detection period: 2025-10-15 00:00-23:59 UTC
total number of suspected botnet IPs: 19642
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 18452
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 | 1495 |
| 2 | AL-3 | 1215 |
| 3 | GOOGLE-CLOUD | 1000 |
| 4 | PAN-22 | 949 |
| 5 | ASEPL-SG | 822 |
| 6 | VOLCANO-ENGINE | 570 |
| 7 | CMNET | 536 |
| 8 | ALISOFT | 448 |
| 9 | CENSY | 397 |
| 10 | UCLOUD-HK | 366 |
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 | 7383 |
| 2 | China | 4552 |
| 3 | Singapore | 995 |
| 4 | Hong Kong | 534 |
| 5 | Indonesia | 472 |
| 6 | United Kingdom | 388 |
| 7 | South Korea | 316 |
| 8 | Russian Federation | 311 |
| 9 | European Union | 282 |
| 10 | Germany | 281 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 178005 |
| 2 | 1414 | 120788 |
| 3 | 2023 | 80943 |
| 4 | 56874 | 59611 |
| 5 | 2899 | 47270 |
| 6 | 5902 | 42969 |
| 7 | 5431 | 39494 |
| 8 | 5433 | 38136 |
| 9 | 6022 | 33971 |
| 10 | 5901 | 29379 |
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