detection period: 2026-09-29 00:00-23:59 UTC
total number of suspected botnet IPs: 19871
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 18472
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 | 1519 |
| 2 | AL-3 | 1318 |
| 3 | GOOGLE-CLOUD | 1055 |
| 4 | PAN-22 | 879 |
| 5 | FR-ONYPHE-20191111 | 480 |
| 6 | ASEPL-SG | 449 |
| 7 | CENSY | 373 |
| 8 | INFRAWATCH | 344 |
| 9 | DE-ALPHA | 317 |
| 10 | DO-13 | 247 |
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 | 8963 |
| 2 | China | 3795 |
| 3 | United Kingdom | 728 |
| 4 | Singapore | 588 |
| 5 | Germany | 580 |
| 6 | France | 565 |
| 7 | Netherlands | 313 |
| 8 | Hong Kong | 302 |
| 9 | South Korea | 292 |
| 10 | Russian Federation | 226 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 192649 |
| 2 | 2222 | 63397 |
| 3 | 9999 | 62246 |
| 4 | 8020 | 41993 |
| 5 | 8000 | 41712 |
| 6 | 9011 | 38529 |
| 7 | 52885 | 36821 |
| 8 | 2177 | 36667 |
| 9 | 7283 | 35349 |
| 10 | 8088 | 34087 |
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