE
Universitaet Zuerich84,22434,359,803,9067RIPE
Maria Curie-Sklodowska University84,22434,359,738,3698RIPE
Gilat Telecom Ltd.83,96834,359,738,36913RIPE
Equinix Asia Pacific Pte Ltd83,9688,590,196,73821APNIC
Colt Technology Services Co., Ltd.83,9684,294,967,2977APNIC
MTN Network Solutions (Cameroon)83,9684,294,967,2975AFRINIC
BHP BILLITON IRON ORE PTY. LTD.83,968-9APNIC
Perspectiva Ltd.83,968-28RIPE
Unilever PLC83,712-6AFRINIC
Joint stock company "For"83,45638,654,705,66641RIPE
Fondation RESTENA83,45634,359,869,44310RIPE
Dr. Ing. h.c. F. Porsche AG83,20034,359,738,3696RIPE
"Bezeq"- THE ISRAEL TELECOMMUNICATION CORP. LTD.82,94434,359,738,3695RIPE
Engineering D.HUB S.p.A.82,94434,359,738,36912RIPE
ARSYS INTERNET S.L.U.82,9444,294,967,29710RIPE
CSI Piemonte82,9444,294,967,2978RIPE
IABG Teleport GmbH82,9444,294,967,2976RIPE
NTT Singapore Pte Ltd82,9444,294,967,2975APNIC
OJSC Kyrgyztelecom82,9444,294,967,29711RIPE
TATA Communications Internet Services Ltd82,9444,294,967,29712APNIC
Access Telecom (BD) Ltd82,6884,294,967,2978APNIC
SHOPEE SINGAPORE PRIVATE LIMITED82,4324,294,967,29720APNIC
ANS ACADEMY LIMITED81,920214,748,364,80861RIPE
Bank Julius Baer & Co. Ltd81,92034,359,738,3693RIPE
Porion-Digital Kft.81,92034,359,738,36916RIPE
UpCloud Ltd81,92034,359,738,36917RIPE
Global Transit Communications81,9208,589,934,5949APNIC
HERABIT S.p.A.81,9208,589,934,59414RIPE
Infopact Netwerkdiensten B.V.81,9204,294,967,2974RIPE
Kuentos Communications, Inc.81,9204,294,967,2976APNIC
Zambia Research and Education Network (ZAMREN)81,9204,294,967,2973AFRINIC
VERIZON SPAIN S.L.81,40868,719,476,7387RIPE
METRO Digital GmbH80,9284,294,967,2976RIPE
Henkel AG & Co KGaA80,89634,359,738,36914RIPE
JP HT d.d. Mostar80,89634,359,738,36915RIPE
PROCONO S.A.80,8964,294,967,29722RIPE
Hydra Communications Ltd80,64477,309,411,332165RIPE
BlackGATE B.V.80,384103,079,215,10718RIPE
AllPoints Fibre Networks Limited80,12877,309,411,33222RIPE
OOO WestCall Ltd.80,12868,719,476,73841RIPE
Claranet Portugal S.A80,12812,884,901,89113RIPE
Join-stock company "Internet Exchange"MSK-IX"79,8728,591,900,687106RIPE
Forcepoint UK Limited79,8728,590,000,1319RIPE
YTL Communications Sdn Bhd79,8728,589,934,59411APNIC
i3D.net B.V79,616115,964,116,99731RIPE
Naya Tel (Pvt.) Limited79,3604,294,967,29720APNIC
Aveniq AG79,104103,079,280,64411RIPE
Bangladesh Telegraph & Telephone Board79,1044,294,967,2978APNIC
DOKOM Gesellschaft fuer Telekommunikation mbH79,1044,294,967,2976RIPE
Mega-Line Ltd.78,84834,359,738,36912RIPE
tal.de GmbH78,84834,359,738,36923RIPE
TrueFullstaq B.V.78,8488,589,934,5941,838RIPE
IPKO Telecommunications LLC78,8484,294,967,2976RIPE
Spitfire Network Services Limited78,8484,294,967,29712RIPE
Zurich Insurance Company AG78,848-3RIPE
Atman Sp. z o.o.78,5924,295,032,83422RIPE
Deninet KFT78,5924,294,967,29717RIPE
Albert-Ludwigs-Universitaet Freiburg78,59265,53754RIPE
Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH78,33634,359,803,90637RIPE
Expereo International BV78,080180,388,626,43843RIPE
ONE ALBANIA SH.A.78,08068,719,542,27510RIPE
AYA Internet Service Provider77,82434,359,738,3694RIPE
JM-DATA GmbH77,82434,359,738,36919RIPE
PR-TELECOM Zrt.77,82434,359,738,3697RIPE
SAKURA INTERNATIONAL INVESTMENT LIMITED77,82434,359,738,36912RIPE
TANZANIA TELECOMMUNICATIONS CO. LTD77,8244,294,967,2974AFRINIC
Aalto University77,82465,5375RIPE
Blicnet d.o.o. Banja Luka77,56812,884,901,89150RIPE
University of Melbourne77,3124,294,967,29715APNIC
The University of Manchester77,1844,295,032,83430RIPE
SEEWEB s.r.l.76,800171,798,691,84524RIPE
GULFNET COMMUNICATIONS CO. WLL76,80038,654,705,6669RIPE
Jamii Telecommunications Limited76,8004,294,967,2976AFRINIC
Netsec Limited76,8004,294,967,29710APNIC
Welsh Government76,8004,294,967,2977RIPE
Wirulink Pty Ltd76,8004,294,967,2975AFRINIC
Schiphol Telematics B.V.76,800-5RIPE
European Space Agency (ESA)76,2884,294,967,2976RIPE
WORLDCALL TELECOM LIMITED76,2884,294,967,29718APNIC
Cellcom Israel Ltd.76,044-153RIPE
B.B.Bell SPA76,03242,949,672,96347RIPE
Iseek Communications Pty Ltd76,0324,294,967,29744APNIC
Slovak University of Technology in Bratislava76,032131,0745RIPE
Online Connect Ltd76,032-364RIPE
Advania Island ehf75,77634,359,738,369143RIPE
Asianet Satellite Communications Pvt Ltd75,7764,294,967,2978APNIC
CMPak Limited75,7764,294,967,29713APNIC
Video-Broadcast GmbH75,7764,294,967,2975RIPE
WorldLink Communications75,2648,589,934,59413APNIC
APA-IT Informations Technologie G.m.b.H75,00834,359,738,36921RIPE
BBC75,00834,359,738,3696RIPE
Lund University75,00865,5376RIPE
The University of Newcastle75,008-7APNIC
CETIN Ltd. Belgrade74,75234,359,738,369649RIPE
HKN GmbH74,75234,359,738,3695RIPE
Internexus Networks Limited74,75234,359,738,3694RIPE
Silesian University of Technology, Computer Centre74,75234,359,738,3696RIPE
SODETEL S.A.L.74,75234,359,738,3697RIPE
Akademska mreza Republike Srbije - AMRES74,7524,294,967,2974RIPE
AR TELECOM - Acessos e Redes de Telecomunicacoes, S.A.74,7524,294,967,2974RIPE
Celcom Axiata Berhad74,7524,294,967,2974APNIC
LLC EKSINTECH74,7524,294,967,2974RIPE
Paratus Telecommunications Limited74,7524,294,967,2974,541AFRINIC
Sociedad Estatal Correos y Telegrafos S.A.74,752-3RIPE
Combell NV74,49681,604,378,62951RIPE
eww ag74,24068,719,476,73813RIPE
NETHINKS GmbH74,24034,359,738,3695RIPE
Swedish Armed Forces74,24030,065,098,75726RIPE
Regione Toscana74,2404,295,032,8345RIPE
Department of Employment and Workplace Relations74,2404,294,967,2975APNIC
InformationsTeknik i Norrbotten AB74,2404,294,967,2975RIPE
ZTNET CO., LTD74,2404,294,967,29715APNIC
TRINITY TELECOM LLC74,240-11RIPE
Norlys Fibernet74,096-672RIPE
HOSTKEY B.V.73,98434,359,738,369217RIPE
JSC Macomnet73,98434,359,738,3696RIPE
SAREnet, S.A.73,9844,294,967,2975RIPE
CSC Computer Sciences Ltd73,984-4RIPE
Eurofiber France SAS73,728223,338,299,40287RIPE
