detection period: 2025-11-29 00:00-23:59 UTC
total number of suspected botnet IPs: 21538
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 20163
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 | 1511 |
| 2 | AL-3 | 1102 |
| 3 | GOOGLE-CLOUD | 1006 |
| 4 | PAN-22 | 949 |
| 5 | BYTEPLUS-SG | 752 |
| 6 | ASEPL-SG | 697 |
| 7 | VOLCANO-ENGINE | 554 |
| 8 | ALISOFT | 414 |
| 9 | CENSY | 382 |
| 10 | CMNET | 329 |
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 | 7933 |
| 2 | China | 4072 |
| 3 | Singapore | 1608 |
| 4 | India | 545 |
| 5 | Hong Kong | 510 |
| 6 | South Korea | 441 |
| 7 | Russian Federation | 388 |
| 8 | United Kingdom | 375 |
| 9 | Brazil | 347 |
| 10 | Indonesia | 327 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 110487 |
| 2 | 5555 | 108141 |
| 3 | 8322 | 90717 |
| 4 | 6262 | 89494 |
| 5 | 22 | 43964 |
| 6 | 7777 | 31824 |
| 7 | 6622 | 25925 |
| 8 | 5901 | 20892 |
| 9 | 13333 | 20171 |
| 10 | 5588 | 19412 |
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