detection period: 2025-03-22 00:00-23:59 UTC
total number of suspected botnet IPs: 25326
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 23524
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 | 1554 |
| 2 | GOOGLE-CLOUD | 1040 |
| 3 | PAN-22 | 967 |
| 4 | AL-3 | 966 |
| 5 | HINET-NET | 858 |
| 6 | ASEPL-SG | 551 |
| 7 | CMNET | 475 |
| 8 | ALISOFT | 436 |
| 9 | KORNET-KR | 411 |
| 10 | CENSY | 397 |
The top 10 countries (as defined by the 2-character country code), ordered by the number of suspected botnet IPs are:
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | Country/Region | # of suspected botnet IPs |
|---|---|---|
| 1 | United States | 8142 |
| 2 | China | 5394 |
| 3 | India | 1162 |
| 4 | Taiwan | 1034 |
| 5 | South Korea | 774 |
| 6 | Singapore | 763 |
| 7 | Hong Kong | 651 |
| 8 | United Kingdom | 564 |
| 9 | Russian Federation | 510 |
| 10 | Brazil | 357 |
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| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 220 | 116400 |
| 2 | 22 | 48703 |
| 3 | 2201 | 45419 |
| 4 | 10000 | 32062 |
| 5 | 7722 | 25495 |
| 6 | 8182 | 25480 |
| 7 | 8555 | 25457 |
| 8 | 4455 | 25265 |
| 9 | 5900 | 23315 |
| 10 | 3572 | 22797 |
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