detection period: 2021-11-09 00:00-23:59 UTC
total number of suspected botnet IPs: 20980
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19421
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 | 739 |
| 2 | ALISOFT | 663 |
| 3 | VIETTEL-VN | 423 |
| 4 | VNPT-VN | 407 |
| 5 | TencentCloud | 389 |
| 6 | HINET-NET | 363 |
| 7 | CMNET | 296 |
| 8 | BSNLNET | 240 |
| 9 | TELKOMNET | 232 |
| 10 | AFRINIC-042005 | 222 |
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 | 3668 |
| 2 | United States | 3261 |
| 3 | India | 1413 |
| 4 | Russian Federation | 1396 |
| 5 | Viet Nam | 1179 |
| 6 | Brazil | 1084 |
| 7 | Indonesia | 681 |
| 8 | Thailand | 558 |
| 9 | Taiwan | 487 |
| 10 | Mexico | 450 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5422 | 237737 |
| 2 | 6522 | 234744 |
| 3 | 5122 | 232870 |
| 4 | 5322 | 229499 |
| 5 | 6622 | 228667 |
| 6 | 6922 | 227330 |
| 7 | 6822 | 226428 |
| 8 | 6022 | 225511 |
| 9 | 7222 | 224363 |
| 10 | 6722 | 222959 |
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