detection period: 2025-10-12 00:00-23:59 UTC
total number of suspected botnet IPs: 20615
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19268
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 | 1552 |
| 2 | AL-3 | 1193 |
| 3 | GOOGLE-CLOUD | 1013 |
| 4 | PAN-22 | 951 |
| 5 | ASEPL-SG | 818 |
| 6 | CMNET | 633 |
| 7 | VOLCANO-ENGINE | 568 |
| 8 | ALISOFT | 481 |
| 9 | UCLOUD-HK | 406 |
| 10 | CENSY | 394 |
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 | 8033 |
| 2 | China | 4909 |
| 3 | Singapore | 1126 |
| 4 | Hong Kong | 578 |
| 5 | United Kingdom | 390 |
| 6 | South Korea | 347 |
| 7 | Indonesia | 330 |
| 8 | Viet Nam | 294 |
| 9 | India | 289 |
| 10 | Russian Federation | 287 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 2023 | 145976 |
| 2 | 5900 | 116499 |
| 3 | 8005 | 100112 |
| 4 | 1000 | 74305 |
| 5 | 8888 | 69228 |
| 6 | 6022 | 48813 |
| 7 | 1313 | 46344 |
| 8 | 5431 | 45853 |
| 9 | 5433 | 45777 |
| 10 | 56874 | 45399 |
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