detection period: 2026-05-29 00:00-23:59 UTC
total number of suspected botnet IPs: 20203
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19259
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 | 1810 |
| 2 | MSFT | 1412 |
| 3 | INFRAWATCH | 1162 |
| 4 | GOOGLE-CLOUD | 1045 |
| 5 | PAN-22 | 962 |
| 6 | ASEPL-SG | 701 |
| 7 | VOLCANO-ENGINE | 505 |
| 8 | FR-ONYPHE-20191111 | 400 |
| 9 | CENSY | 377 |
| 10 | cloud | 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 | 9006 |
| 2 | China | 3643 |
| 3 | Singapore | 1061 |
| 4 | United Kingdom | 940 |
| 5 | Netherlands | 641 |
| 6 | Germany | 634 |
| 7 | France | 486 |
| 8 | Hong Kong | 376 |
| 9 | Indonesia | 299 |
| 10 | South Korea | 256 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 140809 |
| 2 | 4122 | 41589 |
| 3 | 2023 | 38686 |
| 4 | 2211 | 34595 |
| 5 | 8999 | 33538 |
| 6 | 8010 | 32303 |
| 7 | 7777 | 27193 |
| 8 | 5001 | 26801 |
| 9 | 23 | 24526 |
| 10 | 8015 | 24095 |
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