detection period: 2025-08-13 00:00-23:59 UTC
total number of suspected botnet IPs: 19884
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 18686
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 | 1545 |
| 2 | AL-3 | 1326 |
| 3 | GOOGLE-CLOUD | 1003 |
| 4 | PAN-22 | 956 |
| 5 | ASEPL-SG | 927 |
| 6 | KORNET-KR | 651 |
| 7 | VOLCANO-ENGINE | 470 |
| 8 | ALISOFT | 459 |
| 9 | CENSY | 393 |
| 10 | UCLOUD-HK | 360 |
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 | 7510 |
| 2 | China | 3355 |
| 3 | Singapore | 1197 |
| 4 | South Korea | 852 |
| 5 | Hong Kong | 582 |
| 6 | Russian Federation | 433 |
| 7 | Indonesia | 406 |
| 8 | Viet Nam | 375 |
| 9 | Taiwan | 343 |
| 10 | United Kingdom | 330 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 6000 | 194690 |
| 2 | 333 | 114512 |
| 3 | 5900 | 113340 |
| 4 | 7722 | 100425 |
| 5 | 9999 | 85805 |
| 6 | 8888 | 84256 |
| 7 | 33322 | 68737 |
| 8 | 3444 | 66734 |
| 9 | 3333 | 54914 |
| 10 | 56789 | 46403 |
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