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 ARIN and LACNIC do not publish theirs, so space held in North and South America is largely unattributed here.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
Public Telecommunications Company Limited Liability Company15,360-7RIPE
Q-Kon PTY LTD15,360-4AFRINIC
Tawasol Nas Communications and Services LLC15,360-7RIPE
VISOL Sp.z.o.o.15,360-5RIPE
Pe3ny Net s.r.o.15,3528,589,934,59410RIPE
Wieske's Crew GmbH15,28868,719,476,73811RIPE
Ericsson AB15,208-51RIPE
"Permtelecom" Ltd15,2004,294,967,2978RIPE
Layershift Limited15,16034,359,738,36921RIPE
ENEA - Agenzia nazionale per le nuove tecnologie, l'energia e lo sviluppo economico sostenibile15,136-57RIPE
Copaco Cloud B.V.15,128103,079,149,57110RIPE
NOAVARAN SHABAKEH SABZ MEHREGAN (Ltd.)15,104274,877,906,95232RIPE
Euronet Telekomunikasyon A.S.15,10468,719,476,73816RIPE
Rambler Internet Holding LLC15,1044,294,967,2977RIPE
Telesvit LLC15,10465,5377RIPE
Scloud Pte Ltd15,104-5APNIC
Virtuaoperator Sp. z o.o.15,0834,294,967,29728RIPE
Datasource AG15,017107,374,182,40414RIPE
Axfood IT AB14,992-1,264RIPE
BT Italia S.p.A.14,976-44RIPE
Telecommunication Company of Khorasan Shomali14,952-17RIPE
Netwise Hosting Ltd14,92868,719,673,35140RIPE
Tecnocratica Centro de Datos, S.L.14,90442,949,738,50023RIPE
VeriSign Inc.14,8648,589,934,62234RIPE
Ovea SAS14,848137,438,953,47617RIPE
Timplus sp. z o.o.14,848103,079,215,10719RIPE
net.de AG14,84868,719,476,73813RIPE
"FORWEB" S.C. Monika Bodetko, Tomasz Pawlowski14,84834,359,738,3697RIPE
Freedom Telecom Operations LLP14,84834,359,738,36916RIPE
K2 Integration JSC14,84834,359,738,36912RIPE
Posazhennikov Vladimir Vasilevich14,84834,359,738,3696RIPE
Shadow SAS14,84834,359,738,3697RIPE
Turon Media XK14,84834,359,738,36910RIPE
SYNERGY WHOLESALE PTY LTD14,84825,769,803,78220APNIC
Mega Truenet Communication Co., Ltd.14,8488,590,000,13123APNIC
SiteTech Solutions Limited14,8488,589,934,59412APNIC
Bendigo Community Telco Limited14,8484,294,967,29712APNIC
CJSC SAIMA TELECOM14,8484,294,967,2976RIPE
Dmitriy V. Kozmenko14,8484,294,967,29723RIPE
IMS Networks SAS14,8484,294,967,29721RIPE
Index Education SAS14,8484,294,967,2976RIPE
Ray-Svyaz Ltd.14,8484,294,967,2979RIPE
SERVERNET INTERNET LIMITED14,8484,294,967,29727RIPE
Tata Play Broadband Private Limited14,8484,294,967,29718APNIC
New Eagle Ltd14,84865,5377APNIC
XNET CORE SL14,848-24RIPE
Iron Hosting Centre LTD14,847262,14865RIPE
LLC IT BASIS14,78434,359,738,36919RIPE
Adjenet Networks SL14,592498,216,140,81960RIPE
Yury Dolin14,592171,798,691,84543RIPE
Connexin Limited14,592146,028,888,07020RIPE
Mythic Beasts Ltd14,592107,374,182,40418RIPE
VAS "Latvijas Valsts radio un televizijas centrs"14,59238,654,640,1337RIPE
Catixs Ltd14,59235,471,360,00938RIPE
Amadeus GmbH14,59234,359,738,36911RIPE
"Euro Crypt" EOOD14,59234,359,738,36919RIPE
GeniusMind S.A.14,59234,359,738,3697RIPE
Kabel Braunau GmbH14,59234,359,738,36920RIPE
Lovitel LLC14,59234,359,738,36914RIPE
Mws Cloud, Limited Liability Company14,59234,359,738,36915RIPE
