detection period: 2025-11-28 00:00-23:59 UTC
total number of suspected botnet IPs: 22634
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 21207
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 | 1499 |
| 2 | AL-3 | 1110 |
| 3 | GOOGLE-CLOUD | 1008 |
| 4 | PAN-22 | 949 |
| 5 | BYTEPLUS-SG | 751 |
| 6 | ASEPL-SG | 741 |
| 7 | VOLCANO-ENGINE | 568 |
| 8 | ALISOFT | 434 |
| 9 | CMNET | 388 |
| 10 | CENSY | 371 |
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 | 8488 |
| 2 | China | 4242 |
| 3 | Singapore | 1743 |
| 4 | India | 505 |
| 5 | Hong Kong | 498 |
| 6 | South Korea | 469 |
| 7 | Brazil | 430 |
| 8 | United Kingdom | 386 |
| 9 | Indonesia | 378 |
| 10 | Russian Federation | 370 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5555 | 130263 |
| 2 | 8322 | 105648 |
| 3 | 5900 | 100617 |
| 4 | 12222 | 58553 |
| 5 | 22 | 41506 |
| 6 | 4444 | 35930 |
| 7 | 7777 | 32432 |
| 8 | 6622 | 26107 |
| 9 | 5901 | 19928 |
| 10 | 55522 | 18139 |
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