detection period: 2025-05-24 00:00-23:59 UTC
total number of suspected botnet IPs: 20765
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19055
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 | 1474 |
| 2 | MSFT | 1255 |
| 3 | ASEPL-SG | 1104 |
| 4 | GOOGLE-CLOUD | 997 |
| 5 | PAN-22 | 960 |
| 6 | ALISOFT | 556 |
| 7 | HURRICANE-4 | 447 |
| 8 | BSNLNET | 439 |
| 9 | VOLCANO-ENGINE | 426 |
| 10 | CENSY | 401 |
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 | 7797 |
| 2 | China | 5252 |
| 3 | Singapore | 1257 |
| 4 | India | 895 |
| 5 | Hong Kong | 494 |
| 6 | South Korea | 343 |
| 7 | United Kingdom | 311 |
| 8 | European Union | 303 |
| 9 | Indonesia | 282 |
| 10 | Russian Federation | 281 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 2255 | 70419 |
| 2 | 6666 | 59764 |
| 3 | 22 | 24530 |
| 4 | 9022 | 24074 |
| 5 | 5900 | 21074 |
| 6 | 23 | 13472 |
| 7 | 5422 | 13304 |
| 8 | 2233 | 12490 |
| 9 | 25 | 12351 |
| 10 | 2200 | 10187 |
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