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	13671	202,815,744
#3	AS4134 No.31,Jin-rong Street	Active	705	111,747,072
#4	AS7018 AT&T Services, Inc.	Active	1956	110,457,600
#5	AS721 DoD Network Information Center	Active	243	73,078,784
#6	AS4766 Korea Telecom	Active	2103	69,911,808
#7	AS7922 Comcast Cable Communications, LLC	Active	118	68,018,432
#8	AS8075 Microsoft	Active	789	66,027,776
#9	AS4837 CHINA UNICOM China169 Backbone	Active	849	58,957,312
#10	AS9808 China Mobile Communications Group Co., Ltd.	Active	11750	57,894,400
#11	AS714 Apple Inc.	Active	1350	45,645,056
#12	AS17676 SoftBank Corp.	Active	451	44,364,032
#13	AS701 Verizon Business	Active	999	43,250,944
#14	AS396982 Google LLC	Active	3194	41,459,712
#15	AS174 Cogent Communications	Active	3636	36,845,056
#16	AS3320 Deutsche Telekom AG	Active	654	36,015,360
#17	AS3356 Level 3 Parent, LLC	Active	971	34,659,840
#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	912	27,584,000
#21	AS209 CenturyLink Communications, LLC	Active	1656	26,417,920
#22	AS9318 SK Broadband Co Ltd	Active	757	25,745,408
#23	AS22773 Cox Communications Inc.	Active	3340	23,247,104
#24	AS8151 UNINET	Active	12293	23,068,160
#25	AS3269 Telecom Italia S.p.A.	Active	345	22,543,360
#26	AS17858 LG POWERCOMM	Active	201	20,602,880
#27	AS3215 Orange S.A.	Active	921	20,075,520
#28	AS37963 Hangzhou Alibaba Advertising Co.,Ltd.	Active	663	19,609,088
#29	AS12322 Free SAS	Active	19	19,374,080
#30	AS26599 TELEFÔNICA BRASIL AS26599	Active	425	19,347,968
#31	AS7552 Viettel Group	Active	3912	19,329,280
#32	AS7303 Telecom Argentina S.A.	Active	241	18,832,896
#33	AS5089 Virgin Media Limited	Active	232	18,774,272
#34	AS14618 Amazon.com, Inc.	Active	1098	18,411,520
#35	AS2516 KDDI CORPORATION	Active	511	18,087,680
#36	AS12389 PJSC Rostelecom	Active	3121	17,116,160
#37	AS2856 British Telecommunications PLC	Active	318	17,013,248
#38	AS31399 Mercedes-Benz Group AG	Active	16	16,805,888
#39	AS6167 Verizon Business	Active	1927	16,433,152
#40	AS3462 Data Communication Business Group	Active	221	16,361,472
#41	AS6713 MAROC TELECOM	Active	413	16,289,792
#42	AS15557 Societe Francaise Du Radiotelephone - SFR SA	Active	146	15,956,992
#43	AS20940 Akamai International B.V.	Active	3940	15,660,544
#44	AS45899 VNPT Corp	Active	3278	15,374,080
#45	AS3209 Vodafone GmbH	Active	292	15,226,880
#46	AS8452 Telecom Egypt	Active	1554	14,816,000
#47	AS12479 Orange Espagne SA	Active	7588	14,610,688
#48	AS6327 Shaw Communications Inc.	Active	3637	14,392,064
#49	AS4808 China Unicom Beijing Province Network	Active	1500	14,158,848
#50	AS21928 T-Mobile USA, Inc.	Active	167	14,108,416
#51	AS36992 ETISALAT MISR	Active	1188	14,060,800
#52	AS9121 Turk Telekomunikasyon Anonim Sirketi	Active	324	13,877,248
#53	AS20115 Charter Communications	Active	2307	13,460,992
#54	AS5650 Frontier Communications of America, Inc.	Active	706	13,457,664
#55	AS1221 Telstra Corporation Ltd	Active	290	13,405,440
#56	AS367	Active	2488	13,202,176
#57	AS7377 University of California, San Diego	Active	18	12,859,904
#58	AS26615 TIM Celular	Active	1022	12,610,560
#59	AS33915 Vodafone Libertel B.V.	Active	347	12,196,864
#60	AS7029 Windstream Communications LLC	Active	2171	11,996,672
#61	AS45090 Shenzhen Tencent Computer Systems Company Limited	Active	2172	11,760,384
