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Wednesday, April 28, 2021

Botnet Statistics [2021-04-27]

(To download the latest zombie ip list, please visit the Daily Zombie IP Lists for April 2021. To get an idea of what IP is scanning the Internet currently, please watch: Daily Botnet Detection Live Streaming.)
detection period: 2021-04-27 00:00-23:59 UTC
total number of suspected botnet IPs: 30421
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 28060
number of spam blocked: 0
recipient count of spam blocked: 0

The top 10 networks (as found in WHOIS), ordered by the number of suspected botnet IPs are:

RankNetwork# of suspected botnet IPs
1TencentCloud2253
2TENCENT-CN783
3NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK669
4DIGITALOCEAN-192-241-128-0660
5ALISOFT644
6VNPT-VN543
7VIETTEL-VN497
8HINET-NET401
9Baidu361
10CMNET355


The top 10 countries (as defined by the 2-character country code), ordered by the number of suspected botnet IPs are:

RankCountry/Region# of suspected botnet IPs
1China8223
2United States4475
3India1905
4Russian Federation1643
5Viet Nam1495
6Brazil1346
7Indonesia819
8European Union686
9Thailand640
10Mexico546

The top 10 TCP ports, ordered by the number of connection attempts received are:

RankTCP port number# of connection attempts received
1445405557
21036250476
31040250109
41038247302
51138246312
61042230269
71140229178
81142223482
91002206279
101136175839

20210428 Botnet Detection Live Streaming (1600+ zombies detected)

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