Top organizations by netblock count

The largest organisations in our index, ranked by number of registered netblocks. Last computed 2026-07-06.

# Organisation Attribution Netblocks
601 LeaseWeb Netherlands B.V. GLEIF verified 633
602 Wananchi Group (Kenya) Limited 633
603 AVONET 633
604 SAI NETWORKS 632
605 Gujarat Telelink Pvt Ltd 632
606 Philippine Long Distance Telephone Co. GLEIF verified 632
607 WASU-BB 631
608 UAB "Baltnetos komunikacijos" ORG-BA18-RIPE 629
609 PCH AS42 629
610 V tal 629
611 Radiant Communications Ltd NIXI 628
612 LEPIDASCPA 624
613 DLIVE 624
614 OZSERVERS 624
615 Hong Kong Communications International Co., Limited 624
616 Unicom Multi System 623
617 Eyes Nwhere Sistemas Inteligentes de Imagem Ltda 623
618 Liberty Communications of Puerto Rico LLC GLEIF verified 623
619 FBTWOZERO 622
620 TIN 622
621 TIANJIN Provincial Net of CT 622
622 Sri Lanka Telecom Ltd ORG-SLTL1-AP 621
623 UBERMETRICS TECHNOLOGIES GMBH UBERMETRICS-TECHNOLOGIES-GMBH 619
624 ComClark Network & Technology Corp 619
625 Prager Connect GmbH GLEIF verified 618
626 Palestine Telecommunications Company (PALTEL) 618
627 FR-CA-TECHNOLOGIES--LB_INTERNET 618
628 VIETTEL (CAMBODIA) PTE., LTD 617
629 Broadnet Europe France 617
630 G-Core Labs S.A. GLEIF verified 616
631 PINDROP 613
632 TDS TELECOM 613
633 Digital Core Technology Co Limited Digital_Core_Technology_Co_Limited 612
634 WS Telecom Inc 612
635 ROCHESPA 611
636 Realmove Company Limited 611
637 Research Organization of Information and Systems, National Institute of Informatics 611
638 PCH AS3856 610
639 TEDE-INFRA 610
640 Alares Cabo Servicos de Telecomunicacoes S.A. 609
641 FASTWEB-VULA_Statico 609
642 Colocation America Corporation 608
643 TASCOM TELECOMUNICAÇÕES LTDA 606
644 Naya Tel (Pvt.) Limited 604
645 SkyNet Ltd. GLEIF verified 603
646 CNSERVERS LLC 602
647 GROUP-IB-GLOBAL-PRIVATE-LIMITED GLEIF verified 600
648 Rostelecom Rostelecom_net 600
649 MARKTGEMEIND-HWY-AT 599
650 Kenya Education Network 599
651 Vaioni Group Ltd 598
652 Fort IT Services Ltd 597
653 Flexential Colorado Corp. 597
654 Psychz Networks 596
655 JSC "Ukrtelecom" GLEIF verified 596
656 IBIS-PA-NET 595
657 Vodafone Telekomunikasyon A.S. GLEIF verified 593
658 Starhub Ltd. GLEIF verified 592
659 FIVENET-IN 592
660 DAMA-NV 587
661 FR-COVEA-AGORA--LB_INTERNET 586
662 TT Mobil Iletisim Hizmetleri A.S GLEIF verified 586
663 Ivanov Vitaliy Sergeevich 585
664 SHYAM SPECTRA PVT LTD 584
665 ITPOLAND 584
666 FR-BASIC-FIT-II 583
667 Vodafone-panafon Hellenic Telecommunications Company SA 582
668 CMPak Limited 582
669 BE-MOBILE-NV 581
670 Telenet BV GLEIF verified 579
671 Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. 578
672 L107034 577
673 FR-MAIRIE--LB_INTERNET 577
674 FR-BASIC-FIT-II--LB_INTERNET 576
675 NHNCLOUD 576
676 CHINANET SiChuan Telecom Internet Data Center 576
677 Teletek Bulut Bilisim ve Iletisim Hizmetleri A.S. ORG-TBBv1-RIPE 575
678 L121949 574
679 ENTERPRISE-CLIENT 574
680 Baykov Ilya Sergeevich 572
681 Ishan's Network 571
682 Frontier Networks Inc 570
683 AROSSCLOUD INC. 569
684 BEDGE CO LIMITED 568
685 L67095 568
686 SingNet Pte Ltd 567
687 VOCUS PTY LTD GLEIF verified 567
688 Netflix Streaming Services Inc. 567
689 WISDOM CLOUD INTERNET TECHNOLOGY PTE. LTD. 565
690 PT Indonesia Comnets Plus 565
691 Corbina Telecom AS48438 563
692 DXC US Latin America Corporation 562
693 GoDaddy.com, LLC GLEIF verified 560
694 NTS workspace AG 559
695 JSC "Ufanet" 558
696 FR-INFOMIL 554
697 IFX Corporation 553
698 Comporium, Inc 552
699 WorkTitans B.V. 551
700 Zscaler Switzerland GmbH GLEIF verified 551
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