detection period: 2026-02-04 00:00-23:59 UTC
total number of suspected botnet IPs: 20257
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 18629
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 | MSFT | 1368 |
| 2 | AL-3 | 1223 |
| 3 | GOOGLE-CLOUD | 1007 |
| 4 | PAN-22 | 946 |
| 5 | VOLCANO-ENGINE | 509 |
| 6 | FR-ONYPHE-20191111 | 416 |
| 7 | ASEPL-SG | 410 |
| 8 | ALISOFT | 395 |
| 9 | CENSY | 378 |
| 10 | CMNET | 278 |
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 | 8594 |
| 2 | China | 3986 |
| 3 | Singapore | 718 |
| 4 | France | 512 |
| 5 | India | 473 |
| 6 | Hong Kong | 411 |
| 7 | Netherlands | 385 |
| 8 | South Korea | 362 |
| 9 | Russian Federation | 334 |
| 10 | Indonesia | 314 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 523518 |
| 2 | 4321 | 132757 |
| 3 | 5555 | 101992 |
| 4 | 5630 | 98833 |
| 5 | 2242 | 73282 |
| 6 | 4160 | 73045 |
| 7 | 7654 | 72788 |
| 8 | 22 | 69435 |
| 9 | 2255 | 64631 |
| 10 | 8024 | 59068 |
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | MSFT | 1417 |
| 2 | AL-3 | 1262 |
| 3 | GOOGLE-CLOUD | 1006 |
| 4 | PAN-22 | 950 |
| 5 | VOLCANO-ENGINE | 512 |
| 6 | FR-ONYPHE-20191111 | 416 |
| 7 | ASEPL-SG | 416 |
| 8 | CENSY | 371 |
| 9 | ALISOFT | 337 |
| 10 | CMNET | 278 |
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 | 8863 |
| 2 | China | 3868 |
| 3 | Singapore | 728 |
| 4 | India | 500 |
| 5 | France | 500 |
| 6 | Hong Kong | 419 |
| 7 | Netherlands | 378 |
| 8 | Russian Federation | 363 |
| 9 | Indonesia | 348 |
| 10 | South Korea | 331 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 467798 |
| 2 | 4160 | 104056 |
| 3 | 5555 | 88359 |
| 4 | 2242 | 81005 |
| 5 | 7654 | 80991 |
| 6 | 2255 | 70652 |
| 7 | 2201 | 63428 |
| 8 | 2219 | 59252 |
| 9 | 9999 | 52248 |
| 10 | 22 | 45236 |
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | MSFT | 1385 |
| 2 | GOOGLE-CLOUD | 1008 |
| 3 | AL-3 | 999 |
| 4 | PAN-22 | 948 |
| 5 | VOLCANO-ENGINE | 548 |
| 6 | ASEPL-SG | 434 |
| 7 | FR-ONYPHE-20191111 | 416 |
| 8 | ALISOFT | 377 |
| 9 | CENSY | 374 |
| 10 | CMNET | 291 |
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 | 7835 |
| 2 | China | 4145 |
| 3 | Singapore | 745 |
| 4 | France | 530 |
| 5 | India | 473 |
| 6 | Hong Kong | 419 |
| 7 | South Korea | 356 |
| 8 | Netherlands | 347 |
| 9 | Russian Federation | 345 |
| 10 | Indonesia | 338 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 400198 |
| 2 | 4160 | 91420 |
| 3 | 7654 | 69023 |
| 4 | 9999 | 60808 |
| 5 | 2242 | 60027 |
| 6 | 2219 | 58486 |
| 7 | 22 | 55565 |
| 8 | 2255 | 45358 |
| 9 | 8141 | 44515 |
| 10 | 2201 | 40446 |
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | MSFT | 1421 |
| 2 | GOOGLE-CLOUD | 1007 |
| 3 | PAN-22 | 950 |
| 4 | AL-3 | 948 |
| 5 | VOLCANO-ENGINE | 470 |
| 6 | ASEPL-SG | 423 |
| 7 | FR-ONYPHE-20191111 | 416 |
| 8 | ALISOFT | 380 |
| 9 | CENSY | 377 |
| 10 | CMNET | 316 |
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 | 8438 |
| 2 | China | 4315 |
| 3 | Singapore | 813 |
| 4 | France | 492 |
| 5 | India | 440 |
| 6 | Hong Kong | 407 |
| 7 | South Korea | 383 |
| 8 | Russian Federation | 338 |
| 9 | Netherlands | 319 |
| 10 | Indonesia | 244 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 463685 |
| 2 | 22 | 68871 |
| 3 | 2242 | 68145 |
| 4 | 6666 | 67381 |
| 5 | 9999 | 50722 |
| 6 | 6000 | 38353 |
| 7 | 2026 | 30386 |
| 8 | 6001 | 29335 |
| 9 | 2222 | 28310 |
| 10 | 5902 | 26415 |
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | MSFT | 1453 |
| 2 | GOOGLE-CLOUD | 1008 |
| 3 | PAN-22 | 950 |
| 4 | AL-3 | 906 |
| 5 | BYTEPLUS-SG | 811 |
| 6 | VOLCANO-ENGINE | 472 |
| 7 | ASEPL-SG | 429 |
| 8 | ALISOFT | 387 |
| 9 | CENSY | 378 |
| 10 | FR-ONYPHE-20191111 | 368 |
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 | 7786 |
| 2 | China | 4015 |
| 3 | Singapore | 1428 |
| 4 | India | 481 |
| 5 | France | 415 |
| 6 | Hong Kong | 407 |
| 7 | South Korea | 379 |
| 8 | Russian Federation | 351 |
| 9 | Netherlands | 295 |
| 10 | Brazil | 265 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 394726 |
| 2 | 6666 | 86334 |
| 3 | 8811 | 67494 |
| 4 | 3332 | 62051 |
| 5 | 1234 | 55386 |
| 6 | 6000 | 49485 |
| 7 | 22 | 48413 |
| 8 | 9999 | 46757 |
| 9 | 22001 | 36715 |
| 10 | 2022 | 33951 |