detection period: 2020-05-31 00:00-23:59 UTC
total number of suspected botnet IPs: 29175
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 27799
number of spam blocked: 0
recipient count of spam blocked: 0
The top 10 networks (as found in WHOIS), ordered by number of suspected botnet IPs are:
| Rank | Network | # of suspected botnet IPs |
|---|
| 1 | TencentCloud | 1265 |
| 2 | Baidu | 941 |
| 3 | TENCENT-CN | 747 |
| 4 | HINET-NET | 643 |
| 5 | VNPT-VN | 547 |
| 6 | DIGITALOCEAN-162-243-0-0 | 527 |
| 7 | ALISOFT | 459 |
| 8 | KORNET | 390 |
| 9 | CHINANET-GD | 363 |
| 10 | CHINANET-JS | 348 |
The top 10 countries (as defined by the 2-character country code), ordered by number of suspected botnet IPs are:
| Rank | Country/Region | # of suspected botnet IPs |
|---|
| 1 | China | 8049 |
| 2 | United States | 3354 |
| 3 | Russian Federation | 1582 |
| 4 | Brazil | 1390 |
| 5 | Viet Nam | 1285 |
| 6 | India | 1050 |
| 7 | France | 917 |
| 8 | Taiwan | 836 |
| 9 | South Korea | 658 |
| 10 | Indonesia | 648 |
The top 10 TCP ports, ordered by number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 789 | 485155 |
| 2 | 2001 | 147322 |
| 3 | 3022 | 137128 |
| 4 | 123 | 109927 |
| 5 | 121 | 107350 |
| 6 | 445 | 92887 |
| 7 | 1212 | 72048 |
| 8 | 22 | 71322 |
| 9 | 7023 | 58341 |
| 10 | 23 | 51589 |
