detection period: 2025-11-17 00:00-23:59 UTC
total number of suspected botnet IPs: 21834
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 20361
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 | 1548 |
| 2 | AL-3 | 1061 |
| 3 | GOOGLE-CLOUD | 1003 |
| 4 | PAN-22 | 952 |
| 5 | ASEPL-SG | 714 |
| 6 | VOLCANO-ENGINE | 530 |
| 7 | CMNET | 508 |
| 8 | ALISOFT | 416 |
| 9 | CENSY | 376 |
| 10 | BYTEPLUS-SG | 286 |
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 | 7803 |
| 2 | China | 4945 |
| 3 | Singapore | 1278 |
| 4 | India | 592 |
| 5 | South Korea | 479 |
| 6 | Hong Kong | 477 |
| 7 | Russian Federation | 428 |
| 8 | Indonesia | 377 |
| 9 | Brazil | 338 |
| 10 | United Kingdom | 328 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 172598 |
| 2 | 6666 | 107717 |
| 3 | 1411 | 50375 |
| 4 | 22 | 43801 |
| 5 | 4422 | 42867 |
| 6 | 6000 | 42257 |
| 7 | 7037 | 37431 |
| 8 | 5222 | 26583 |
| 9 | 5901 | 20317 |
| 10 | 10038 | 19801 |
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