detection period: 2025-06-02 00:00-23:59 UTC
total number of suspected botnet IPs: 24524
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 22483
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 | AL-3 | 1606 |
| 2 | MSFT | 1566 |
| 3 | ASEPL-SG | 1193 |
| 4 | KORNET-KR | 1075 |
| 5 | BSNLNET | 1051 |
| 6 | GOOGLE-CLOUD | 982 |
| 7 | PAN-22 | 946 |
| 8 | ALISOFT | 526 |
| 9 | VOLCANO-ENGINE | 446 |
| 10 | HURRICANE-4 | 423 |
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 | 8242 |
| 2 | China | 4654 |
| 3 | India | 1825 |
| 4 | Singapore | 1361 |
| 5 | South Korea | 1330 |
| 6 | Hong Kong | 499 |
| 7 | Indonesia | 451 |
| 8 | Venezuela | 424 |
| 9 | Russian Federation | 382 |
| 10 | United Kingdom | 333 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 4444 | 69155 |
| 2 | 9003 | 55179 |
| 3 | 23 | 49076 |
| 4 | 27022 | 43887 |
| 5 | 7777 | 43173 |
| 6 | 2230 | 28778 |
| 7 | 2210 | 26063 |
| 8 | 22 | 24210 |
| 9 | 20122 | 23077 |
| 10 | 7222 | 22597 |
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