BGP-DB - Global BGP and IP Data Repository

Top ASNs by IPv4 Space

Rank	ASN	Status	Prefixes	IPv4 Space
#901	AS21283 A1 Slovenija telekomunikacijske storitve,d.d.	Active	18	329,728
#902	AS32 Stanford University	Active	3	329,728
#903	AS3480 Board of Regents of the University System of Georgia	Active	5	329,216
#904	AS52 University of California, Los Angeles	Active	11	329,216
#905	AS4826 Vocus Connect International Backbone	Active	155	328,960
#906	AS68 Los Alamos National Laboratory	Active	9	328,704
#907	AS54290 Hostwinds LLC.	Active	74	328,192
#908	AS39501 Parvaresh Dadeha Co. Private Joint Stock	Active	73	328,192
#909	AS42848 European Commission	Active	9	328,192
#910	AS20312 Latin American and Caribbean IP address Regional Registry	Active	6	327,936
#911	AS217 University of Minnesota	Active	5	327,680
#912	AS30600 Metronet	Active	188	325,632
#913	AS28812 PJSC "Bashinformsvyaz"	Active	12	324,608
#914	AS21003 General Post and Telecommunication Company (GPTC)	Active	97	323,072
#915	AS2665	Active	227	322,816
#916	AS132199 Globe Telecom Inc.	Active	548	322,048
#917	AS20776 Outremer Telecom SAS	Active	117	322,048
#918	AS10954 Latin American and Caribbean IP address Regional Registry	Active	32	322,048
#919	AS136787 TEFINCOM S.A.	Active	1256	321,536
#920	AS15600 Quickline AG	Active	70	321,280
#921	AS6922 Texas Department of Information Resources	Active	88	320,256
#922	AS23106 AMERICAN TOWER DO BRASIL	Active	24	320,000
#923	AS55933 Cloudie Limited	Active	235	319,744
#924	AS27046	Active	498	317,952
#925	AS9597 KDDI Web Communications Inc.	Active	26	317,696
#926	AS6099 Alameda County Office of Education	Active	19	316,160
#927	AS27364 Armstrong	Active	44	315,904
#928	AS3308 Telia Company AB	Active	25	315,392
#929	AS226 Los Nettos	Active	14	315,136
#930	AS401152 Ace Data Centers II, L.L.C.	Active	563	315,136
#931	AS17839 LG HelloVision Corp.	Active	125	314,368
#932	AS26810 U.S. Dept. of Health and Human Services	Active	17	313,600
#933	AS16814 Latin American and Caribbean IP address Regional Registry	Active	189	313,600
#934	AS30710 Spectrum Health	Active	26	312,832
#935	AS8308 NAUKOWA I AKADEMICKA SIEC KOMPUTEROWA - PANSTWOWY INSTYTUT BADAWCZY	Active	11	312,832
#936	AS13041 Consorci de Serveis Universitaris de Catalunya	Active	8	311,808
#937	AS12350 VTX Services SA	Active	30	310,272
#938	AS9845 LG HelloVision Corp.	Active	316	310,016
#939	AS44395 Ucom CJSC	Active	130	309,504
#940	AS5371	Active	287	309,248
#941	AS1600	Active	194	308,992
#942	AS48161 NEXTGEN COMMUNICATIONS SRL	Active	390	308,736
#943	AS25620 Latin American and Caribbean IP address Regional Registry	Active	69	308,480
#944	AS4768 One New Zealand Group Limited	Active	40	308,224
#945	AS9021 Is Net Elektonik Bilgi Uretim Dagitim Ticaret ve Iletisim Hizmetleri A...	Active	154	308,224
#946	AS20632 PJSC MegaFon	Active	44	307,968
#947	AS23520 Columbus Networks USA, Inc.	Active	108	306,432
#948	AS9371 SAKURA Internet Inc.	Active	20	306,176
#949	AS27738 Ecuadortelecom S.A.	Active	332	305,664
#950	AS15735 GO p.l.c.	Active	122	305,152
#951	AS35807 SkyNet Ltd.	Active	7	305,152
#952	AS15128 Comwave Telecom Inc.	Active	205	304,896
#953	AS8517 National Academic Network and Information Center	Active	34	304,640
#954	AS198471 OpNet spa	Active	248	303,872
#955	AS19182 Latin American and Caribbean IP address Regional Registry	Active	20	303,104
