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	14260	204,034,304
#3	AS4134 No.31,Jin-rong Street	Active	705	111,739,136
#4	AS7018 AT&T Services, Inc.	Active	1866	110,366,976
#5	AS721 DoD Network Information Center	Active	246	73,215,488
#6	AS4766 Korea Telecom	Active	2116	69,916,928
#7	AS7922 Comcast Cable Communications, LLC	Active	118	68,018,432
#8	AS8075 Microsoft	Active	828	66,042,368
#9	AS4837 CHINA UNICOM China169 Backbone	Active	912	58,997,504
#10	AS9808 China Mobile Communications Group Co., Ltd.	Active	12969	58,121,216
#11	AS714 Apple Inc.	Active	1361	45,574,144
#12	AS17676 SoftBank Corp.	Active	452	44,495,104
#13	AS701 Verizon Business	Active	996	43,250,176
#14	AS396982 Google LLC	Active	3220	41,618,176
#15	AS174 Cogent Communications	Active	3382	36,760,832
#16	AS3320 Deutsche Telekom AG	Active	837	36,091,136
#17	AS3356 Level 3 Parent, LLC	Active	986	34,664,704
#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	907	26,854,912
#21	AS209 CenturyLink Communications, LLC	Active	1657	26,401,792
#22	AS9318 SK Broadband Co Ltd	Active	771	25,748,992
#23	AS22773 Cox Communications Inc.	Active	3352	23,244,800
#24	AS8151 UNINET	Active	12292	23,047,936
#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	925	20,077,056
#28	AS37963 Hangzhou Alibaba Advertising Co.,Ltd.	Active	655	19,610,624
#29	AS14618 Amazon.com, Inc.	Active	1143	19,532,544
#30	AS12322 Free SAS	Active	19	19,374,080
#31	AS7552 Viettel Group	Active	3939	19,257,344
#32	AS7303 Telecom Argentina S.A.	Active	241	18,832,896
#33	AS26599 TELEFÔNICA BRASIL AS26599	Active	385	18,516,736
#34	AS5089 Virgin Media Limited	Active	228	18,511,616
#35	AS2516 KDDI CORPORATION	Active	511	18,087,680
#36	AS12389 PJSC Rostelecom	Active	3121	17,111,808
#37	AS2856 British Telecommunications PLC	Active	327	17,021,952
#38	AS31399 Mercedes-Benz Group AG	Active	16	16,805,888
#39	AS6167 Verizon Business	Active	1947	16,578,560
#40	AS6713 MAROC TELECOM	Active	420	16,416,768
#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	3915	15,662,848
#44	AS45899 VNPT Corp	Active	3291	15,383,040
#45	AS3209 Vodafone GmbH	Active	291	15,226,368
#46	AS8452 Telecom Egypt	Active	1573	14,861,824
#47	AS12479 Orange Espagne SA	Active	7428	14,587,136
#48	AS6327 Shaw Communications Inc.	Active	3660	14,416,384
#49	AS36992 ETISALAT MISR	Active	1421	14,397,440
#50	AS21928 T-Mobile USA, Inc.	Active	188	14,134,528
#51	AS9121 Turk Telekomunikasyon Anonim Sirketi	Active	325	13,877,504
#52	AS4808 China Unicom Beijing Province Network	Active	1492	13,868,288
#53	AS5650 Frontier Communications of America, Inc.	Active	751	13,492,224
#54	AS20115 Charter Communications	Active	2303	13,458,944
#55	AS1221 Telstra Corporation Ltd	Active	293	13,406,208
#56	AS367	Active	2505	13,174,528
#57	AS7377 University of California, San Diego	Active	18	12,859,904
#58	AS26615 TIM Celular	Active	1006	12,539,136
#59	AS37069	Active	1077	12,420,608
#60	AS7029 Windstream Communications LLC	Active	2346	12,248,320
#61	AS33915 Vodafone Libertel B.V.	Active	347	12,196,864
#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	1370	10,087,424
#68	AS812 Rogers Communications Canada Inc.	Active	1277	9,955,840
#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	342	9,510,912
#72	AS4804 Microplex PTY LTD	Active	282	9,190,656
#73	AS2907 Research Organization of Information and Systems, National Institute o...	Active	601	9,094,144
#74	AS1267 WIND TRE S.P.A.	Active	180	9,085,952
#75	AS13285 TalkTalk Communications Limited	Active	73	8,901,376
#76	AS3786 LG DACOM Corporation	Active	898	8,751,104
#77	AS3257 GTT Communications Inc.	Active	1200	8,686,866
#78	AS18881 Latin American and Caribbean IP address Regional Registry	Active	878	8,608,000
#79	AS7738 Latin American and Caribbean IP address Regional Registry	Active	298	8,498,176
#80	AS5607 Sky UK Limited	Active	61	8,448,768
#81	AS5617 Orange Polska Spolka Akcyjna	Active	76	8,444,928
#82	AS6805 Telefonica Germany GmbH & Co.OHG	Active	32	8,351,232
#83	AS45102 Alibaba (US) Technology Co., Ltd.	Active	760	8,348,928
#84	AS3561 CenturyLink Communications, LLC	Active	624	8,279,040
#85	AS25019 Saudi Telecom Company JSC	Active	1130	8,183,552
#86	AS7713 PT Telekomunikasi Indonesia	Active	3671	8,168,448
#87	AS36947 Algeria Telecom	Active	414	7,994,880
#88	AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.	Active	289	7,977,984
#89	AS17557 Pakistan Telecommunication Company Limited	Active	1287	7,882,752
#90	AS55836 Reliance Jio Infocomm Limited	Active	992	7,771,648
#91	AS36925 Meditelecom	Active	279	7,499,264
#92	AS12874 Fastweb SpA	Active	114	7,367,168
#93	AS20057 AT&T Mobility LLC	Active	1439	7,355,648
#94	AS56046 China Mobile communications corporation	Active	2978	7,351,296
#95	AS20001 Charter Communications Inc	Active	288	7,348,480
#96	AS6128 Cablevision Systems Corp.	Active	82	7,287,808
#97	AS9644 SK Telecom	Active	37	7,271,424
#98	AS2914 NTT America, Inc.	Active	772	7,230,208
#99	AS786 Jisc Services Limited	Active	193	7,217,920
#100	AS1103 SURF B.V.	Active	98	7,155,968

Showing 1 to 100 of total 89232 entries

BGP Database

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Top ASNs by IPv4 Space

Rank

ASN

Country

Status

Prefixes

IPv4 Space

227,956,736

204,034,304

111,739,136

110,366,976

73,215,488

69,916,928

68,018,432

66,042,368

58,997,504

58,121,216

45,574,144

44,495,104

43,250,176

41,618,176

36,760,832

36,091,136

34,664,704

31,018,752

28,693,248

26,854,912

26,401,792

25,748,992

23,244,800

23,047,936

22,543,104

20,607,744

20,077,056

19,610,624

19,532,544

19,374,080

19,257,344

18,832,896

18,516,736

18,511,616

18,087,680

17,111,808

17,021,952

16,805,888

16,578,560

16,416,768

16,360,960

15,827,968

15,662,848

15,383,040

15,226,368

14,861,824

14,587,136

14,416,384

14,397,440

14,134,528

13,877,504

13,868,288

13,492,224

13,458,944

13,406,208

13,174,528

12,859,904

12,539,136

12,420,608

12,248,320

12,196,864

12,088,064

11,733,248

10,563,328

10,315,776

10,159,360

10,087,424