detection period: 2025-10-20 00:00-23:59 UTC
total number of suspected botnet IPs: 19399
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 18282
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 | 1488 |
| 2 | AL-3 | 1173 |
| 3 | GOOGLE-CLOUD | 1000 |
| 4 | PAN-22 | 955 |
| 5 | ASEPL-SG | 783 |
| 6 | CMNET | 598 |
| 7 | VOLCANO-ENGINE | 559 |
| 8 | ALISOFT | 432 |
| 9 | UCLOUD-HK | 417 |
| 10 | CENSY | 379 |
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 | 7286 |
| 2 | China | 4766 |
| 3 | Singapore | 956 |
| 4 | Hong Kong | 583 |
| 5 | Indonesia | 396 |
| 6 | India | 361 |
| 7 | United Kingdom | 352 |
| 8 | Germany | 328 |
| 9 | South Korea | 291 |
| 10 | Viet Nam | 272 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 179848 |
| 2 | 56874 | 63786 |
| 3 | 5022 | 43853 |
| 4 | 5902 | 43763 |
| 5 | 55491 | 39341 |
| 6 | 5901 | 25861 |
| 7 | 5903 | 21505 |
| 8 | 22 | 20317 |
| 9 | 8009 | 20076 |
| 10 | 5432 | 17159 |
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