Oman Future Telecommunications Company SAOC14,59234,359,738,3699RIPE
Tarik Al-thuraya Company For Communications Service Ltd.14,59234,359,738,3699RIPE
VITAL TEKNOLOJI TELEKOMUNIKASYON BILGISAYAR HIZMETLERI VE SANAYI TICARET LTD SIRKETI14,59234,359,738,3695RIPE
Sharq Telekom CJSC14,5924,294,967,2978RIPE
TELESMART TELEKOM DOO14,5924,294,967,29716RIPE
Host Valid14,592-17RIPE
Terra Nova Internet Operations Ltd.14,592-19RIPE
The Federal Guard Service of the Russian Federation14,592-6RIPE
S-NET Sp. z o.o.14,56034,359,738,37111RIPE
DGN TEKNOLOJI A.S.14,44034,359,738,36772RIPE
M247 Ltd14,35847,242,608,66068RIPE
Elisteka UAB14,336893,353,197,59464RIPE
Convotis Schweiz AG14,33664,424,509,44310RIPE
AVAST Software s.r.o.14,33638,654,771,20337RIPE
Bahraini Jordanian for Technology and Communications14,33638,654,705,6667RIPE
Avast Slovakia s.r.o.14,33634,359,738,3698RIPE
Dorabase Veri Merkezi Hizmetleri A.S.14,33634,359,738,3697RIPE
EVOBITS Information Technology SRL14,33634,359,738,3697RIPE
Fastnet LLC14,33634,359,738,3694RIPE
Kujtesa Net Sh.p.k.14,33634,359,738,3698RIPE
Marconi Solutions Srls14,33634,359,738,36913RIPE
Quasar LLC14,33634,359,738,36931RIPE
Site LLC14,33634,359,738,3695RIPE
St. Gallisch-Appenzellische Kraftwerke AG14,33634,359,738,36911RIPE
TelKos L.L.C14,33634,359,738,36913RIPE
HOPUS SAS14,33630,064,771,0745RIPE
Access UK Ltd14,3368,589,934,59410RIPE
Host Africa (Pty) Ltd14,3368,589,934,59440AFRINIC
Logos Technologies S.r.l.14,3368,589,934,5948RIPE
Responsible Internet Sustainability Effort inc14,3368,589,934,59416APNIC
7 STAR DOT COM Pvt. Ltd14,3364,294,967,2974APNIC
Astutium Limited14,3364,294,967,29712RIPE
BDX DC Services (HK) Limited14,3364,294,967,2975APNIC
Bosnet Aktiebolag14,3364,294,967,29711RIPE
Broadband N.I. Ltd.14,3364,294,967,2978RIPE
Comeser S.r.l.14,3364,294,967,2976RIPE
Digicom SHPK14,3364,294,967,29711RIPE
ECONOCOM CLOUD SL14,3364,294,967,2975RIPE
ElmoNet Oy14,3364,294,967,2974RIPE
Focus Infocom14,3364,294,967,2975APNIC
Henderson Data Centre Ltd14,3364,294,967,2975APNIC
IDLINE SAS14,3364,294,967,2976RIPE
Inq. Digital Limited14,3364,294,967,2975AFRINIC
Intermax Group B.V.14,3364,294,967,2977RIPE
JMF Investment & Technology PTY LTD14,3364,294,967,2979APNIC
Joint Stock Company Smartkom14,3364,294,967,2976RIPE
Merula Limited14,3364,294,967,2976RIPE
Network Platforms (PTY) LTD14,3364,294,967,2974AFRINIC
OMEGA plus Chrudim s.r.o.14,3364,294,967,2976RIPE
Orange Botswana (PTY) Ltd14,3364,294,967,2977AFRINIC
Stream Networks Ltd14,3364,294,967,29712RIPE
Supernet, PDS Limited14,3364,294,967,2975APNIC
Web Telecom Services (PTY) Ltd14,3364,294,967,2975AFRINIC
Xnet Internet Services (Pty) Ltd14,3364,294,967,2974AFRINIC
Corporate Internet Service Provider LLC14,33665,53714RIPE
Africa Online (Africa) (Pty) Ltd14,336-29AFRINIC
Bredbandig IT Communication i Goteborg AB14,336-26RIPE
Imperial IT , a division of Imperial Group Ltd14,336-3AFRINIC
KETIS Ltd.14,336-6RIPE
LLC Teledyne Systems Limited14,336-5RIPE
NASHNET LTD14,336-4RIPE