#956	AS1237 KISTI	Active	198	302,592
#957	AS13046 ISKON INTERNET d.d. za informatiku i telekomunikacije	Active	276	302,080
#958	AS15108 Allo Communications LLC	Active	53	301,824
#959	AS23752 Nepal Telecommunications Corporation, Internet Services,	Active	96	301,568
#960	AS37309 QCell	Active	22	301,056
#961	AS683 Argonne National Laboratory	Active	27	300,800
#962	AS23674 Nayatel (Pvt) Ltd	Active	548	300,800
#963	AS11215 Logix	Active	189	300,544
#964	AS152194 CTG Server Limited	Active	663	300,544
#965	AS27668 ETAPA EP	Active	104	300,544
#966	AS18 University of Texas at Austin	Active	8	299,520
#967	AS5778 CenturyLink Communications, LLC	Active	109	299,264
#968	AS207990 HostRoyale Technologies Pvt Ltd	Active	1103	297,984
#969	AS82 Attachmate Corp.	Active	10	296,960
#970	AS10770 AT&T Enterprises, LLC	Active	6	295,936
#971	AS2048 State of Louisiana Office of Technology Services	Active	94	295,936
#972	AS370	Active	131	295,424
#973	AS19871 Network Solutions, LLC	Active	250	295,168
#974	AS17799 asn for Liaoning Provincial Net of CT	Active	26	294,912
#975	AS11714 Network Nebraska	Active	33	294,912
#976	AS27725 Empresa de Telecomunicaciones de Cuba, S.A.	Active	62	294,912
#977	AS4758 National Informatics Centre	Active	164	293,376
#978	AS25180 Exponential-E Ltd.	Active	46	292,608
#979	AS557 University of Maine System	Active	16	292,608
#980	AS18144 Energia Communications,Inc.	Active	22	291,840
#981	AS13213 UK-2 Limited	Active	680	291,072
#982	AS34177 CELESTE SAS	Active	91	290,048
#983	AS54614 CIK Telecom INC	Active	134	290,048
#984	AS393249 University of British Columbia	Active	43	290,048
#985	AS17964 Beijing Dian-Xin-Tong Network Technologies Co., Ltd.	Active	107	290,048
#986	AS31034 Aruba S.p.A.	Active	97	289,280
#987	AS23563 SK Broadband Co Ltd	Active	194	289,024
#988	AS22689 Latin American and Caribbean IP address Regional Registry	Active	38	288,000
#989	AS29066 Host Europe GmbH	Active	428	287,744
#990	AS12576 EE Limited	Active	12	287,232
#991	AS9770 LG HelloVision Corp.	Active	368	287,232
#992	AS12929 Telia Norge AS	Active	6	286,976
#993	AS7127 Southern California Edison	Active	6	286,976
#994	AS14615 Comporium, Inc	Active	390	286,976
#995	AS13428 Surf Air Wireless, LLC	Active	220	286,976
#996	AS4750 CS LOXINFO PUBLIC COMPANY LIMITED	Active	509	286,720
#997	AS20960 TK Telekom sp. z o.o.	Active	8	286,720
#998	AS17841 NATIONAL INFORMATION RESOURCES SERVICE	Active	448	286,464
#999	AS54004 Optimum WiFi	Active	186	284,672
#1000	AS16342 Toya sp.z.o.o	Active	11	283,648

Showing 901 to 1000 of total 89826 entries

BGP Database

Comprehensive IP Data Repository

89,826

Global

Real-time

Advanced

Top ASNs by IPv4 Space

Rank

ASN

Country

Status

Prefixes

IPv4 Space

329,728

329,728

329,216

329,216

328,960

328,704

328,192

328,192

328,192

327,936

327,680

325,632

324,608

323,072

322,816

322,048

322,048

322,048

321,536

321,280

320,256

320,000

319,744

317,952

317,696

316,160

315,904

315,392

315,136

315,136

314,368

313,600

313,600

312,832

312,832

311,808

310,272

310,016

309,504

309,248

308,992

308,736

308,480

308,224

308,224

307,968

306,432

306,176

305,664

305,152

305,152

304,896

304,640

303,872

303,104

302,592

302,080

301,824

301,568

301,056

300,800

300,800

300,544

300,544

300,544

299,520

299,264