detection period: 2025-05-20 00:00-23:59 UTC
total number of suspected botnet IPs: 21290
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19462
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 | 1369 |
| 2 | MSFT | 1314 |
| 3 | GOOGLE-CLOUD | 972 |
| 4 | PAN-22 | 951 |
| 5 | ASEPL-SG | 869 |
| 6 | BSNLNET | 621 |
| 7 | ALISOFT | 465 |
| 8 | HURRICANE-4 | 433 |
| 9 | VOLCANO-ENGINE | 422 |
| 10 | CENSY | 402 |
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 | 7845 |
| 2 | China | 5175 |
| 3 | India | 1197 |
| 4 | Singapore | 1029 |
| 5 | Hong Kong | 489 |
| 6 | United Kingdom | 382 |
| 7 | South Korea | 332 |
| 8 | Indonesia | 317 |
| 9 | European Union | 315 |
| 10 | Netherlands | 310 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 3022 | 91824 |
| 2 | 5900 | 44844 |
| 3 | 2244 | 32900 |
| 4 | 11222 | 32805 |
| 5 | 5902 | 23431 |
| 6 | 22 | 17617 |
| 7 | 445 | 16236 |
| 8 | 32132 | 15067 |
| 9 | 6002 | 14488 |
| 10 | 25 | 14463 |
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