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	3278	228,267,520
#2	AS16509 Amazon.com, Inc.	Active	13946	202,945,280
#3	AS4134 No.31,Jin-rong Street	Active	707	111,756,288
#4	AS7018 AT&T Services, Inc.	Active	2648	110,859,008
#5	AS721 DoD Network Information Center	Active	267	73,293,824
#6	AS4766 Korea Telecom	Active	2302	69,986,816
#7	AS7922 Comcast Cable Communications, LLC	Active	165	68,080,128
#8	AS8075 Microsoft	Active	785	66,224,384
#9	AS4837 CHINA UNICOM China169 Backbone	Active	869	59,760,384
#10	AS9808 China Mobile Communications Group Co., Ltd.	Active	11170	57,720,064
#11	AS714 Apple Inc.	Active	1354	45,699,840
#12	AS17676 SoftBank Corp.	Active	465	45,216,256
#13	AS6167 Verizon Business	Active	1989	44,825,344
#14	AS701 Verizon Business	Active	1021	43,216,384
#15	AS396982 Google LLC	Active	3293	41,779,968
#16	AS174 Cogent Communications	Active	4650	37,210,112
#17	AS3320 Deutsche Telekom AG	Active	787	36,126,720
#18	AS3356 Level 3 Parent, LLC	Active	1103	34,798,592
#19	AS22394 Verizon Business	Active	294	32,331,520
#20	AS4713 NTT Communications Corporation	Active	187	28,759,040
#21	AS4538 China Education and Research Network Center	Active	921	27,752,960
#22	AS209 CenturyLink Communications, LLC	Active	2057	27,585,792
#23	AS9318 SK Broadband Co Ltd	Active	778	25,750,784
#24	AS22773 Cox Communications Inc.	Active	3471	23,341,056
#25	AS8151 UNINET	Active	12224	23,071,744
#26	AS3269 Telecom Italia S.p.A.	Active	358	22,546,688
#27	AS26599 TELEFÔNICA BRASIL AS26599	Active	560	21,259,776
#28	AS17858 LG POWERCOMM	Active	209	20,607,744
#29	AS3215 Orange S.A.	Active	938	20,080,128
#30	AS37963 Hangzhou Alibaba Advertising Co.,Ltd.	Active	666	19,477,760
#31	AS7552 Viettel Group	Active	3935	19,376,384
#32	AS12322 Free SAS	Active	19	19,374,080
#33	AS7303 Telecom Argentina S.A.	Active	241	18,840,832
#34	AS5089 Virgin Media Limited	Active	244	18,782,720
#35	AS14618 Amazon.com, Inc.	Active	1134	18,398,464
#36	AS2516 KDDI CORPORATION	Active	513	18,096,896
#37	AS7738 Latin American and Caribbean IP address Regional Registry	Active	515	17,296,384
#38	AS367	Active	3090	17,195,776
#39	AS12389 PJSC Rostelecom	Active	3240	17,092,096
#40	AS2856 British Telecommunications PLC	Active	319	17,013,760
#41	AS31399 Mercedes-Benz Group AG	Active	16	16,805,888
#42	AS3462 Data Communication Business Group	Active	221	16,362,240
#43	AS6713 MAROC TELECOM	Active	413	16,289,792
#44	AS15557 Societe Francaise Du Radiotelephone - SFR SA	Active	150	15,958,016
#45	AS20940 Akamai International B.V.	Active	4062	15,825,664
#46	AS36992 ETISALAT MISR	Active	1435	15,441,152
#47	AS45899 VNPT Corp	Active	3280	15,358,464
#48	AS7029 Windstream Communications LLC	Active	2355	15,238,400
#49	AS3209 Vodafone GmbH	Active	296	15,228,160
#50	AS26615 TIM Celular	Active	1036	14,939,392
#51	AS8452 Telecom Egypt	Active	1578	14,763,776
#52	AS12479 Orange Espagne SA	Active	7706	14,689,024
#53	AS6327 Shaw Communications Inc.	Active	3638	14,541,824
#54	AS4808 China Unicom Beijing Province Network	Active	1541	14,204,416
#55	AS15169 Google LLC	Active	1184	14,180,864
#56	AS21928 T-Mobile USA, Inc.	Active	162	14,083,840
#57	AS9121 Turk Telekomunikasyon Anonim Sirketi	Active	330	13,880,576
#58	AS5650 Frontier Communications of America, Inc.	Active	768	13,485,312
#59	AS20115 Charter Communications	Active	2328	13,461,248
#60	AS1221 Telstra Corporation Ltd	Active	311	13,410,816
