BGP-DB - Global BGP and IP Data Repository

Top ASNs by IPv4 Space

Rank	ASN	Status	Prefixes	IPv4 Space
#1	AS749 DoD Network Information Center	Active	3230	227,956,736
#2	AS16509 Amazon.com, Inc.	Active	14417	204,331,776
#3	AS4134 No.31,Jin-rong Street	Active	709	111,740,160
#4	AS7018 AT&T Services, Inc.	Active	1815	110,334,720
#5	AS721 DoD Network Information Center	Active	244	73,214,976
#6	AS4766 Korea Telecom	Active	2129	69,923,072
#7	AS7922 Comcast Cable Communications, LLC	Active	117	68,018,176
#8	AS8075 Microsoft	Active	843	66,048,512
#9	AS4837 CHINA UNICOM China169 Backbone	Active	942	59,013,120
#10	AS9808 China Mobile Communications Group Co., Ltd.	Active	13516	58,265,344
#11	AS714 Apple Inc.	Active	1355	45,564,672
#12	AS17676 SoftBank Corp.	Active	452	44,495,104
#13	AS701 Verizon Business	Active	996	43,250,176
#14	AS396982 Google LLC	Active	3248	42,430,720
#15	AS174 Cogent Communications	Active	3478	36,777,472
#16	AS3320 Deutsche Telekom AG	Active	854	36,098,304
#17	AS3356 Level 3 Parent, LLC	Active	988	34,666,240
#18	AS22394 Verizon Business	Active	190	31,018,752
#19	AS4713 NTT Communications Corporation	Active	185	28,693,248
#20	AS4538 China Education and Research Network Center	Active	904	26,723,584
#21	AS209 CenturyLink Communications, LLC	Active	1658	26,402,048
#22	AS9318 SK Broadband Co Ltd	Active	774	25,749,760
#23	AS22773 Cox Communications Inc.	Active	3948	23,358,976
#24	AS8151 UNINET	Active	12339	23,096,064
#25	AS3269 Telecom Italia S.p.A.	Active	344	22,543,104
#26	AS17858 LG POWERCOMM	Active	209	20,607,744
#27	AS3215 Orange S.A.	Active	928	20,077,824
#28	AS37963 Hangzhou Alibaba Advertising Co.,Ltd.	Active	658	19,627,008
#29	AS14618 Amazon.com, Inc.	Active	1156	19,535,360
#30	AS12322 Free SAS	Active	19	19,374,080
#31	AS7552 Viettel Group	Active	3932	19,237,888
#32	AS7303 Telecom Argentina S.A.	Active	241	18,865,152
#33	AS5089 Virgin Media Limited	Active	228	18,511,616
#34	AS26599 TELEFÔNICA BRASIL AS26599	Active	386	18,484,736
#35	AS2516 KDDI CORPORATION	Active	511	18,087,680
#36	AS12389 PJSC Rostelecom	Active	3122	17,111,808
#37	AS2856 British Telecommunications PLC	Active	346	17,028,096
#38	AS31399 Mercedes-Benz Group AG	Active	16	16,805,888
#39	AS6713 MAROC TELECOM	Active	420	16,416,768
#40	AS6167 Verizon Business	Active	1933	16,397,312
#41	AS3462 Data Communication Business Group	Active	219	16,360,960
#42	AS15557 Societe Francaise Du Radiotelephone - SFR SA	Active	143	15,827,968
#43	AS20940 Akamai International B.V.	Active	3920	15,665,920
#44	AS45899 VNPT Corp	Active	3292	15,387,136
#45	AS3209 Vodafone GmbH	Active	294	15,227,136
#46	AS8452 Telecom Egypt	Active	1577	14,855,936
#47	AS12479 Orange Espagne SA	Active	7381	14,553,600
#48	AS6327 Shaw Communications Inc.	Active	3680	14,517,504
#49	AS36992 ETISALAT MISR	Active	1503	14,418,432
#50	AS21928 T-Mobile USA, Inc.	Active	186	14,133,504
#51	AS9121 Turk Telekomunikasyon Anonim Sirketi	Active	325	13,877,504
#52	AS4808 China Unicom Beijing Province Network	Active	1493	13,864,704
#53	AS20115 Charter Communications	Active	2385	13,578,496
#54	AS5650 Frontier Communications of America, Inc.	Active	781	13,538,560
#55	AS1221 Telstra Corporation Ltd	Active	291	13,405,696
#56	AS367	Active	2578	13,299,968
#57	AS7377 University of California, San Diego	Active	18	12,859,904
#58	AS26615 TIM Celular	Active	1005	12,532,736
#59	AS37069	Active	1077	12,420,608
#60	AS33915 Vodafone Libertel B.V.	Active	347	12,196,864
#61	AS7029 Windstream Communications LLC	Active	2356	12,090,368
