detection period: 2025-10-28 00:00-23:59 UTC
total number of suspected botnet IPs: 22686
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 21363
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 | 1547 |
| 2 | AL-3 | 1166 |
| 3 | GOOGLE-CLOUD | 1007 |
| 4 | PAN-22 | 949 |
| 5 | ASEPL-SG | 758 |
| 6 | CMNET | 626 |
| 7 | VOLCANO-ENGINE | 569 |
| 8 | ALISOFT | 428 |
| 9 | UCLOUD-HK | 398 |
| 10 | CENSY | 379 |
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 | 8639 |
| 2 | China | 5172 |
| 3 | Singapore | 978 |
| 4 | Hong Kong | 605 |
| 5 | Indonesia | 516 |
| 6 | United Kingdom | 415 |
| 7 | Germany | 392 |
| 8 | India | 379 |
| 9 | Russian Federation | 328 |
| 10 | France | 315 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 358128 |
| 2 | 9999 | 71641 |
| 3 | 56874 | 58197 |
| 4 | 2025 | 50189 |
| 5 | 9000 | 33978 |
| 6 | 22 | 31177 |
| 7 | 221 | 19861 |
| 8 | 3121 | 17732 |
| 9 | 5901 | 16547 |
| 10 | 5432 | 15919 |
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