detection period: 2021-11-29 00:00-23:59 UTC
total number of suspected botnet IPs: 21120
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19447
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:
Rank | Network | # of suspected botnet IPs |
---|---|---|
1 | DIGITALOCEAN-192-241-128-0 | 725 |
2 | VNPT-VN | 574 |
3 | ALISOFT | 560 |
4 | VIETTEL-VN | 405 |
5 | HINET-NET | 384 |
6 | TencentCloud | 270 |
7 | TELKOMNET | 252 |
8 | BSNLNET | 245 |
9 | AFRINIC-042005 | 240 |
10 | LINODE-US | 217 |
The top 10 countries (as defined by the 2-character country code), ordered by the number of suspected botnet IPs are:
Rank | Country/Region | # of suspected botnet IPs |
---|---|---|
1 | United States | 3850 |
2 | China | 3028 |
3 | India | 1447 |
4 | Russian Federation | 1411 |
5 | Viet Nam | 1390 |
6 | Brazil | 965 |
7 | Indonesia | 785 |
8 | Thailand | 519 |
9 | Taiwan | 501 |
10 | South Korea | 416 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 445 | 182869 |
2 | 8282 | 153759 |
3 | 8023 | 126745 |
4 | 2233 | 119628 |
5 | 3002 | 101945 |
6 | 8022 | 96882 |
7 | 8222 | 92418 |
8 | 8822 | 92275 |
9 | 1903 | 90872 |
10 | 641 | 90552 |
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