detection period: 2026-09-28 00:00-23:59 UTC
total number of suspected botnet IPs: 18974
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 17668
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 | 1467 |
| 2 | AL-3 | 1291 |
| 3 | GOOGLE-CLOUD | 1052 |
| 4 | PAN-22 | 938 |
| 5 | FR-ONYPHE-20191111 | 480 |
| 6 | ASEPL-SG | 429 |
| 7 | CENSY | 377 |
| 8 | INFRAWATCH | 338 |
| 9 | DE-ALPHA | 303 |
| 10 | CMNET | 270 |
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 | 8283 |
| 2 | China | 3660 |
| 3 | United Kingdom | 753 |
| 4 | Singapore | 576 |
| 5 | Germany | 576 |
| 6 | France | 564 |
| 7 | Hong Kong | 306 |
| 8 | Netherlands | 296 |
| 9 | South Korea | 267 |
| 10 | Indonesia | 264 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 166880 |
| 2 | 7777 | 73121 |
| 3 | 5357 | 45903 |
| 4 | 2222 | 45094 |
| 5 | 8020 | 41569 |
| 6 | 56641 | 33605 |
| 7 | 5000 | 32731 |
| 8 | 2000 | 32425 |
| 9 | 8027 | 31731 |
| 10 | 7100 | 29657 |
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