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All organizations

71,425 organizations with IPv4 allocations, ranked by IPs held.

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# Organization IPs Ranges Country Category
501 Euskaltel S.A. 506.9K 54 ES Enterprise
502 ecotel communication ag 505.9K 28 DE Enterprise
503 SXBCTV ,Internet Service Provider 504.8K 8 CN Isp
504 National Oceanic and Atmospheric Administration 504.1K 74 US Government
505 FirstLight Fiber, Inc. 502.5K 256 US Isp
506 Glide Student & Residential Limited 500.5K 323 GB Enterprise
507 Binariang Berhad 500.2K 26 MY Enterprise
508 China Unicom Guangzhou network 499.2K 115 CN Isp
509 Yettel d.o.o. 495.9K 24 RS Enterprise
510 Yahoo Holdings Inc. 494.1K 193 US Enterprise
511 Vetenskapsradet / SUNET 493.3K 106 EU Enterprise
512 green.ch AG 491.0K 80 CH Enterprise
513 Converge ICT Solutions Inc. 489.0K 118 PH Enterprise
514 TATA COMMUNICATIONS AMERICA INC 487.4K 277 US Isp
515 Rakuten Mobile Network, Inc. 487.2K 40 JP Mobile
516 DXTL Tseung Kwan O Service 486.1K 67 HK Enterprise
517 Oman Telecommunications Company (S.A.O.G) 486.1K 33 OM Isp
518 JAB Wireless, INC. 484.6K 501 US Mobile
519 Qinghai Telecom 482.0K 140 CN Isp
520 JSC Silknet 480.3K 22 GE Enterprise
521 Xplore Inc. 480.0K 145 CA Enterprise
522 Facebook, Inc. 479.2K 80 US Enterprise
523 JSC Ukrtelecom 478.2K 89 UA Isp
524 AFRIHOST SP (PTY) LTD 476.7K 24 ZA Enterprise
525 CHINANET Guangdong province Yuedong MAN network 475.9K 68 CN Isp
526 Telefonica del Sur S.A. 475.9K 23 CL Enterprise
527 It Hostline Ltd 474.1K 908 CY Enterprise
528 Telecom-Malagasy 471.8K 10 MG Isp
529 Cologix, Inc 470.8K 131 US Enterprise
530 Unified Layer 469.8K 205 US Enterprise
531 Moldtelecom SA 468.2K 74 MD Isp
532 PJSC Moscow city telephone network 468.0K 59 RU Isp
533 GlobalConnect A/S 467.2K 149 DK Enterprise
534 Rice University 466.9K 9 US Academic
535 SmarTone Mobile Communications Ltd 463.9K 8 HK Mobile
536 State Information Technology Agency SOC Ltd 463.4K 13 ZA Enterprise
537 Cloud Computing Corporation 460.8K 104 CN Hosting
538 Turksat Uydu Haberlesme Kablo TV ve Isletme A.S. 460.3K 132 TR Enterprise
539 Belong Telstra Limited 458.8K 22 AU Isp
540 China Unicom Shenzen network 457.0K 150 CN Isp
541 Beijing Guanghuan Xinwang Digital 455.4K 40 CN Enterprise
542 NTT SmartConnect Corporation 453.9K 40 JP Isp
543 Viettel Corporation 451.6K 169 VN Enterprise
544 HKBN Enterprise Solutions HK Limited 446.2K 208 HK Enterprise
545 CNSERVERS LLC 444.9K 126 US Enterprise
546 The Pennsylvania State University 443.9K 11 US Academic
547 Kintetsu Cable Network Co., Ltd. 442.4K 9 JP Isp
548 WiscNet 441.3K 96 US Enterprise
549 VERO S.A 440.6K 156 BR Enterprise
550 Enecom,Inc. 438.8K 43 JP Enterprise
551 GCI Network Solutions Limited 438.8K 529 GB Enterprise
552 Daqing zhongji petroleum telecommunication construction limited cpmpany 438.3K 11 CN Isp
553 OCULUS NETWORKS INC 437.5K 375 US Isp
554 Eonix Corporation 436.0K 529 US Enterprise
555 DataPipe, Inc. 431.6K 123 US Enterprise
556 Tata Communications 431.4K 111 IN Isp
557 CHINATELECOM Jiangsu province Changzhou 5G network 431.1K 468 CN Mobile
558 Shinbiro 431.1K 306 KR Enterprise
559 Cablevision Lightpath LLC 430.8K 378 US Isp
560 Nuevatel PCS de Bolivia S.A. 428.0K 8 BO Enterprise
561 Polkomtel Sp. z o.o. 423.7K 26 PL Enterprise
562 HeiLongJiang Mobile Communication Company Limited 419.8K 37 CN Mobile
563 Hot-Net internet services Ltd. 419.3K 15 IL Isp
564 Limited Liability Company lifecell 418.8K 9 UA Enterprise
565 Andromeda Tv Digital Platform Isletmeciligi A.s. 418.3K 14 TR Enterprise
566 LGTELECOM 417.0K 62 KR Isp
567 IT7 Networks Inc 411.9K 113 CA Isp
568 Beijing Volcano Engine Technology Co., Ltd. 411.1K 38 CN Enterprise
569 Content Delivery Network Ltd 410.9K 27 UA Cdn
570 Globe Telecoms 410.9K 258 PH Isp
571 LeaseWeb Netherlands B.V. 410.6K 312 NL Hosting
572 State of NC - State Telecommunications Services 410.4K 9 US Government
573 Tele Columbus AG 410.4K 135 DE Enterprise
574 ARNES 409.3K 25 SI Enterprise
575 LG CNS 408.1K 40 KR Enterprise
576 Ambit Microsystem Corporation 406.8K 12 TW Enterprise
577 its communications Inc. 404.5K 14 JP Isp
578 MobileOne Ltd. Mobile/Internet Service Provider Singapore 401.7K 22 SG Mobile
579 A1 Hrvatska d.o.o. 396.3K 111 HR Enterprise
580 KIFU (Governmental Info Tech Development Agency) 395.5K 18 HU Enterprise
581 Leibniz-Rechenzentrum 395.0K 9 DE Enterprise
582 State of WI Dept. of Administration 394.5K 11 US Government
583 University of Utah 394.0K 7 US Academic
584 Hawaiian Telcom Services Company, Inc. 393.7K 36 US Enterprise
585 DHL AG 393.7K 5 DE Enterprise
586 Aussie Broadband 393.5K 106 AU Isp
587 Hurricane Electric LLC 392.7K 508 US Enterprise
588 State of Utah 392.7K 12 US Government
589 EntServ Deutschland GmbH 391.4K 30 DE Enterprise
590 Telecomunicaciones MOVILNET 391.2K 23 VE Isp
591 Arelion Sweden AB 390.4K 103 SE Enterprise
592 Fastly, Inc. 386.8K 132 US Cdn
593 OXIO 386.6K 55 CA Enterprise
594 TOTAL PLAY TELECOMUNICACIONES, S.A.P.I. DE C.V. 386.3K 602 MX Isp
595 Kar-Tel LLC 385.8K 322 KZ Enterprise
596 Panasonic Information Systems Co., Ltd 383.2K 50 JP Enterprise
597 Iomart Cloud Services Limited 381.4K 191 GB Hosting
598 Aruba S.p.A. 380.4K 120 IT Enterprise
599 HK Cable TV Ltd 379.4K 30 HK Isp
600 Metronet 378.9K 152 US Enterprise

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