BGP-DB - Global BGP and IP Data Repository

Top ASNs by IPv4 Space

Rank	ASN	Status	Prefixes	IPv4 Space
#901	AS12969 Syn hf	Active	33	336,896
#902	AS5390 Euronet Communications B.V.	Active	5	335,872
#903	AS22390 XEROX CORPORATION	Active	18	335,616
#904	AS1853 ACONET	Active	17	335,360
#905	AS13046 ISKON INTERNET d.d. za informatiku i telekomunikacije	Active	406	334,848
#906	AS13536 First Light Fiber	Active	118	334,848
#907	AS8369 Intersvyaz-2 JSC	Active	59	334,592
#908	AS8047 GENERAL COMMUNICATION, INC.	Active	31	334,336
#909	AS5774 United States Postal Service.	Active	30	334,080
#910	AS44869 FIBIA P/S	Active	12	333,824
#911	AS29992 Department of Veterans Affairs	Active	26	333,056
#912	AS2857 Johannes Gutenberg-Universitaet Mainz	Active	10	332,800
#913	AS4818 DiGi Telecommunications Sdn. Bhd.	Active	5	332,800
#914	AS6289 American Honda Motor Company, Inc.	Active	19	332,032
#915	AS57218 "Rightel Communication Service Company PJS"	Active	81	331,520
#916	AS59 University of Wisconsin Madison	Active	15	331,008
#917	AS5578 SWAN, a.s.	Active	56	331,008
#918	AS8803 Migros-Genossenschafts-Bund	Active	13	330,496
#919	AS32 Stanford University	Active	3	329,728
#920	AS21283 A1 Slovenija telekomunikacijske storitve,d.d.	Active	18	329,728
#921	AS777	Active	10	329,472
#922	AS52 University of California, Los Angeles	Active	11	329,216
#923	AS39501 Parvaresh Dadeha Co. Private Joint Stock	Active	75	329,216
#924	AS28006 CORPORACION NACIONAL DE TELECOMUNICACIONES - CNT EP	Active	649	328,960
#925	AS3480 Board of Regents of the University System of Georgia	Active	3	328,704
#926	AS132 Air Force Systems Networking	Active	9	328,704
#927	AS68 Los Alamos National Laboratory	Active	8	328,448
#928	AS54290 Hostwinds LLC.	Active	75	328,448
#929	AS42848 European Commission	Active	9	328,192
#930	AS20312 Latin American and Caribbean IP address Regional Registry	Active	6	327,936
#931	AS132199 Globe Telecom Inc.	Active	559	327,936
#932	AS217 University of Minnesota	Active	5	327,680
#933	AS2386 AT&T Data Communications Services	Active	502	326,400
#934	AS29614 Vodafone Ghana	Active	95	325,120
#935	AS28812 PJSC "Bashinformsvyaz"	Active	12	324,608
#936	AS10954 Latin American and Caribbean IP address Regional Registry	Active	40	324,096
#937	AS2665	Active	229	323,328
#938	AS22995 Xplornet Communications Inc.	Active	112	323,328
#939	AS44395 Ucom CJSC	Active	134	322,816
#940	AS20776 Outremer Telecom SAS	Active	117	321,792
#941	AS15600 Quickline AG	Active	70	321,280
#942	AS4826 Vocus Connect International Backbone	Active	157	321,024
#943	AS23106 AMERICAN TOWER DO BRASIL	Active	24	320,000
#944	AS3308 Telia Company AB	Active	29	317,952
#945	AS9597 KDDI Web Communications Inc.	Active	26	317,696
#946	AS54801 Zillion Network Inc.	Active	310	317,440
#947	AS1600	Active	194	316,928
#948	AS28220 Cabo Telecom	Active	80	316,672
#949	AS21769 Colocation America Corporation	Active	121	316,672
#950	AS6099 Alameda County Office of Education	Active	19	316,160
#951	AS27364 Armstrong	Active	44	315,904
#952	AS9802 Abitcool(China) Inc.	Active	52	315,392
#953	AS226 Los Nettos	Active	14	315,136
#954	AS17839 LG HelloVision Corp.	Active	125	314,368
#955	AS26810 U.S. Dept. of Health and Human Services	Active	17	313,600
#956	AS38793 Two Degrees Mobile Limited	Active	16	313,600
#957	AS16814 Latin American and Caribbean IP address Regional Registry	Active	189	313,600