#62	AS45090 Shenzhen Tencent Computer Systems Company Limited	Active	2174	12,088,064
#63	AS4812 China Telecom (Group)	Active	426	11,733,248
#64	AS3352 TELEFONICA DE ESPANA S.A.U.	Active	208	10,563,328
#65	AS9824 JCOM Co., Ltd.	Active	228	10,315,776
#66	AS4788 TM TECHNOLOGY SERVICES SDN. BHD.	Active	363	10,159,360
#67	AS28573 Claro S.A. (NET)	Active	1367	10,098,176
#68	AS812 Rogers Communications Canada Inc.	Active	1279	9,964,288
#69	AS10796 Charter Communications Inc	Active	640	9,846,528
#70	AS4249 Eli Lilly and Company	Active	289	9,831,680
#71	AS8167 Latin American and Caribbean IP address Regional Registry	Active	356	9,469,952
#72	AS4804 Microplex PTY LTD	Active	282	9,190,656
#73	AS1267 WIND TRE S.P.A.	Active	178	9,163,520
#74	AS2907 Research Organization of Information and Systems, National Institute o...	Active	601	9,094,144
#75	AS13285 TalkTalk Communications Limited	Active	73	8,901,376
#76	AS3786 LG DACOM Corporation	Active	897	8,750,848
#77	AS3257 GTT Communications Inc.	Active	1234	8,701,458
#78	AS45102 Alibaba (US) Technology Co., Ltd.	Active	770	8,627,968
#79	AS18881 Latin American and Caribbean IP address Regional Registry	Active	879	8,610,048
#80	AS7738 Latin American and Caribbean IP address Regional Registry	Active	312	8,469,504
#81	AS5607 Sky UK Limited	Active	61	8,448,768
#82	AS5617 Orange Polska Spolka Akcyjna	Active	76	8,444,928
#83	AS6805 Telefonica Germany GmbH & Co.OHG	Active	32	8,351,232
#84	AS3561 CenturyLink Communications, LLC	Active	625	8,279,296
#85	AS7713 PT Telekomunikasi Indonesia	Active	3713	8,198,400
#86	AS25019 Saudi Telecom Company JSC	Active	1132	8,184,064
#87	AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.	Active	289	7,977,984
#88	AS36947 Algeria Telecom	Active	415	7,945,728
#89	AS17557 Pakistan Telecommunication Company Limited	Active	1288	7,883,008
#90	AS55836 Reliance Jio Infocomm Limited	Active	993	7,768,832
#91	AS36925 Meditelecom	Active	279	7,499,264
#92	AS56046 China Mobile communications corporation	Active	3031	7,367,936
#93	AS12874 Fastweb SpA	Active	114	7,367,168
#94	AS20001 Charter Communications Inc	Active	290	7,350,016
#95	AS6128 Cablevision Systems Corp.	Active	84	7,288,320
#96	AS9644 SK Telecom	Active	37	7,271,424
#97	AS5384 EMIRATES TELECOMMUNICATIONS GROUP COMPANY (ETISALAT GROUP) PJSC	Active	333	7,257,600
#98	AS2914 NTT America, Inc.	Active	794	7,234,560
#99	AS786 Jisc Services Limited	Active	192	7,217,664
#100	AS1103 SURF B.V.	Active	98	7,155,968

Showing 1 to 100 of total 89387 entries

BGP Database

Comprehensive IP Data Repository

89,387

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Real-time

Advanced

Top ASNs by IPv4 Space

Rank

ASN

Country

Status

Prefixes

IPv4 Space

227,956,736

204,331,776

111,740,160

110,334,720

73,214,976

69,923,072

68,018,176

66,048,512

59,013,120

58,265,344

45,564,672

44,495,104

43,250,176

42,430,720

36,777,472

36,098,304

34,666,240

31,018,752

28,693,248

26,723,584

26,402,048

25,749,760

23,358,976

23,096,064

22,543,104

20,607,744

20,077,824

19,627,008

19,535,360

19,374,080

19,237,888

18,865,152

18,511,616

18,484,736

18,087,680

17,111,808

17,028,096

16,805,888

16,416,768

16,397,312

16,360,960

15,827,968

15,665,920

15,387,136

15,227,136

14,855,936

14,553,600

14,517,504

14,418,432

14,133,504

13,877,504

13,864,704

13,578,496

13,538,560

13,405,696

13,299,968

12,859,904

12,532,736

12,420,608

12,196,864

12,090,368

12,088,064

11,733,248

10,563,328

10,315,776

10,159,360

10,098,176