detection period: 2025-11-21 00:00-23:59 UTC
total number of suspected botnet IPs: 24806
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 23066
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 | 1419 |
| 2 | AL-3 | 1092 |
| 3 | GOOGLE-CLOUD | 1011 |
| 4 | PAN-22 | 952 |
| 5 | BYTEPLUS-SG | 888 |
| 6 | ASEPL-SG | 739 |
| 7 | VOLCANO-ENGINE | 550 |
| 8 | CMNET | 480 |
| 9 | ALISOFT | 399 |
| 10 | CENSY | 382 |
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 | 7923 |
| 2 | China | 5931 |
| 3 | Singapore | 1902 |
| 4 | India | 649 |
| 5 | Brazil | 638 |
| 6 | South Korea | 489 |
| 7 | Hong Kong | 485 |
| 8 | Russian Federation | 462 |
| 9 | Indonesia | 427 |
| 10 | United Kingdom | 343 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 7722 | 122908 |
| 2 | 7222 | 108272 |
| 3 | 6666 | 104101 |
| 4 | 5900 | 82528 |
| 5 | 22 | 52129 |
| 6 | 8122 | 43904 |
| 7 | 8282 | 42273 |
| 8 | 1993 | 39105 |
| 9 | 8888 | 35442 |
| 10 | 30023 | 31634 |
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