detection period: 2026-05-02 00:00-23:59 UTC
total number of suspected botnet IPs: 21303
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 20049
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 | 1490 |
| 2 | AL-3 | 1451 |
| 3 | INFRAWATCH | 1035 |
| 4 | GOOGLE-CLOUD | 1033 |
| 5 | PAN-22 | 954 |
| 6 | ASEPL-SG | 523 |
| 7 | FR-ONYPHE-20191111 | 448 |
| 8 | CENSY | 379 |
| 9 | cloud | 337 |
| 10 | VOLCANO-ENGINE | 321 |
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 | 8832 |
| 2 | China | 3555 |
| 3 | Singapore | 877 |
| 4 | United Kingdom | 871 |
| 5 | Germany | 646 |
| 6 | Netherlands | 591 |
| 7 | France | 577 |
| 8 | Brazil | 510 |
| 9 | India | 459 |
| 10 | Hong Kong | 334 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 487709 |
| 2 | 23 | 142035 |
| 3 | 7777 | 125922 |
| 4 | 58603 | 80778 |
| 5 | 8088 | 62554 |
| 6 | 2252 | 51265 |
| 7 | 8082 | 40174 |
| 8 | 51005 | 37866 |
| 9 | 11361 | 36255 |
| 10 | 2209 | 35092 |
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