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71,963 organizations with IPv4 allocations, ranked by IPs held.

Page 6 of 720
# Organization IPs Ranges Country Category
251 Zen Internet Ltd 528.1K 37 GB Isp
252 Cloud Computing Corporation 527.6K 109 CN Hosting
253 Mexico Red de Telecomunicaciones, S. de R.L. de C.V. 526.8K 195 MX Isp
254 Zdruzenie pouzivatelov Slovenskej akademickej datovej siete SANET 526.1K 12 SK Enterprise
255 UNITEL 525.3K 2 AO Enterprise
256 Tiscali SpA 525.1K 25 IT Enterprise
257 Huashu media&Network Limited 524.3K 5 CN Enterprise
258 Webpass Inc. 523.8K 484 US Enterprise
259 Rackspace Ltd. 523.3K 78 GB Hosting
260 MULTACOM CORPORATION 522.2K 389 US Enterprise
261 M-net Telekommunikations GmbH 521.0K 63 DE Isp
262 ENTEL PERU S.A. 520.4K 37 PE Enterprise
263 HIVELOCITY, Inc. 519.7K 832 US Enterprise
264 Cable Onda 515.8K 218 PA Isp
265 SingTel Optus Pty Ltd 515.3K 140 AU Isp
266 Panasonic Information Systems Co., Ltd 514.3K 52 JP Enterprise
267 China TieTong Telecommunications Corporation 513.8K 21 CN Isp
268 Vodafone Ireland Limited 512.3K 26 IE Mobile
269 FirstLight Fiber, Inc. 511.7K 275 US Isp
270 Servers.com, Inc. 508.9K 422 US Enterprise
271 National Oceanic and Atmospheric Administration 508.4K 83 US Government
272 Michigan State Government 508.2K 9 US Government
273 Euskaltel S.A. 507.9K 55 ES Enterprise
274 WiscNet 506.9K 97 US Enterprise
275 GCI Network Solutions Limited 506.6K 792 GB Enterprise
276 ecotel communication ag 506.4K 29 DE Enterprise
277 SXBCTV ,Internet Service Provider 504.8K 8 CN Isp
278 Binariang Berhad 500.7K 19 MY Enterprise
279 Serbia BroadBand-Srpske Kablovske mreze d.o.o. 496.4K 24 RS Isp
280 Yahoo Holdings Inc. 494.3K 193 US Enterprise
281 Vetenskapsradet / SUNET 493.3K 107 EU Enterprise
282 green.ch AG 490.8K 79 CH Enterprise
283 Oman Telecommunications Company (S.A.O.G) 488.2K 101 OM Isp
284 Moldtelecom SA 487.9K 95 MD Isp
285 TATA COMMUNICATIONS AMERICA INC 487.9K 279 US Isp
286 Rakuten Mobile Network, Inc. 487.2K 40 JP Mobile
287 JAB Wireless, INC. 484.8K 731 US Mobile
288 Qinghai Telecom 482.6K 143 CN Isp
289 Converge ICT Solutions Inc. 480.3K 115 PH Enterprise
290 JSC Silknet 480.3K 22 GE Enterprise
291 Xplore Inc. 480.0K 145 CA Enterprise
292 AFRIHOST-SP 476.7K 40 ZA Enterprise
293 Facebook, Inc. 476.4K 112 US Enterprise
294 CHINANET Guangdong province Yuedong MAN network 475.9K 68 CN Isp
295 Telefonica del Sur S.A. 475.9K 23 CL Enterprise
296 Cologix, Inc 473.1K 133 US Enterprise
297 Telecom-Malagasy 472.6K 13 MG Isp
298 Beijing Volcano Engine Technology Co., Ltd. 468.7K 49 CN Enterprise
299 PJSC Moscow city telephone network 467.7K 58 RU Isp
300 Rice University 466.9K 18 US Academic
301 Beijing Guanghuan Xinwang Digital 464.1K 43 CN Enterprise
302 JSC Ukrtelecom 463.9K 102 UA Isp
303 SmarTone Mobile Communications Ltd 463.9K 8 HK Mobile
304 Belong Telstra Limited 458.8K 22 AU Isp
305 China Unicom Shenzen network 456.7K 154 CN Isp
306 NTT SmartConnect Corporation 453.9K 40 JP Isp
307 GlobalConnect A/S 453.6K 133 DK Enterprise
308 Viettel Corporation 451.6K 177 VN Enterprise
309 Eonix Corporation 450.3K 559 US Enterprise
310 HK Cable TV Ltd 449.3K 54 HK Isp
311 Turksat Uydu Haberlesme ve Kablo TV Isletme A.S. 448.3K 134 TR Enterprise
312 HKBN Enterprise Solutions HK Limited 446.2K 208 HK Enterprise
313 VERO S.A 445.7K 159 BR Enterprise
314 The Pennsylvania State University 443.9K 11 US Academic
315 Kintetsu Cable Network Co., Ltd. 442.4K 9 JP Isp
316 Tata Communications 439.0K 120 IN Isp
317 Enecom,Inc. 438.8K 43 JP Enterprise
318 Daqing zhongji petroleum telecommunication construction limited cpmpany 438.3K 11 CN Isp
319 LeaseWeb Netherlands B.V. 432.6K 379 NL Hosting
320 Clouvider Limited 432.1K 998 GB Enterprise
321 DataPipe, Inc. 431.9K 124 US Enterprise
322 Shinbiro 431.9K 309 KR Enterprise
323 Nuevatel PCS de Bolivia S.A. 428.0K 8 BO Enterprise
324 It Hostline Ltd 426.5K 907 CY Enterprise
325 Polkomtel Sp. z o.o. 423.7K 21 PL Enterprise
326 HeiLongJiang Mobile Communication Company Limited 419.8K 37 CN Mobile
327 Hot-Net internet services Ltd. 419.1K 14 IL Isp
328 Limited Liability Company lifecell 418.8K 9 UA Enterprise
329 Andromeda Tv Digital Platform Isletmeciligi A.s. 418.6K 9 TR Enterprise
330 Arelion Sweden AB 415.2K 119 SE Enterprise
331 Ambit Microsystem Corporation 412.7K 25 TW Enterprise
332 Globe Telecoms 412.4K 264 PH Isp
333 IT7 Networks Inc 412.2K 133 CA Isp
334 Content Delivery Network Ltd 410.9K 27 UA Cdn
335 State of NC - State Telecommunications Services 410.4K 9 US Government
336 Tele Columbus AG 410.4K 155 DE Enterprise
337 ARNES 409.1K 29 SI Enterprise
338 LGTELECOM 408.3K 53 KR Isp
339 LG CNS 408.1K 40 KR Enterprise
340 its communications Inc. 404.5K 14 JP Isp
341 Ace Data Centers II, L.L.C. 404.0K 283 US Hosting
342 MobileOne Ltd. MobileInternet Service Provider Singapore 401.7K 22 SG Enterprise
343 A1 Hrvatska d.o.o. 396.5K 110 HR Enterprise
344 KIFU (Governmental Info Tech Development Agency) 395.5K 18 HU Enterprise
345 Leibniz-Rechenzentrum 395.3K 10 DE Enterprise
346 State of WI Dept. of Administration 394.5K 11 US Government
347 Hawaiian Telcom Services Company, Inc. 394.0K 37 US Enterprise
348 University of Utah 394.0K 7 US Academic
349 Deutsche Post AG 393.7K 5 DE Enterprise
350 State of Utah 393.0K 13 US Government

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Autonomous systems ranked by IPv4 address count.
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IPv4 allocation by country.
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ARIN, RIPE, APNIC, LACNIC, AfriNIC.
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