detection period: 2026-05-25 00:00-23:59 UTC
total number of suspected botnet IPs: 20142
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19019
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 | 1777 |
| 2 | MSFT | 1438 |
| 3 | GOOGLE-CLOUD | 1050 |
| 4 | PAN-22 | 960 |
| 5 | ASEPL-SG | 618 |
| 6 | INFRAWATCH | 568 |
| 7 | VOLCANO-ENGINE | 495 |
| 8 | FR-ONYPHE-20191111 | 448 |
| 9 | CENSY | 378 |
| 10 | cloud | 306 |
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 | 9045 |
| 2 | China | 3750 |
| 3 | Singapore | 978 |
| 4 | Netherlands | 613 |
| 5 | Germany | 590 |
| 6 | France | 489 |
| 7 | Hong Kong | 357 |
| 8 | Indonesia | 333 |
| 9 | Brazil | 318 |
| 10 | United Kingdom | 284 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 349840 |
| 2 | 2021 | 67295 |
| 3 | 2211 | 48795 |
| 4 | 22021 | 31604 |
| 5 | 4714 | 30318 |
| 6 | 23 | 26905 |
| 7 | 5005 | 26714 |
| 8 | 1122 | 26150 |
| 9 | 1722 | 24936 |
| 10 | 22 | 23273 |
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