BGP-DB - Global BGP and IP Data Repository

Top ASNs by IPv4 Space

Rank	ASN	Status	Prefixes	IPv4 Space
#801	AS3354 University of Texas System	Active	9	393,984
#802	AS11663 State of Utah	Active	8	393,728
#803	AS1715 Renater	Active	8	393,728
#804	AS13695 American Electirc Power Co.	Active	15	393,472
#805	AS8615 "Central Telegraph" Public Joint-stock Company	Active	9	393,216
#806	AS984 OCTOPUS WEB SOLUTION INC	Active	807	393,216
#807	AS393952 Service Alberta	Active	104	391,680
#808	AS357	Active	14	391,168
#809	AS9694 Seokyung Cable Television Co.. Ltd.	Active	101	389,376
#810	AS31027 GlobalConnect A/S	Active	127	388,352
#811	AS6122 Iowa Communications Network	Active	14	386,816
#812	AS21769 Colocation America Corporation	Active	128	386,816
#813	AS35612 EOLO S.p.A.	Active	23	386,048
#814	AS8342 JSC RTComm.RU	Active	92	385,536
#815	AS398101 GoDaddy.com, LLC	Active	240	385,536
#816	AS61157 PlusServer GmbH	Active	213	384,768
#817	AS13490 Buckeye Cablevision, Inc.	Active	614	384,768
#818	AS13156 NOWO COMMUNICATIONS, S.A.	Active	164	384,768
#819	AS15774 Limited Liability Company "TTK-Svyaz"	Active	350	384,000
#820	AS35986 Vyve Broadband	Active	690	383,488
#821	AS11814 Distributel Communications Limited	Active	72	383,232
#822	AS38283 CHINANET SiChuan Telecom Internet Data Center	Active	529	382,464
#823	AS36149 Hawaiian Telcom Services Company, Inc.	Active	17	380,160
#824	AS10139 Smart Broadband, Inc.	Active	175	379,648
#825	AS213155 Yettel Hungary Ltd.	Active	8	376,832
#826	AS9155 Quality Net General Trading & Contracting Company	Active	435	376,064
#827	AS28509 Cablemas Telecomunicaciones SA de CV	Active	374	375,040
#828	AS131090 CAT TELECOM Public Company Ltd,CAT	Active	602	374,016
#829	AS23005 SWITCH, LTD	Active	160	373,248
#830	AS391	Active	42	372,736
#831	AS21852 State Of Arkansas, Division of Information Systems	Active	12	370,432
#832	AS42772 Unitary enterprise A1	Active	375	370,432
#833	AS7684 SAKURA Internet Inc.	Active	51	368,640
#834	AS38661 abcle	Active	102	366,592
#835	AS14962 NCR Corporation	Active	32	365,824
#836	AS25106 Mobile TeleSystems JLLC	Active	224	364,288
#837	AS11489 Bell Canada	Active	43	364,032
#838	AS9329 Sri Lanka Telecom Internet	Active	149	363,520
#839	AS135629 Ningxia West Cloud Data Technology Co.Ltd.	Active	57	363,264
#840	AS22995 Xplornet Communications Inc.	Active	134	361,472
#841	AS13124 A1 Bulgaria EAD	Active	437	360,448
#842	AS1930 Fundacao para a Ciencia e a Tecnologia, I.P.	Active	78	359,936
#843	AS15962 Orange Slovensko a.s.	Active	22	359,936
#844	AS8468 Cityfibre Limited	Active	46	359,936
#845	AS5416 Bahrain Telecommunications Company (BATELCO) B.S.C.	Active	432	358,144
#846	AS28220 Cabo Telecom	Active	128	357,120
#847	AS39927 E-Light-Telecom Ltd.	Active	20	354,816
#848	AS513 CERN - European Organization for Nuclear Research	Active	20	354,816
#849	AS15943 wilhelm.tel GmbH	Active	62	354,560
#850	AS17 Purdue University	Active	15	354,304
#851	AS18001 Dialog Axiata PLC.	Active	109	354,304
#852	AS18678 INTERNEXA S.A. E.S.P	Active	277	353,536
#853	AS36923 Swift Networks	Active	145	352,768
#854	AS3212 Telemach UG d.o.o.	Active	37	350,464
#855	AS134175 UNIT A17,9/F SILVERCORP INT'L TOWER 707-713 NATHAN RD	Active	41	348,416
#856	AS34397 Middle East Internet Company Limited	Active	58	347,648
#857	AS20485 Joint Stock Company TransTeleCom	Active	85	346,368