Universita' degli Studi di Bari Aldo Moro14,336-4RIPE
Universita' IUAV di Venezia14,336-4RIPE
Planetel Nordest SRL14,32834,359,738,3696RIPE
Cronon GmbH14,32235,164,584,45913RIPE
CJ2 Hosting B.V.14,24834,359,672,83619RIPE
Rannsokna- og haskolanet Islands hf.14,1404,277,862,4073RIPE
INFOCLIP SA14,08034,359,738,3697RIPE
Volta Communications Sp.z.o.o.14,0804,563,402,75410RIPE
Bangmod Enterprise Co., Ltd.14,0804,294,967,29719APNIC
Eltronik Sp. z o.o.14,0804,294,967,29711RIPE
JSC Svyazinform14,0804,294,967,2974RIPE
Professional Link S.r.l.14,0804,294,967,29714RIPE
"SERVERCORE CIS" FE LLC14,0804,294,967,29715RIPE
XUN HONG KONG LIMITED14,0804,294,967,2978APNIC
PP KOM i TEX14,08065,5376RIPE
Australia On Line Pty Ltd14,080-11APNIC
BEAFORT LIMITED14,080-55RIPE
blue tech technology Co., Limited14,080-12RIPE
Thomson Reuters (Professional) UK Ltd14,080-6RIPE
H2NEXUS LTD14,07912,884,967,42741RIPE
Fonira Telekom GmbH14,072111,669,149,70119RIPE
Virtual Technologies & Solutions13,8254,294,967,2978AFRINIC
LIR NETSERV S.R.L.13,824210,453,397,51129RIPE
Delta HighTech Ltd.13,824193,273,528,32824RIPE
KOESIO Networks SAS13,824158,913,789,96128RIPE
Teen Telecom SRL13,82468,719,476,73838RIPE
WISP.ONE S.R.L.13,82451,539,607,5547RIPE
Artnet Sp. z o.o.13,82434,359,803,90617RIPE
BTcom Infocommunications Ltd.13,82434,359,738,36913RIPE
CriticalCase s.r.l13,82434,359,738,3696RIPE
"GIGATRANS UKRAINE", LLC13,82434,359,738,36913RIPE
Groupe convergence.com SAS13,82434,359,738,36930RIPE
LeuPuls AG13,82434,359,738,3696RIPE
Sonicom OOD13,82434,359,738,3698RIPE
Varanger KraftFiber AS13,82434,359,738,3698RIPE
Biterika Grupp LLC13,8248,589,934,59446RIPE
ITS INTEGRA SAS13,8248,589,934,5949RIPE
Virtual Machine Solutions LLC13,8244,529,848,32369RIPE
ODC-Noord13,8244,296,015,87414RIPE
Kindred IP Limited13,8244,294,967,2979RIPE
Unics EOOD13,8244,294,967,29722RIPE
VapeLine Technology (HK) Co., Limited13,824-15APNIC
Lux Green Technologies Sarl13,6964,294,967,29712RIPE
EVANZO e-commerce GmbH13,66434,359,738,1135RIPE
TWL-KOM GmbH13,5764,294,967,2978RIPE
S1 Networks Oy13,56842,949,672,96315RIPE
Andrey Voskresenskiy13,56834,359,738,3694RIPE
Manage Now GmbH13,56834,359,738,36937RIPE
Marbell AG13,56834,359,738,36911RIPE
Svyaz-Energo Ltd.13,56834,359,738,3697RIPE
ACTITO S.A.13,5684,294,967,2975RIPE
JSC DIVO13,5684,294,967,29715RIPE
PERFORMANCE HORIZON GROUP LIMITED13,5684,294,967,2975RIPE
PurePeak Ltd.13,5684,294,967,2977RIPE
ServeTheWorld AS13,5684,294,967,29715RIPE
S-IT Verwaltungs GmbH trading as S-IT Informationstechnologie Betreiber GmbH & Co. KG im Nordschwarzwald13,5684,294,967,2976RIPE
LAN-Optic, Ltd13,56865,5376RIPE
SM Ltd.13,568-8RIPE
Syddansk Universitet, IT-service13,568-9RIPE
Erdenreich Datentechnik GmbH13,50468,719,345,6687RIPE
Telecommunication Company of Zanjan13,440-7RIPE
Nawork Internet Informationssysteme GmbH13,36034,359,738,36910RIPE
DIGITAL NETWORK S.R.L.13,312103,079,215,10731RIPE
Hostsymbol Pte. Ltd.13,31273,014,444,03532RIPE
Enterprise Cloud Ltd.13,31268,719,476,73816RIPE
