detection period: 2021-12-01 00:00-23:59 UTC
total number of suspected botnet IPs: 20961
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19245
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 | 709 |
2 | ALISOFT | 587 |
3 | VNPT-VN | 525 |
4 | VIETTEL-VN | 411 |
5 | HINET-NET | 328 |
6 | CMNET | 275 |
7 | TELKOMNET | 253 |
8 | TencentCloud | 251 |
9 | BSNLNET | 244 |
10 | AT-88-Z | 237 |
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 | 3607 |
2 | China | 3009 |
3 | India | 1517 |
4 | Russian Federation | 1339 |
5 | Viet Nam | 1320 |
6 | Brazil | 1087 |
7 | Indonesia | 752 |
8 | Thailand | 548 |
9 | Taiwan | 434 |
10 | South Korea | 419 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 445 | 132746 |
2 | 3003 | 101436 |
3 | 587 | 96931 |
4 | 8686 | 92280 |
5 | 1461 | 90643 |
6 | 130 | 76181 |
7 | 6599 | 76175 |
8 | 140 | 76151 |
9 | 6422 | 70932 |
10 | 7722 | 66625 |
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