The World's Worst Botnet ASNs
Autonomous System Numbers (ASNs) in this chart have the highest number of detected spam-bots as listed in the Spamhaus XBL zone, sorted by ASN. See one of the below links for a definition of ASN.
Most bots can be used for spam, phishing, click-fraud, DDoS and other malicious activities.
Many issues may relate to a country's bot density including technical, policy and socioeconomic factors.
Additional and more detailed statistics can be found at the Spamhaus CBL website:
CBL breakdown by ASN
CBL breakdown by ASN Traffic
CBL breakdown by ASN Infections
Source: Spamhaus (XBL) database. Data is compiled automatically every 24 hours from the XBL database using the number of currently listed bots for each network (ISP/NSP).
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| The 10 Worst Botnet ASNs |
| As of 15 October 2019 the world's worst botnet infected Autonomous System Numbers are: |
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1
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AS4134
No.31/Jin-rong Street
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Number of Bots: 1033369
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2
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AS45609
Bharti Airtel Ltd. AS for GPRS Service
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Number of Bots: 832598
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3
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AS9829
National Internet Backbone
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Number of Bots: 651180
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4
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AS8452
TE-AS
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Number of Bots: 570529
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5
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AS45899
VNPT Corp
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Number of Bots: 491592
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6
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AS45595
Pakistan Telecom Company Limited
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Number of Bots: 324114
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7
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AS36947
Telecom Algeria
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Number of Bots: 309169
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8
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AS44244
Iran Cell Service and Communication Company
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Number of Bots: 282898
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9
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AS45271
Idea Cellular Limited
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Number of Bots: 272389
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10
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AS4837
CHINA UNICOM China169 Backbone
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Number of Bots: 266557
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