detection period: 2026-05-03 00:00-23:59 UTC
total number of suspected botnet IPs: 21773
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 20593
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 | AL-3 | 1545 |
| 2 | MSFT | 1463 |
| 3 | GOOGLE-CLOUD | 1041 |
| 4 | INFRAWATCH | 1001 |
| 5 | PAN-22 | 952 |
| 6 | ASEPL-SG | 545 |
| 7 | FR-ONYPHE-20191111 | 448 |
| 8 | CENSY | 375 |
| 9 | cloud | 335 |
| 10 | VOLCANO-ENGINE | 310 |
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 | 9713 |
| 2 | China | 3490 |
| 3 | Singapore | 925 |
| 4 | United Kingdom | 908 |
| 5 | Netherlands | 593 |
| 6 | France | 571 |
| 7 | Germany | 565 |
| 8 | Brazil | 484 |
| 9 | India | 357 |
| 10 | Hong Kong | 330 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 474450 |
| 2 | 7777 | 147065 |
| 3 | 58603 | 135049 |
| 4 | 23 | 87962 |
| 5 | 8821 | 72995 |
| 6 | 3306 | 72862 |
| 7 | 450 | 63842 |
| 8 | 5357 | 58961 |
| 9 | 2209 | 54121 |
| 10 | 2252 | 51267 |
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