detection period: 2026-04-03 00:00-23:59 UTC
total number of suspected botnet IPs: 17544
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 16616
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 | 1356 |
| 2 | AL-3 | 1304 |
| 3 | GOOGLE-CLOUD | 1012 |
| 4 | PAN-22 | 950 |
| 5 | ASEPL-SG | 506 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | CENSY | 381 |
| 8 | VOLCANO-ENGINE | 370 |
| 9 | cloud | 327 |
| 10 | UCLOUD-HK | 265 |
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 | 8385 |
| 2 | China | 3174 |
| 3 | Singapore | 820 |
| 4 | France | 553 |
| 5 | Hong Kong | 366 |
| 6 | Netherlands | 331 |
| 7 | Germany | 252 |
| 8 | United Kingdom | 251 |
| 9 | Indonesia | 249 |
| 10 | South Korea | 232 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 448419 |
| 2 | 888 | 299465 |
| 3 | 2222 | 165406 |
| 4 | 8000 | 143359 |
| 5 | 7777 | 109951 |
| 6 | 2256 | 97351 |
| 7 | 2238 | 94542 |
| 8 | 2205 | 93336 |
| 9 | 2000 | 89980 |
| 10 | 25 | 81697 |
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