BGP-DB - Global BGP and IP Data Repository

Top ASNs by IPv4 Space

Rank	ASN	Status	Prefixes	IPv4 Space
#1001	AS13693 Vexus Fiber	Active	410	282,368
#1002	AS58453 Level 30, Tower 1	Active	65	281,344
#1003	AS35228 Telefonica UK Limited	Active	93	281,344
#1004	AS2854 LLC Orange Business Services	Active	26	281,088
#1005	AS36891 Icosnet	Active	43	280,832
#1006	AS47794 Etihad Atheeb Telecom Company	Active	178	280,576
#1007	AS398823 PEG TECH INC	Active	85	280,576
#1008	AS127 Jet Propulsion Laboratory	Active	27	280,320
#1009	AS6810 "Bezeq"- THE ISRAEL TELECOMMUNICATION CORP. LTD.	Active	170	280,064
#1010	AS8147 Ericsson Inc.	Active	11	280,064
#1011	AS17222 Latin American and Caribbean IP address Regional Registry	Active	81	279,808
#1012	AS22884 TOTAL PLAY TELECOMUNICACIONES SA DE CV	Active	1061	276,224
#1013	AS27759 ACCESS HAITI S.A.	Active	164	274,944
#1014	AS32613 iWeb Technologies Inc.	Active	57	274,944
#1015	AS22351 INTELSAT GLOBAL SERVICE CORPORATION	Active	78	274,944
#1016	AS427	Active	12	274,944
#1017	AS23352 Server Central Network	Active	101	274,688
#1018	AS398781 OCULUS NETWORKS INC	Active	566	274,688
#1019	AS51375 STC BAHRAIN B.S.C CLOSED	Active	386	272,896
#1020	AS8570 PJSC Rostelecom	Active	21	272,640
#1021	AS5180	Active	58	272,128
#1022	AS20910 Baltcom SIA	Active	19	271,872
#1023	AS9981 Saero Network Service LTD	Active	93	271,616
#1024	AS12708 TalkTalk Communications Limited	Active	11	271,360
#1025	AS409	Active	13	270,848
#1026	AS122 UPMC	Active	9	270,848
#1027	AS11975 The College of William and Mary	Active	8	270,592
#1028	AS5390 Euronet Communications B.V.	Active	4	270,336
#1029	AS37671 3S INF	Active	57	269,568
#1030	AS2576 U. S. Department of Transportation	Active	20	269,312
#1031	AS15914 British Airways plc	Active	30	269,056
#1032	AS137872 China Mobile Hong Kong Company Limited	Active	136	268,800
#1033	AS8569 METRO Digital GmbH	Active	40	268,800
#1034	AS10273 Florida Power & Light Company	Active	27	268,544
#1035	AS16345 PJSC "Vimpelcom"	Active	157	268,544
#1036	AS11377 SendGrid, Inc.	Active	131	267,776
#1037	AS1843 National Aeronautics and Space Administration	Active	14	267,264
#1038	AS17864 SK Broadband Co Ltd	Active	29	266,496
#1039	AS10995 PNC Bank N.A.	Active	20	266,496
#1040	AS5277	Active	14	266,240
#1041	AS38809 Vocus Advanced Services	Active	66	265,984
#1042	AS4663 ELIMNET, INC.	Active	54	265,984
#1043	AS9159 Credit Agricole S.A.	Active	11	265,728
#1044	AS51604 JSC "ER-Telecom Holding"	Active	154	265,472
#1045	AS30449 State of Arizona	Active	17	265,216
#1046	AS47610 RWTH Aachen University	Active	12	265,216
#1047	AS28725 CETIN a.s.	Active	7	264,960
#1048	AS10384 Tennessee Valley Authority	Active	14	264,192
#1049	AS6102 CBS inc.	Active	19	264,192
#1050	AS37501	Active	11	264,192
#1051	AS9587 26th Floor 333/3 Moo 14 Chai Building	Active	75	263,936
#1052	AS29208 Quantcom, a.s.	Active	34	263,936
#1053	AS12390 KCOM GROUP LIMITED	Active	24	263,424
#1054	AS23655 2degrees Networks Limited	Active	57	263,424
#1055	AS19902 Department of Administrative Services	Active	5	263,424
#1056	AS8111 Dalhousie University	Active	8	263,168
#1057	AS131285 CHINATELECOM Hubei province Shengji 5G network	Active	8	263,168
