detection period: 2025-11-30 00:00-23:59 UTC
total number of suspected botnet IPs: 21261
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19954
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 | 1506 |
| 2 | AL-3 | 1109 |
| 3 | GOOGLE-CLOUD | 1005 |
| 4 | PAN-22 | 949 |
| 5 | BYTEPLUS-SG | 752 |
| 6 | ASEPL-SG | 698 |
| 7 | VOLCANO-ENGINE | 560 |
| 8 | ALISOFT | 425 |
| 9 | CENSY | 381 |
| 10 | LINODE-US | 312 |
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 | 8657 |
| 2 | China | 3851 |
| 3 | Singapore | 1723 |
| 4 | Hong Kong | 458 |
| 5 | United Kingdom | 396 |
| 6 | India | 371 |
| 7 | South Korea | 349 |
| 8 | Netherlands | 327 |
| 9 | Brazil | 297 |
| 10 | Germany | 296 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 116451 |
| 2 | 6262 | 112280 |
| 3 | 5555 | 91305 |
| 4 | 22 | 56366 |
| 5 | 3335 | 40168 |
| 6 | 55222 | 38131 |
| 7 | 5588 | 26862 |
| 8 | 2002 | 24947 |
| 9 | 5901 | 23184 |
| 10 | 7777 | 20818 |
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