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Top ASNs

Autonomous System Numbers controlling the largest number of IP addresses across tracked networks.

1 AS749 United States Department of Defense (DoD) US
227,727,616 IPs
2 AS16509 Amazon.com, Inc. US
211,513,344 IPs
3 AS7018 AT&T Enterprises, LLC US
113,598,208 IPs
4 AS4134 No.31,Jin-rong Street CN
111,792,128 IPs
5 AS8075 Microsoft Corporation US
81,448,192 IPs
6 AS721 United States Department of Defense (DoD) US
73,133,568 IPs
7 AS4766 Korea Telecom KR
69,962,624 IPs
8 AS7922 Comcast Cable Communications, LLC US
68,299,520 IPs
9 AS4837 CHINA UNICOM China169 Backbone CN
59,209,984 IPs
10 AS9808 China Mobile CN
56,441,088 IPs
11 AS396982 Google LLC US
49,361,152 IPs
12 AS17676 SoftBank Mobile Corp. JP
49,058,048 IPs
13 AS714 Apple Inc. US
44,766,976 IPs
14 AS701 Verizon Business US
43,607,040 IPs
15 AS4538 China Education and Research Network Center CN
42,828,288 IPs
16 AS174 Cogent Communications, LLC US
36,724,224 IPs
17 AS3320 Deutsche Telekom AG DE
36,165,888 IPs
18 AS3356 Level 3 Parent, LLC US
34,345,984 IPs
19 AS22394 Verizon Business US
31,018,752 IPs
20 AS4713 NTT DOCOMO BUSINESS,Inc. JP
28,624,896 IPs
21 AS209 CenturyLink Communications, LLC US
26,221,568 IPs
22 AS9318 SK Broadband Co Ltd KR
25,766,144 IPs
23 AS22773 Cox Communications Inc. US
23,581,952 IPs
24 AS8151 UNINET MX
23,297,792 IPs
25 AS14618 Amazon.com, Inc. US
22,902,016 IPs
26 AS3269 Telecom Italia S.p.A. IT
22,131,968 IPs
27 AS17858 LG POWERCOMM KR
20,608,512 IPs
28 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. CN
20,416,512 IPs
29 AS3215 Orange S.A. FR
20,077,824 IPs
30 AS26599 TELEFÔNICA BRASIL S.A BR
19,363,328 IPs
31 AS7552 Viettel Group VN
19,193,344 IPs
32 AS7303 Telecom Argentina S.A. AR
18,787,072 IPs
33 AS2856 British Telecommunications Limited GB
18,402,560 IPs
34 AS2516 KDDI CORPORATION JP
18,155,008 IPs
35 AS6167 Verizon Business US
17,998,848 IPs
36 AS5089 Virgin Media Limited GB
17,980,928 IPs
37 AS12389 PJSC Rostelecom RU
17,248,768 IPs
38 AS31399 Mercedes-Benz Group AG DE
16,805,888 IPs
39 AS6713 Office National des Postes et Telecommunications ONPT (Maroc Telecom) / IAM MA
16,446,976 IPs
40 AS3462 Chunghwa Telecom Co., Ltd. TW
16,359,936 IPs
41 AS3209 Vodafone GmbH DE
15,883,264 IPs
42 AS15557 Societe Francaise Du Radiotelephone - SFR SA FR
15,829,248 IPs
43 AS12322 Free SAS FR
15,704,064 IPs
44 AS45899 VNPT Corp VN
15,587,072 IPs
45 AS20940 Akamai International B.V. NL
15,574,784 IPs
46 AS8452 TE-AS EG
15,075,200 IPs
47 AS12479 Orange Espagne SA ES
14,584,576 IPs
48 AS36992 ETISALAT MISR EG
14,435,840 IPs
49 AS4808 China Unicom Beijing Province Network CN
13,950,976 IPs
50 AS9121 Turk Telekomunikasyon Anonim Sirketi TR
13,910,272 IPs