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Thursday, January 14, 2021

Botnet Statistics [2021-01-13]

(To download the latest zombie ip list, please visit the Daily Zombie IP Lists for January 2021.)
detection period: 2021-01-13 00:00-23:59 UTC
total number of suspected botnet IPs: 43429
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 40333
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
1TencentCloud2016
2VNPT-VN974
3CENTURYLINK-LEGACY-QWEST-INET-118847
4TENCENT-CN832
5VIETTEL-VN830
6DIGITALOCEAN-192-241-128-0681
7HINET-NET582
8NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK575
9ALISOFT558
10VE-CSVE-LACNIC502

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
1China9650
2United States7531
3Viet Nam2567
4India2557
5Russian Federation2404
6Brazil1974
7Indonesia1332
8Thailand921
9France858
10Taiwan779

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

RankTCP port number# of connection attempts received
1445296186
21433107204
3252572477
42271429
52347672
640037686
7122222999
8100017714
9205317622
10100117268

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