detection period: 2025-12-22 00:00-23:59 UTC
total number of suspected botnet IPs: 21059
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19764
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 | 1380 |
| 2 | GOOGLE-CLOUD | 1013 |
| 3 | AL-3 | 1007 |
| 4 | PAN-22 | 944 |
| 5 | BYTEPLUS-SG | 882 |
| 6 | ASEPL-SG | 637 |
| 7 | VOLCANO-ENGINE | 529 |
| 8 | CMNET | 507 |
| 9 | ALISOFT | 425 |
| 10 | CENSY | 374 |
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 | 7597 |
| 2 | China | 4800 |
| 3 | Singapore | 1784 |
| 4 | Hong Kong | 481 |
| 5 | India | 397 |
| 6 | United Kingdom | 383 |
| 7 | South Korea | 350 |
| 8 | Indonesia | 328 |
| 9 | Russian Federation | 327 |
| 10 | Netherlands | 314 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 476422 |
| 2 | 2227 | 108900 |
| 3 | 6422 | 103385 |
| 4 | 522 | 86983 |
| 5 | 2244 | 49998 |
| 6 | 22 | 49758 |
| 7 | 2201 | 41707 |
| 8 | 4422 | 40811 |
| 9 | 5022 | 33696 |
| 10 | 1984 | 26783 |
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