detection period: 2025-05-22 00:00-23:59 UTC
total number of suspected botnet IPs: 20289
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 18585
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 | 1314 |
| 2 | AL-3 | 1146 |
| 3 | GOOGLE-CLOUD | 1012 |
| 4 | PAN-22 | 960 |
| 5 | ASEPL-SG | 742 |
| 6 | BSNLNET | 512 |
| 7 | HURRICANE-4 | 444 |
| 8 | VOLCANO-ENGINE | 417 |
| 9 | CENSY | 397 |
| 10 | ALISOFT | 378 |
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 | 7628 |
| 2 | China | 4791 |
| 3 | India | 1033 |
| 4 | Singapore | 921 |
| 5 | Hong Kong | 486 |
| 6 | South Korea | 346 |
| 7 | United Kingdom | 342 |
| 8 | European Union | 342 |
| 9 | Indonesia | 338 |
| 10 | Russian Federation | 314 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 3022 | 91737 |
| 2 | 23022 | 41767 |
| 3 | 2244 | 32251 |
| 4 | 5900 | 23640 |
| 5 | 22 | 21342 |
| 6 | 7922 | 15329 |
| 7 | 13032 | 14986 |
| 8 | 32132 | 14672 |
| 9 | 13028 | 14220 |
| 10 | 5522 | 14207 |
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