Reliable Software, Ltd.13,31268,719,476,73833RIPE
TKR Jasek, s.r.o.13,31268,719,476,7385RIPE
VOIP-UN LIMITED13,31268,719,476,7389RIPE
Liquid Web B.V.13,31242,949,672,96310RIPE
WIIT S.p.A.13,31238,654,705,6665RIPE
INTERKVM HOST SRL13,31234,360,786,94640RIPE
Alpha Net Telecom Ltd13,31234,359,738,36914RIPE
Datanet.co.uk Ltd13,31234,359,738,3694RIPE
GA Weissenstein GmbH13,31234,359,738,3697RIPE
Guardfox SRL13,31234,359,738,36912RIPE
Hardanger Breiband AS13,31234,359,738,3694RIPE
HCL Technologies B.V.13,31234,359,738,3698RIPE
ITsjefen AS13,31234,359,738,3696RIPE
Kabelfernsehen Bodeli AG13,31234,359,738,3694RIPE
Kabel-TV Lampert GmbH & Co KG13,31234,359,738,36914RIPE
Monzoon Networks AG13,31234,359,738,3696RIPE
Napapiirin Kuituverkot Oy13,31234,359,738,3694RIPE
Orakom S.r.l.13,31234,359,738,3694RIPE
Ormilon B.V.13,31234,359,738,36912RIPE
OXYNET sp. z o.o.13,31234,359,738,3694RIPE
QUARTZ TELECOM LLC13,31234,359,738,3694RIPE
Soderhamn NARA AB13,31234,359,738,3695RIPE
Telepark Passau GmbH13,31234,359,738,3695RIPE
Tomkevich Andrey Vladimirovich Individual businessman13,31234,359,738,3694RIPE
UK Research and Innovation13,31234,359,738,36953RIPE
Volodymyr Shtark13,31234,359,738,3694RIPE
Wizard Computersysteme GmbH13,31234,359,738,3694RIPE
ZAP-Hosting GmbH13,31234,359,738,36917RIPE
Orro Pty Ltd13,31230,064,771,07925APNIC
Rayaneh Gostar Farzanegan Ahwaz Company LTD.13,31212,884,901,8918RIPE
Adacor Hosting GmbH13,3128,589,934,59413RIPE
Comnica Kft.13,3128,589,934,5945RIPE
DEDICATED SERVERS AUSTRALIA13,3128,589,934,59413APNIC
Nova Energy LTD13,3128,589,934,5947APNIC
Valve Corporation13,3128,589,934,5948RIPE
PT Internet Madju Abad Milenindo13,3124,295,032,83410APNIC
AdGuard Software Limited13,3124,294,967,2979RIPE
Ankara University13,3124,294,967,2977RIPE
Aptus Solutions Ltd13,3124,294,967,2979AFRINIC
Big Telecom JSC13,3124,294,967,2976RIPE
Cheops Technology Switzerland SA13,3124,294,967,2976RIPE
ELITE GROUP.IM LIMITED13,3124,294,967,2977RIPE
Gateway Communications (Pty) Ltd13,3124,294,967,2974AFRINIC
Gemzo information technology Private Joint-Stock company13,3124,294,967,2974RIPE
Glattwerk AG13,3124,294,967,29725RIPE
Global Village GmbH13,3124,294,967,29711RIPE
GUAMCELL Communications13,3124,294,967,2974APNIC
Herbst Datentechnik GmbH13,3124,294,967,2977RIPE
Hostgator.com LLC13,3124,294,967,2977APNIC
Host-Telecom.com s.r.o.13,3124,294,967,29712RIPE
Info-Gro (PTY) Ltd13,3124,294,967,2975AFRINIC
Inq Digital South Africa (Pty) Ltd13,3124,294,967,2974AFRINIC
Instatelecom Limited13,3124,294,967,2976APNIC
Internet Business Solutions AG13,3124,294,967,2974RIPE
Interspace Ltd.13,3124,294,967,2974RIPE
IP4ISP z.s.p.o13,3124,294,967,2975RIPE
Jotel d.o.o.13,3124,294,967,2978RIPE
JSC Multiregional Transittelecom13,3124,294,967,2979RIPE
Layerlinks Global Lmited13,3124,294,967,2974APNIC
Limited Liability Company MVM Technology13,3124,294,967,2974RIPE
LLC Ekran13,3124,294,967,2978RIPE
MTN Zambia13,3124,294,967,29710AFRINIC
Multimedia BG EOOD13,3124,294,967,2977RIPE
Net4You Internet GmbH13,3124,294,967,2974RIPE