#958	AS27046	Active	493	313,344
#959	AS8308 NAUKOWA I AKADEMICKA SIEC KOMPUTEROWA - PANSTWOWY INSTYTUT BADAWCZY	Active	12	313,088
#960	AS20910 Baltcom SIA	Active	25	312,832
#961	AS13041 Consorci de Serveis Universitaris de Catalunya	Active	8	311,808
#962	AS1237 KISTI	Active	196	310,784
#963	AS4768 One New Zealand Group Limited	Active	48	310,528
#964	AS12350 VTX Services SA	Active	30	310,272
#965	AS9845 LG HelloVision Corp.	Active	316	310,016
#966	AS45271 Idea Cellular Limited	Active	570	310,016
#967	AS45458 SBN-ISP/AWN-ISP and SBN-NIX/AWN-NIX	Active	605	309,760
#968	AS48161 NEXTGEN COMMUNICATIONS SRL	Active	390	308,736
#969	AS20632 PJSC MegaFon	Active	44	307,968
#970	AS18077 Yamaguchi Cable Vision Co.,Ltd	Active	7	307,712
#971	AS23520 Columbus Networks USA, Inc.	Active	112	307,456
#972	AS9021 Is Net Elektonik Bilgi Uretim Dagitim Ticaret ve Iletisim Hizmetleri A...	Active	150	306,688
#973	AS207990 HostRoyale Technologies Pvt Ltd	Active	1167	306,432
#974	AS82 Attachmate Corp.	Active	14	306,176
#975	AS9371 SAKURA Internet Inc.	Active	20	306,176
#976	AS15735 GO p.l.c.	Active	127	305,920
#977	AS23487 CONECEL	Active	163	305,920
#978	AS8517 National Academic Network and Information Center	Active	36	305,920
#979	AS2830 Verizon Nederland B.V.	Active	67	305,408
#980	AS35807 SkyNet Ltd.	Active	7	305,152
#981	AS400619 AROSSCLOUD INC.	Active	204	304,640
#982	AS27738 Ecuadortelecom S.A.	Active	328	304,640
#983	AS12684 SES ASTRA S.A.	Active	177	304,640
#984	AS19182 Latin American and Caribbean IP address Regional Registry	Active	20	303,104
#985	AS27017 Ziply Fiber	Active	14	303,104
#986	AS6810 "Bezeq"- THE ISRAEL TELECOMMUNICATION CORP. LTD.	Active	175	302,592
#987	AS23752 Nepal Telecommunications Corporation, Internet Services,	Active	99	302,336
#988	AS683 Argonne National Laboratory	Active	28	301,056
#989	AS11215 Logix	Active	190	300,800
#990	AS27668 ETAPA EP	Active	102	300,032
#991	AS18 University of Texas at Austin	Active	8	299,520
#992	AS5778 CenturyLink Communications, LLC	Active	109	299,264
#993	AS1290 Telstra International (PSINet UK)	Active	8	299,008
#994	AS37309 QCell	Active	19	299,008
#995	AS11845 African Network Information Center	Active	62	299,008
#996	AS1602 Headquarters, USAISC	Active	126	298,496
#997	AS1637 Headquarters, USAISC	Active	120	298,496
#998	AS30600 Metronet	Active	174	296,192
#999	AS27725 Empresa de Telecomunicaciones de Cuba, S.A.	Active	63	295,936
#1000	AS2048 State of Louisiana Office of Technology Services	Active	93	295,680

Showing 901 to 1000 of total 88191 entries

BGP Database

Comprehensive IP Data Repository

88,191

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Real-time

Advanced

Top ASNs by IPv4 Space

Rank

ASN

Country

Status

Prefixes

IPv4 Space

336,896

335,872

335,616

335,360

334,848

334,848

334,592

334,336

334,080

333,824

333,056

332,800

332,800

332,032

331,520

331,008

331,008

330,496

329,728

329,728

329,472

329,216

329,216

328,960

328,704

328,704

328,448

328,448

328,192

327,936

327,936

327,680

326,400

325,120

324,608

324,096

323,328

323,328

322,816

321,792

321,280

321,024

320,000

317,952

317,696

317,440

316,928

316,672

316,672

316,160

315,904

315,392

315,136

314,368

313,600

313,600

313,600

313,344

313,088

312,832

311,808

310,784

310,528

310,272

310,016

310,016

309,760