detection period: 2025-05-30 00:00-23:59 UTC
total number of suspected botnet IPs: 24938
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 23011
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 | 1569 |
| 2 | AL-3 | 1554 |
| 3 | BSNLNET | 1095 |
| 4 | ASEPL-SG | 1045 |
| 5 | GOOGLE-CLOUD | 1007 |
| 6 | PAN-22 | 959 |
| 7 | KORNET-KR | 622 |
| 8 | ALISOFT | 500 |
| 9 | VOLCANO-ENGINE | 452 |
| 10 | HURRICANE-4 | 452 |
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 | 8343 |
| 2 | China | 5284 |
| 3 | India | 1901 |
| 4 | Singapore | 1221 |
| 5 | South Korea | 850 |
| 6 | Hong Kong | 530 |
| 7 | Russian Federation | 447 |
| 8 | Indonesia | 420 |
| 9 | Venezuela | 412 |
| 10 | United Kingdom | 389 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 4444 | 66353 |
| 2 | 2023 | 62288 |
| 3 | 7777 | 53713 |
| 4 | 2021 | 44863 |
| 5 | 2024 | 43494 |
| 6 | 8008 | 29199 |
| 7 | 23 | 24303 |
| 8 | 22 | 23916 |
| 9 | 5900 | 21060 |
| 10 | 2020 | 19604 |
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