#61	AS7377 University of California, San Diego	Active	18	12,859,904
#62	AS37069	Active	1107	12,599,296
#63	AS33915 Vodafone Libertel B.V.	Active	348	12,197,888
#64	AS45090 Shenzhen Tencent Computer Systems Company Limited	Active	2200	11,783,680
#65	AS4812 China Telecom (Group)	Active	429	11,731,456
#66	AS3352 TELEFONICA DE ESPANA S.A.U.	Active	209	10,619,648
#67	AS9824 JCOM Co., Ltd.	Active	228	10,315,776
#68	AS4249 Eli Lilly and Company	Active	301	10,260,224
#69	AS4788 TM TECHNOLOGY SERVICES SDN. BHD.	Active	366	10,193,920
#70	AS28573 Claro S.A. (NET)	Active	1371	10,097,408
#71	AS812 Rogers Communications Canada Inc.	Active	1298	9,944,064
#72	AS10796 Charter Communications Inc	Active	644	9,856,512
#73	AS8167 Latin American and Caribbean IP address Regional Registry	Active	342	9,510,912
#74	AS1239 Sprint	Active	478	9,256,448
#75	AS2907 Research Organization of Information and Systems, National Institute o...	Active	598	9,226,752
#76	AS4804 Microplex PTY LTD	Active	197	8,995,072
#77	AS1267 WIND TRE S.P.A.	Active	175	8,954,880
#78	AS3786 LG DACOM Corporation	Active	944	8,788,480
#79	AS3257 GTT Communications Inc.	Active	1208	8,653,525
#80	AS18881 Latin American and Caribbean IP address Regional Registry	Active	884	8,638,464
#81	AS13285 TalkTalk Communications Limited	Active	62	8,630,016
#82	AS3561 CenturyLink Communications, LLC	Active	674	8,492,544
#83	AS5607 Sky UK Limited	Active	61	8,448,768
#84	AS5617 Orange Polska Spolka Akcyjna	Active	76	8,444,928
#85	AS6805 Telefonica Germany GmbH & Co.OHG	Active	31	8,350,976
#86	AS25019 Saudi Telecom Company JSC	Active	1209	8,292,096
#87	AS7713 PT Telekomunikasi Indonesia	Active	3700	8,209,664
#88	AS45102 Alibaba (US) Technology Co., Ltd.	Active	749	8,183,552
#89	AS36947 Algeria Telecom	Active	456	8,081,152
#90	AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.	Active	289	7,979,264
#91	AS17557 Pakistan Telecommunication Company Limited	Active	1281	7,962,112
#92	AS36925 Meditelecom	Active	295	7,794,176
#93	AS55836 Reliance Jio Infocomm Limited	Active	1000	7,776,256
#94	AS20057 AT&T Mobility LLC	Active	1447	7,555,840
#95	AS12874 Fastweb SpA	Active	121	7,373,056
#96	AS20001 Charter Communications Inc	Active	291	7,352,320
#97	AS6128 Cablevision Systems Corp.	Active	83	7,320,576
#98	AS9644 SK Telecom	Active	37	7,271,424
#99	AS786 Jisc Services Limited	Active	195	7,219,200
#100	AS2914 NTT America, Inc.	Active	805	7,206,656

Showing 1 to 100 of total 88208 entries

BGP Database

Comprehensive IP Data Repository

88,208

Global

Real-time

Advanced

Top ASNs by IPv4 Space

Rank

ASN

Country

Status

Prefixes

IPv4 Space

228,267,520

202,945,280

111,756,288

110,859,008

73,293,824

69,986,816

68,080,128

66,224,384

59,760,384

57,720,064

45,699,840

45,216,256

44,825,344

43,216,384

41,779,968

37,210,112

36,126,720

34,798,592

32,331,520

28,759,040

27,752,960

27,585,792

25,750,784

23,341,056

23,071,744

22,546,688

21,259,776

20,607,744

20,080,128

19,477,760

19,376,384

19,374,080

18,840,832

18,782,720

18,398,464

18,096,896

17,296,384

17,195,776

17,092,096

17,013,760

16,805,888

16,362,240

16,289,792

15,958,016

15,825,664

15,441,152

15,358,464

15,238,400

15,228,160

14,939,392

14,763,776

14,689,024

14,541,824

14,204,416

14,180,864

14,083,840

13,880,576

13,485,312

13,461,248

13,410,816

12,859,904

12,599,296

12,197,888

11,783,680

11,731,456

10,619,648

10,315,776