detection period: 2025-10-16 00:00-23:59 UTC
total number of suspected botnet IPs: 20069
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 18889
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 | 1492 |
| 2 | AL-3 | 1213 |
| 3 | GOOGLE-CLOUD | 1013 |
| 4 | PAN-22 | 951 |
| 5 | ASEPL-SG | 793 |
| 6 | CMNET | 666 |
| 7 | VOLCANO-ENGINE | 558 |
| 8 | ALISOFT | 454 |
| 9 | UCLOUD-HK | 365 |
| 10 | CENSY | 363 |
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 | 7762 |
| 2 | China | 4649 |
| 3 | Singapore | 997 |
| 4 | Hong Kong | 546 |
| 5 | Indonesia | 441 |
| 6 | United Kingdom | 368 |
| 7 | India | 350 |
| 8 | South Korea | 310 |
| 9 | Russian Federation | 294 |
| 10 | Viet Nam | 280 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 186891 |
| 2 | 56874 | 64488 |
| 3 | 5902 | 44252 |
| 4 | 1414 | 37614 |
| 5 | 8007 | 27958 |
| 6 | 5901 | 23577 |
| 7 | 5431 | 21515 |
| 8 | 5903 | 21336 |
| 9 | 5433 | 21116 |
| 10 | 22 | 20242 |
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