detection period: 2025-12-20 00:00-23:59 UTC
total number of suspected botnet IPs: 20622
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19343
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 | 1352 |
| 2 | GOOGLE-CLOUD | 1017 |
| 3 | AL-3 | 1017 |
| 4 | PAN-22 | 949 |
| 5 | BYTEPLUS-SG | 881 |
| 6 | ASEPL-SG | 604 |
| 7 | CMNET | 539 |
| 8 | VOLCANO-ENGINE | 529 |
| 9 | ALISOFT | 438 |
| 10 | CENSY | 373 |
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 | 7126 |
| 2 | China | 5115 |
| 3 | Singapore | 1640 |
| 4 | Hong Kong | 455 |
| 5 | India | 374 |
| 6 | United Kingdom | 372 |
| 7 | South Korea | 359 |
| 8 | Russian Federation | 329 |
| 9 | Indonesia | 324 |
| 10 | European Union | 286 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 366759 |
| 2 | 2299 | 73550 |
| 3 | 4422 | 73366 |
| 4 | 3232 | 63891 |
| 5 | 1122 | 60427 |
| 6 | 2212 | 50816 |
| 7 | 1985 | 45612 |
| 8 | 22 | 44515 |
| 9 | 555 | 43680 |
| 10 | 60000 | 31297 |
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