#858	AS2386 AT&T Data Communications Services	Active	465	346,112
#859	AS2715 Latin American and Caribbean IP address Regional Registry	Active	56	345,856
#860	AS17439 Netmagic Datacenter Mumbai	Active	543	345,344
#861	AS611 NB-PEI Educational Computer Network	Active	45	345,088
#862	AS17054 Expedient	Active	81	345,088
#863	AS2900 Arizona Tri University Network	Active	18	344,832
#864	AS21599 Latin American and Caribbean IP address Regional Registry	Active	151	344,320
#865	AS22646 Hargray Communications Group, Inc.	Active	493	344,064
#866	AS38511 PT Remala Abadi	Active	199	342,784
#867	AS9370 SAKURA Internet Inc.	Active	39	341,248
#868	AS15516 DANSK KABEL TV A/S	Active	10	340,992
#869	AS18077 Yamaguchi Cable Vision Co.,Ltd	Active	9	340,480
#870	AS57218 "Rightel Communication Service Company PJS"	Active	82	339,712
#871	AS22205 DataPipe, Inc.	Active	69	338,944
#872	AS200845 AVATEL TELECOM, SA	Active	455	338,944
#873	AS11845 African Network Information Center	Active	105	338,688
#874	AS13536 First Light Fiber	Active	115	338,176
#875	AS22252 The City of New York	Active	24	337,408
#876	AS3477 National Oceanic and Atmospheric Administration	Active	79	337,152
#877	AS3527 National Institutes of Health	Active	10	337,152
#878	AS12969 Syn hf	Active	33	336,896
#879	AS22390 XEROX CORPORATION	Active	18	335,616
#880	AS8369 Intersvyaz-2 JSC	Active	57	334,848
#881	AS1853 ACONET	Active	16	334,336
#882	AS12301 Invitech ICT Services Kft.	Active	160	334,336
#883	AS5774 United States Postal Service.	Active	30	334,080
#884	AS8047 GENERAL COMMUNICATION, INC.	Active	29	333,824
#885	AS44869 FIBIA P/S	Active	12	333,824
#886	AS29614 Vodafone Ghana	Active	97	333,568
#887	AS2857 Johannes Gutenberg-Universitaet Mainz	Active	10	332,800
#888	AS4818 DiGi Telecommunications Sdn. Bhd.	Active	5	332,800
#889	AS29992 Department of Veterans Affairs	Active	25	332,800
#890	AS9286 KINX	Active	161	332,800
#891	AS140308 CHINATELECOM Guangdong province Zhuhai 5G network	Active	113	332,032
#892	AS6289 American Honda Motor Company, Inc.	Active	18	331,776
#893	AS59 University of Wisconsin Madison	Active	15	331,008
#894	AS5578 SWAN, a.s.	Active	55	330,752
#895	AS400619 AROSSCLOUD INC.	Active	351	330,496
#896	AS8803 Migros-Genossenschafts-Bund	Active	13	330,496
#897	AS91 Rensselaer Polytechnic Institute	Active	12	330,496
#898	AS11259 African Network Information Center	Active	61	330,496
#899	AS28006 CORPORACION NACIONAL DE TELECOMUNICACIONES - CNT EP	Active	654	330,240
#900	AS32 Stanford University	Active	3	329,728

Showing 801 to 900 of total 89826 entries

BGP Database

Comprehensive IP Data Repository

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Real-time

Advanced

Top ASNs by IPv4 Space

Rank

ASN

Country

Status

Prefixes

IPv4 Space

393,984

393,728

393,728

393,472

393,216

393,216

391,680

391,168

389,376

388,352

386,816

386,816

386,048

385,536

385,536

384,768

384,768

384,768

384,000

383,488

383,232

382,464

380,160

379,648

376,832

376,064

375,040

374,016

373,248

372,736

370,432

370,432

368,640

366,592

365,824

364,288

364,032

363,520

363,264

361,472

360,448

359,936

359,936

359,936

358,144

357,120

354,816

354,816

354,560

354,304

354,304

353,536

352,768

350,464

348,416

347,648

346,368

346,112

345,856

345,344

345,088

345,088

344,832

344,320

344,064

342,784

341,248