detection period: 2025-09-04 00:00-23:59 UTC
total number of suspected botnet IPs: 20466
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19285
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 | MSFT | 1511 |
| 2 | AL-3 | 1237 |
| 3 | GOOGLE-CLOUD | 1026 |
| 4 | PAN-22 | 941 |
| 5 | ASEPL-SG | 841 |
| 6 | CMNET | 640 |
| 7 | VOLCANO-ENGINE | 443 |
| 8 | UCLOUD-HK | 425 |
| 9 | ALISOFT | 412 |
| 10 | CENSY | 398 |
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 | 7854 |
| 2 | China | 4248 |
| 3 | Singapore | 1071 |
| 4 | Hong Kong | 613 |
| 5 | South Korea | 529 |
| 6 | Indonesia | 388 |
| 7 | European Union | 347 |
| 8 | Russian Federation | 340 |
| 9 | United Kingdom | 326 |
| 10 | Germany | 324 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 134552 |
| 2 | 1122 | 105614 |
| 3 | 3333 | 56773 |
| 4 | 5901 | 50480 |
| 5 | 9422 | 48644 |
| 6 | 32122 | 47321 |
| 7 | 5903 | 43979 |
| 8 | 33333 | 34585 |
| 9 | 60000 | 34438 |
| 10 | 5902 | 31827 |
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