detection period: 2025-09-08 00:00-23:59 UTC
total number of suspected botnet IPs: 23125
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 21721
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 | 1535 |
| 2 | AL-3 | 1399 |
| 3 | GOOGLE-CLOUD | 1007 |
| 4 | PAN-22 | 930 |
| 5 | ASEPL-SG | 903 |
| 6 | CMNET | 766 |
| 7 | ALISOFT | 689 |
| 8 | VOLCANO-ENGINE | 562 |
| 9 | UCLOUD-HK | 452 |
| 10 | CENSY | 393 |
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 | 7802 |
| 2 | China | 5445 |
| 3 | Singapore | 1255 |
| 4 | Indonesia | 864 |
| 5 | Hong Kong | 682 |
| 6 | South Korea | 516 |
| 7 | Russian Federation | 430 |
| 8 | Germany | 427 |
| 9 | United Kingdom | 370 |
| 10 | India | 354 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 1122 | 100828 |
| 2 | 4444 | 92463 |
| 3 | 1931 | 60617 |
| 4 | 8000 | 42539 |
| 5 | 10000 | 42395 |
| 6 | 5901 | 40696 |
| 7 | 5903 | 29167 |
| 8 | 32122 | 28763 |
| 9 | 5900 | 28523 |
| 10 | 22 | 27185 |
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