#62	AS4812 China Telecom (Group)	Active	422	11,718,144
#63	AS3352 TELEFONICA DE ESPANA S.A.U.	Active	206	10,618,112
#64	AS9824 JCOM Co., Ltd.	Active	228	10,315,776
#65	AS4788 TM TECHNOLOGY SERVICES SDN. BHD.	Active	367	10,202,112
#66	AS4249 Eli Lilly and Company	Active	300	10,194,688
#67	AS28573 Claro S.A. (NET)	Active	1368	10,093,824
#68	AS37069	Active	702	10,004,736
#69	AS812 Rogers Communications Canada Inc.	Active	1244	9,907,200
#70	AS10796 Charter Communications Inc	Active	644	9,856,512
#71	AS8167 Latin American and Caribbean IP address Regional Registry	Active	342	9,510,912
#72	AS2907 Research Organization of Information and Systems, National Institute o...	Active	601	9,090,816
#73	AS1267 WIND TRE S.P.A.	Active	177	9,084,672
#74	AS4804 Microplex PTY LTD	Active	195	8,993,024
#75	AS3786 LG DACOM Corporation	Active	899	8,751,360
#76	AS13285 TalkTalk Communications Limited	Active	62	8,630,016
#77	AS3257 GTT Communications Inc.	Active	1102	8,625,490
#78	AS18881 Latin American and Caribbean IP address Regional Registry	Active	879	8,616,192
#79	AS7738 Latin American and Caribbean IP address Regional Registry	Active	302	8,580,096
#80	AS3561 CenturyLink Communications, LLC	Active	631	8,475,904
#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	AS45102 Alibaba (US) Technology Co., Ltd.	Active	729	8,242,432
#85	AS7713 PT Telekomunikasi Indonesia	Active	3702	8,205,312
#86	AS25019 Saudi Telecom Company JSC	Active	1183	8,197,120
#87	AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.	Active	288	7,979,008
#88	AS36947 Algeria Telecom	Active	478	7,872,256
#89	AS17557 Pakistan Telecommunication Company Limited	Active	1283	7,865,856
#90	AS55836 Reliance Jio Infocomm Limited	Active	988	7,767,296
#91	AS20057 AT&T Mobility LLC	Active	1445	7,553,792
#92	AS36925 Meditelecom	Active	279	7,499,264
#93	AS12874 Fastweb SpA	Active	113	7,366,912
#94	AS20001 Charter Communications Inc	Active	285	7,350,784
#95	AS6128 Cablevision Systems Corp.	Active	82	7,287,808
#96	AS9644 SK Telecom	Active	37	7,271,424
#97	AS56046 China Mobile communications corporation	Active	2652	7,264,768
#98	AS786 Jisc Services Limited	Active	196	7,219,456
#99	AS1103 SURF B.V.	Active	98	7,155,968
#100	AS2914 NTT America, Inc.	Active	694	7,131,136

Showing 1 to 100 of total 88578 entries

BGP Database

Comprehensive IP Data Repository

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Top ASNs by IPv4 Space

Rank

ASN

Country

Status

Prefixes

IPv4 Space

227,956,736

202,815,744

111,747,072

110,457,600

73,078,784

69,911,808

68,018,432

66,027,776

58,957,312

57,894,400

45,645,056

44,364,032

43,250,944

41,459,712

36,845,056

36,015,360

34,659,840

31,018,752

28,693,248

27,584,000

26,417,920

25,745,408

23,247,104

23,068,160

22,543,360

20,602,880

20,075,520

19,609,088

19,374,080

19,347,968

19,329,280

18,832,896

18,774,272

18,411,520

18,087,680

17,116,160

17,013,248

16,805,888

16,433,152

16,361,472

16,289,792

15,956,992

15,660,544

15,374,080

15,226,880

14,816,000

14,610,688

14,392,064

14,158,848

14,108,416

14,060,800

13,877,248

13,460,992

13,457,664

13,405,440

13,202,176

12,859,904

12,610,560

12,196,864

11,996,672

11,760,384

11,718,144

10,618,112

10,315,776

10,202,112

10,194,688

10,093,824