detection period: 2025-11-26 00:00-23:59 UTC
total number of suspected botnet IPs: 23503
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 21979
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 | 1523 |
| 2 | AL-3 | 1132 |
| 3 | GOOGLE-CLOUD | 1010 |
| 4 | PAN-22 | 946 |
| 5 | BYTEPLUS-SG | 883 |
| 6 | ASEPL-SG | 693 |
| 7 | VOLCANO-ENGINE | 538 |
| 8 | ALISOFT | 424 |
| 9 | CENSY | 375 |
| 10 | CMNET | 352 |
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 | 8446 |
| 2 | China | 5193 |
| 3 | Singapore | 1862 |
| 4 | India | 484 |
| 5 | Hong Kong | 471 |
| 6 | South Korea | 447 |
| 7 | Indonesia | 427 |
| 8 | United Kingdom | 397 |
| 9 | Brazil | 377 |
| 10 | Russian Federation | 342 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5555 | 120694 |
| 2 | 6622 | 107702 |
| 3 | 3232 | 92448 |
| 4 | 5900 | 82350 |
| 5 | 12222 | 61785 |
| 6 | 8888 | 53493 |
| 7 | 11000 | 36257 |
| 8 | 22 | 33591 |
| 9 | 8322 | 30467 |
| 10 | 7021 | 26522 |
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