detection period: 2025-12-13 00:00-23:59 UTC
total number of suspected botnet IPs: 22179
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 20842
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 | 1424 |
| 2 | AL-3 | 1067 |
| 3 | GOOGLE-CLOUD | 1010 |
| 4 | PAN-22 | 949 |
| 5 | BYTEPLUS-SG | 880 |
| 6 | ASEPL-SG | 640 |
| 7 | VOLCANO-ENGINE | 547 |
| 8 | CMNET | 532 |
| 9 | ALISOFT | 481 |
| 10 | CENSY | 380 |
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 | 7917 |
| 2 | China | 5550 |
| 3 | Singapore | 1788 |
| 4 | Hong Kong | 427 |
| 5 | India | 362 |
| 6 | Indonesia | 356 |
| 7 | South Korea | 352 |
| 8 | United Kingdom | 341 |
| 9 | Germany | 340 |
| 10 | Brazil | 322 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 4242 | 129448 |
| 2 | 5900 | 98264 |
| 3 | 7722 | 65470 |
| 4 | 22 | 53542 |
| 5 | 228 | 43185 |
| 6 | 1987 | 32845 |
| 7 | 2525 | 30787 |
| 8 | 8181 | 29219 |
| 9 | 3232 | 24130 |
| 10 | 6622 | 22590 |
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