detection period: 2021-12-05 00:00-23:59 UTC
total number of suspected botnet IPs: 18369
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 16935
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 | DIGITALOCEAN-192-241-128-0 | 725 |
| 2 | ALISOFT | 643 |
| 3 | HINET-NET | 321 |
| 4 | CMNET | 289 |
| 5 | VNPT-VN | 283 |
| 6 | TencentCloud | 266 |
| 7 | VIETTEL-VN | 264 |
| 8 | AFRINIC-042005 | 202 |
| 9 | KORNET | 191 |
| 10 | LINODE-US | 154 |
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 | 3314 |
| 2 | China | 3228 |
| 3 | Russian Federation | 1265 |
| 4 | India | 895 |
| 5 | Brazil | 868 |
| 6 | Viet Nam | 802 |
| 7 | Indonesia | 452 |
| 8 | Taiwan | 443 |
| 9 | South Korea | 405 |
| 10 | Mexico | 358 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 9022 | 137779 |
| 2 | 9023 | 98433 |
| 3 | 8722 | 95889 |
| 4 | 10022 | 90899 |
| 5 | 10011 | 85774 |
| 6 | 8022 | 81799 |
| 7 | 8322 | 80822 |
| 8 | 7922 | 80210 |
| 9 | 9122 | 79058 |
| 10 | 9522 | 78976 |
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