detection period: 2021-11-03 00:00-23:59 UTC
total number of suspected botnet IPs: 20970
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19270
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 | ALISOFT | 738 |
| 2 | DIGITALOCEAN-192-241-128-0 | 721 |
| 3 | TencentCloud | 507 |
| 4 | VNPT-VN | 499 |
| 5 | VIETTEL-VN | 435 |
| 6 | HINET-NET | 303 |
| 7 | TELKOMNET | 243 |
| 8 | AFRINIC-042005 | 240 |
| 9 | AT-88-Z | 228 |
| 10 | BSNLNET | 217 |
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 | China | 3848 |
| 2 | United States | 3426 |
| 3 | India | 1413 |
| 4 | Russian Federation | 1290 |
| 5 | Viet Nam | 1270 |
| 6 | Brazil | 1042 |
| 7 | Indonesia | 669 |
| 8 | Thailand | 549 |
| 9 | Taiwan | 422 |
| 10 | Mexico | 404 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 2231 | 189219 |
| 2 | 6622 | 172410 |
| 3 | 7022 | 168813 |
| 4 | 5422 | 165479 |
| 5 | 6522 | 164719 |
| 6 | 6922 | 163652 |
| 7 | 5122 | 162400 |
| 8 | 6222 | 161649 |
| 9 | 6022 | 161228 |
| 10 | 6122 | 160418 |
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