E.ON Verwaltungs GmbH73,72834,359,738,3695RIPE
Verizon Italia SpA73,72834,359,738,3693RIPE
JSC "RU-CENTER"73,72812,884,901,89142RIPE
Sanoma Oyj73,7288,589,934,5944RIPE
Coles Supermarkets Australia Pty Ltd73,7284,294,967,2973APNIC
Diyixian.com Limited73,7284,294,967,29710APNIC
Evonik Industries AG73,7284,294,967,2973RIPE
GVA Gabon SAS73,7284,294,967,2973AFRINIC
ipNX Nigeria Limited73,7284,294,967,2973AFRINIC
Lodz University of Technology73,7284,294,967,2973RIPE
Merck KGaA73,7284,294,967,2973RIPE
NHN Techorus Corp.73,7284,294,967,2979APNIC
ratiokontakt GmbH73,7284,294,967,297706RIPE
TVCABO Mocambique73,7284,294,967,2979AFRINIC
Wacker Chemie AG73,7284,294,967,2972RIPE
Veikkaus Oy73,728262,1453RIPE
JSC "CREDO-TELECOM"73,728-11,220RIPE
Kesko Oy73,728-3RIPE
Northern Ireland Civil Service73,728-2RIPE
now PAO Vimpelcom - formely ZAO "ELTEL"73,728-7RIPE
Melbikomas UAB73,21677,309,411,332288RIPE
Westpac Banking Corporation73,216-8APNIC
Awaser Oman LLC73,15634,359,738,36970RIPE
Lancom Ltd.72,96042,949,672,96330RIPE
Department of Education72,960-6APNIC
The University of Edinburgh72,960-2RIPE
Envia Tel GmbH72,7044,294,967,29720RIPE
SED Multitel s.r.l.72,44834,359,738,36979RIPE
CDNetworks Inc72,4484,294,967,29710RIPE
Office of The Chief Information Officer (OCIO)72,4484,294,967,29725APNIC
Worldline SA72,4484,294,967,2979RIPE
YUnet International d.o.o.72,1924,294,967,29713RIPE
LIR Limited71,9361,958,505,087,033150RIPE
INIT SYS SAS71,936180,388,626,43937RIPE
NXA Global Online Services Ltd.71,9364,294,967,2978RIPE
Forsakringskassan71,6884,295,032,83413RIPE
Wolnet SRL71,68068,719,476,7386RIPE
Department of Human Services71,6804,295,032,8349APNIC
acens Technologies, S.L.71,6804,294,967,29721RIPE
eHealth NSW71,6804,294,967,2974APNIC
The Walt Disney Company Limited71,6804,294,967,29711RIPE
FUJITSU AUSTRALIA LTD71,680-13APNIC
ASDASD srl a socio unico71,4244,294,967,2978RIPE
Finnair Oy71,424-4RIPE
Podaon SIA71,29434,359,738,369552RIPE
Fachhochschule Nordwestschweiz FHNW71,16834,359,738,3697RIPE
Muenchener Rueckversicherungs Gesellschaft AG71,16834,359,738,3696RIPE
Refinitiv Limited71,16834,359,738,3695RIPE
University of Lausanne71,16865,5373RIPE
The University of Western Australia70,9128,589,934,5946APNIC
Saudi Arabian Oil Company (ARAMCO) JSC70,912-17RIPE
Vida optics TVV Ltd.70,65668,719,476,73813RIPE
AG Telekom MMC.70,65634,359,738,3694RIPE
LeaderTelecom Ltd.70,65634,359,738,36974RIPE
NOS Madeira Comunicacoes, S.A.70,65634,359,738,36910RIPE
Politechnika Bydgoska im. Jana i Jedrzeja Sniadeckich70,65634,359,738,3699RIPE
System Net Ltd70,65634,359,738,3697RIPE
NetStack Ltd70,6564,294,967,2995AFRINIC
Cool Ideas Service Provider (Pty) Ltd70,6564,294,967,2975AFRINIC
Leaseweb Deutschland GmbH70,6564,294,967,29738RIPE
Net at Once Sweden AB70,6564,294,967,2979RIPE
Quantum CJSC70,6564,294,967,2978RIPE
Electronic Resources Company Ltd70,656-3RIPE