detection period: 2026-09-27 00:00-23:59 UTC
total number of suspected botnet IPs: 18850
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 17671
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 | 1434 |
| 2 | AL-3 | 1238 |
| 3 | GOOGLE-CLOUD | 1018 |
| 4 | PAN-22 | 938 |
| 5 | FR-ONYPHE-20191111 | 480 |
| 6 | ASEPL-SG | 428 |
| 7 | CENSY | 377 |
| 8 | INFRAWATCH | 301 |
| 9 | DE-ALPHA | 301 |
| 10 | CMNET | 257 |
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 | 8519 |
| 2 | China | 3708 |
| 3 | United Kingdom | 750 |
| 4 | France | 584 |
| 5 | Singapore | 572 |
| 6 | Germany | 552 |
| 7 | Hong Kong | 308 |
| 8 | South Korea | 271 |
| 9 | Netherlands | 241 |
| 10 | Russian Federation | 237 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 172510 |
| 2 | 8000 | 166063 |
| 3 | 2078 | 143591 |
| 4 | 7777 | 100454 |
| 5 | 2095 | 66213 |
| 6 | 2222 | 62683 |
| 7 | 2000 | 51942 |
| 8 | 2617 | 43762 |
| 9 | 19233 | 43655 |
| 10 | 8020 | 43347 |
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