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
901 Liquid Telecommunications Ltd 421
902 HOS-737641 420
903 SEMAPHORE-TECHNOLOGIES-DOO 420
904 gl-TELENET 420
905 Legaco Networks B.V. 420
906 Zoom Video Communications, Inc GLEIF verified 420
907 IBMITALIASPA 419
908 SK-ORANGE-DNI-FTTH 419
909 Fidelity Communication International Inc. 419
910 Etihad Etisalat, a joint stock company ORG-EE2-RIPE 419
911 FASTWEB-GPON 419
912 MYREPUBLIC LIMITED 418
913 RoyaleHosting BV 418
914 Gilat Telecom Ltd. 418
915 Tose'h Fanavari Ertebabat Pasargad Arian Co. PJS 417
916 Misaka Network, Inc. 417
917 a38762501 417
918 DC MATRIX INTERNET S/A 417
919 FreeBit Co.,Ltd. 416
920 FR-FONCIA-GROUPE--LB_INTERNET 416
921 IR-ASIATECH-NET 416
922 YoAfrica (Pvt) Ltd ORG-CABS1-AFRINIC 416
923 Orange Tunisie 415
924 Vodafone Libertel B.V. GLEIF verified 415
925 RadioMovil Dipsa, S.A. de C.V. 414
926 Ecuadortelecom S.A. 413
927 GLOBALTELEHOST Corp. 413
928 Shellrent S.r.l. 413
929 FR-MATMUT--LB_INTERNET 412
930 Amazon Data Services Ireland Ltd GLEIF verified 412
931 Hrvatski Telekom d.d. GLEIF verified 412
932 Ote SA (Hellenic Telecommunications Organisation) ORG-OSTO1-RIPE 412
933 TENET 411
934 NKN Internet Gateway 410
935 MHNET TELECOM 410
936 BOEHRINGERINGELHEIMITALIASPA 410
937 a50947208 409
938 NOWO COMMUNICATIONS, S.A. 409
939 Privex Inc. 409
940 LPP 409
941 TONGXIANG-LTD 408
942 HKBNES-HK 407
943 MMSAIC-NET 406
944 SOCIETE BENINOISE D'INFRASTRUCTURES NUMERIQUES 405
945 SC ITNS.NET SRL 405
946 OOO "Sovremennye setevye tekhnologii" 405
947 IPTP LTD 405
948 L63388 403
949 Chunghwa Telecom Co., Ltd. 403
950 Asianet Satellite Communications Pvt Ltd GLEIF verified 403
951 Online Connect Ltd 403
952 ITS TELECOMUNICACOES LTDA 402
953 ZAAZ PROVEDOR DE INTERNET E TELECOMUNICACOES LTDA 402
954 WIDEBAND 402
955 Quadrant Televentures Limited GLEIF verified 401
956 Retelit Digital Services S.p.A. GLEIF verified 401
957 Companhia Itabirana Telecomunicações Ltda 400
958 TENET (The UNINET Project) GLEIF verified 400
959 Telenet BV ORG-TA1-RIPE 399
960 GCI Network Solutions Limited 399
961 MACROREGIONAL_CENTER 398
962 Solcon Internetdiensten B.V. ORG-SB2-RIPE 398
963 AS29550-infra 398
964 Ucom CJSC GLEIF verified 398
965 OCTOPUS WEB SOLUTION INC 397
966 CATO NETWORKS LTD 396
967 CenturyNetworks Ltd 396
968 Xelon AG GLEIF verified 395
969 TOYOTAMOTORITALIASPA 394
970 GTT Communications Inc. ORG-GCI2-RIPE 394
971 HOS-154686 394
972 Razorblue Ltd 394
973 NETWORK_INFRASTRUCTURE 394
974 DESTEK_TURKCELL 394
975 RSPC-UK-CORE-One-Hour-Servers 393
976 CGI GLOBAL LIMITED 393
977 Primetel PLC GLEIF verified 393
978 VeriSign Infrastructure & Operations 393
979 NEXTGEN COMMUNICATIONS SRL GLEIF verified 391
980 Syrian Telecommunication Private Closed Joint Stock Company 391
981 CDN Star Ltda 390
982 FR-MAIRIE 389
983 wx 389
984 UK Dedicated Servers Limited 388
985 HMCTS 388
986 ROSSMANN 388
987 Proximus NV ORG-BA4-RIPE 386
988 Asiatech Data Transmission company 385
989 L68351 384
990 Netplus Broadband Services Private Limited GLEIF verified 384
991 Node4 Limited 384
992 UBS AG GLEIF verified 384
993 HOS-1717020 384
994 AresIDC Limited AresIDC_Limited 384
995 VIETNAM POSTS AND TELECOMMUNICATIONS GROUP 384
996 NATIONAL MOBILE TELECOMMUNICATIONS COMPANY K.S.C.P. 383
997 Claranet Limited GLEIF verified 383
998 SEMPRE TELECOMUNICACOES LTDA 382
999 HOS-794811 382
1000 GTT - EMEA Ltd. 381
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