#1058	AS7506 GMO Internet,Inc	Active	30	263,168
#1059	AS14298 Environmental Protection Agency	Active	5	262,912
#1060	AS9488 Seoul National University	Active	20	262,656
#1061	AS1945 Renater	Active	6	262,656
#1062	AS14041 University Corporation for Atmospheric Research	Active	6	262,656
#1063	AS150436 Byteplus Pte. Ltd.	Active	135	262,656
#1064	AS36384 Google LLC	Active	3	262,656
#1065	AS299 University of California, Irvine	Active	5	262,400
#1066	AS16989 The University of Tennessee, Memphis	Active	7	262,400
#1067	AS822 St. Joseph's Health Care, London	Active	7	262,400
#1068	AS55 University of Pennsylvania	Active	5	262,400
#1069	AS197425	Active	5	262,400
#1070	AS11577 Vermont Department of Information and Innovation	Active	7	262,400
#1071	AS291 ESnet	Active	1	262,144
#1072	AS292 ESnet	Active	1	262,144
#1073	AS29357 NATIONAL MOBILE TELECOMMUNICATIONS COMPANY K.S.C.P.	Active	189	262,144
#1074	AS20311 Valero Corporate Services	Active	34	262,144
#1075	AS38700 SMILESERV	Active	6	262,144
#1076	AS8698 NATIONWIDE BUILDING SOCIETY	Active	163	262,144
#1077	AS53166 UNESP	Active	6	262,144
#1078	AS18756 Level 3 Parent, LLC	Active	25	260,864
#1079	AS27357 Rackspace Hosting	Active	35	260,096
#1080	AS11272 C Spire Fiber	Active	35	259,584
#1081	AS19 Leidos, Inc.	Active	26	259,584
#1082	AS10879 Unitedhealthcare	Active	91	259,072
#1083	AS8069 Microsoft AS8069	Active	704	258,304
#1084	AS49278 IKT-KAPASITETER	Active	23	256,512
#1085	AS46261 QuickPacket, LLC	Active	331	256,256
#1086	AS29580 A1 Bulgaria EAD	Active	587	256,000
#1087	AS32244 Liquid Web, L.L.C	Active	47	256,000
#1088	AS18419 DaDa Broadband LTD.	Active	52	255,232
#1089	AS204170 Awaser Oman LLC	Active	550	255,232
#1090	AS43205 Bulsatcom EOOD	Active	14	254,976
#1091	AS42863 MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.	Active	9	254,976
#1092	AS12605 LIWEST Kabelmedien GmbH	Active	9	254,976
#1093	AS6360 University of Hawaii	Active	8	254,720
#1094	AS27843 WIN EMPRESAS S.A.C.	Active	385	254,464
#1095	AS9293 NTT Com Asia Limited	Active	126	254,208
#1096	AS6039	Active	69	253,952
#1097	AS52468 UFINET PANAMA S.A.	Active	765	253,952
#1098	AS36924 GVA	Active	33	253,696
#1099	AS335	Active	212	253,440
#1100	AS10103 HK Broadband Network Ltd.	Active	340	253,440

Showing 1001 to 1100 of total 89827 entries

BGP Database

Comprehensive IP Data Repository

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Real-time

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Top ASNs by IPv4 Space

Rank

ASN

Country

Status

Prefixes

IPv4 Space

282,368

281,344

281,344

281,088

280,832

280,576

280,576

280,320

280,064

280,064

279,808

276,224

274,944

274,944

274,944

274,944

274,688

274,688

272,896

272,640

272,128

271,872

271,616

271,360

270,848

270,848

270,592

270,336

269,568

269,312

269,056

268,800

268,800

268,544

268,544

267,776

267,264

266,496

266,496

266,240

265,984

265,984

265,728

265,472

265,216

265,216

264,960

264,192

264,192

264,192

263,936

263,936

263,424

263,424

263,424

263,168

263,168

263,168

262,912

262,656

262,656

262,656

262,656

262,656

262,400

262,400

262,400