(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for February 2026.
detection period: 2026-02-27 00:00-23:59 UTC
total number of suspected botnet IPs: 22184
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 21037
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 | AL-3 | 1711 |
| 2 | MSFT | 1300 |
| 3 | GOOGLE-CLOUD | 1008 |
| 4 | PAN-22 | 950 |
| 5 | ASEPL-SG | 735 |
| 6 | VOLCANO-ENGINE | 510 |
| 7 | FR-ONYPHE-20191111 | 434 |
| 8 | CENSY | 372 |
| 9 | ALISOFT | 355 |
| 10 | CMNET | 289 |
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 | 9419 |
| 2 | China | 4131 |
| 3 | Singapore | 1113 |
| 4 | France | 576 |
| 5 | India | 467 |
| 6 | Hong Kong | 466 |
| 7 | Indonesia | 431 |
| 8 | Netherlands | 419 |
| 9 | South Korea | 418 |
| 10 | Russian Federation | 342 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 99121 |
| 2 | 9011 | 98737 |
| 3 | 22 | 81378 |
| 4 | 7549 | 79014 |
| 5 | 3510 | 67197 |
| 6 | 12274 | 65591 |
| 7 | 5426 | 64108 |
| 8 | 7392 | 58814 |
| 9 | 4583 | 52827 |
| 10 | 2221 | 50540 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for February 2026.
detection period: 2026-02-26 00:00-23:59 UTC
total number of suspected botnet IPs: 20373
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19378
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 | 1108 |
| 2 | GOOGLE-CLOUD | 1010 |
| 3 | PAN-22 | 949 |
| 4 | AL-3 | 923 |
| 5 | VOLCANO-ENGINE | 480 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | ASEPL-SG | 395 |
| 8 | CENSY | 369 |
| 9 | ALISOFT | 347 |
| 10 | LINODE-US | 330 |
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 | 9183 |
| 2 | China | 3955 |
| 3 | Singapore | 699 |
| 4 | France | 557 |
| 5 | India | 439 |
| 6 | Hong Kong | 430 |
| 7 | South Korea | 401 |
| 8 | Netherlands | 398 |
| 9 | Russian Federation | 328 |
| 10 | Indonesia | 326 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 102816 |
| 2 | 22 | 88395 |
| 3 | 3018 | 48657 |
| 4 | 2221 | 48197 |
| 5 | 9011 | 46920 |
| 6 | 5918 | 46058 |
| 7 | 9998 | 45055 |
| 8 | 8022 | 36312 |
| 9 | 2245 | 35328 |
| 10 | 5902 | 34169 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for February 2026.
detection period: 2026-02-25 00:00-23:59 UTC
total number of suspected botnet IPs: 20582
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19363
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 | AL-3 | 1307 |
| 2 | MSFT | 1193 |
| 3 | GOOGLE-CLOUD | 1003 |
| 4 | PAN-22 | 948 |
| 5 | VOLCANO-ENGINE | 484 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | ASEPL-SG | 383 |
| 8 | CENSY | 381 |
| 9 | CMNET | 380 |
| 10 | ALISOFT | 334 |
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 | 8425 |
| 2 | China | 4355 |
| 3 | Singapore | 736 |
| 4 | France | 568 |
| 5 | Hong Kong | 471 |
| 6 | India | 447 |
| 7 | United Kingdom | 447 |
| 8 | South Korea | 415 |
| 9 | Netherlands | 398 |
| 10 | Indonesia | 335 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 119479 |
| 2 | 9075 | 100212 |
| 3 | 6852 | 99892 |
| 4 | 22 | 95516 |
| 5 | 6402 | 91147 |
| 6 | 5072 | 88638 |
| 7 | 7081 | 81461 |
| 8 | 2008 | 81160 |
| 9 | 7072 | 78006 |
| 10 | 35075 | 76902 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for February 2026.
detection period: 2026-02-24 00:00-23:59 UTC
total number of suspected botnet IPs: 20802
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19658
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 | AL-3 | 1303 |
| 2 | MSFT | 1167 |
| 3 | GOOGLE-CLOUD | 1006 |
| 4 | PAN-22 | 947 |
| 5 | VOLCANO-ENGINE | 485 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | ASEPL-SG | 409 |
| 8 | CENSY | 378 |
| 9 | ALISOFT | 330 |
| 10 | UCLOUD-HK | 284 |
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 | 9310 |
| 2 | China | 4149 |
| 3 | Singapore | 764 |
| 4 | France | 549 |
| 5 | Hong Kong | 445 |
| 6 | Netherlands | 403 |
| 7 | South Korea | 395 |
| 8 | India | 369 |
| 9 | United Kingdom | 367 |
| 10 | Indonesia | 324 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 111754 |
| 2 | 7434 | 99447 |
| 3 | 27053 | 98354 |
| 4 | 22 | 92296 |
| 5 | 3061 | 90272 |
| 6 | 5010 | 81789 |
| 7 | 39051 | 68693 |
| 8 | 4062 | 65680 |
| 9 | 34053 | 57140 |
| 10 | 5061 | 56570 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for February 2026.
detection period: 2026-02-23 00:00-23:59 UTC
total number of suspected botnet IPs: 20250
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19013
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 | 1148 |
| 2 | AL-3 | 1079 |
| 3 | GOOGLE-CLOUD | 990 |
| 4 | PAN-22 | 947 |
| 5 | VOLCANO-ENGINE | 483 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | ASEPL-SG | 397 |
| 8 | CENSY | 379 |
| 9 | ALISOFT | 335 |
| 10 | UCLOUD-HK | 272 |
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 | 8486 |
| 2 | China | 4094 |
| 3 | Singapore | 770 |
| 4 | France | 559 |
| 5 | Hong Kong | 454 |
| 6 | India | 437 |
| 7 | Netherlands | 412 |
| 8 | South Korea | 379 |
| 9 | Indonesia | 335 |
| 10 | Russian Federation | 309 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 22 | 162868 |
| 2 | 5900 | 117605 |
| 3 | 13047 | 99940 |
| 4 | 17051 | 62217 |
| 5 | 38041 | 57813 |
| 6 | 14053 | 57733 |
| 7 | 2221 | 57107 |
| 8 | 15047 | 55517 |
| 9 | 8054 | 54421 |
| 10 | 7051 | 51117 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for February 2026.
detection period: 2026-02-22 00:00-23:59 UTC
total number of suspected botnet IPs: 20227
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19259
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 | 1135 |
| 2 | GOOGLE-CLOUD | 1002 |
| 3 | PAN-22 | 950 |
| 4 | AL-3 | 947 |
| 5 | VOLCANO-ENGINE | 485 |
| 6 | FR-ONYPHE-20191111 | 447 |
| 7 | ASEPL-SG | 388 |
| 8 | CENSY | 378 |
| 9 | ALISOFT | 327 |
| 10 | LINODE-US | 279 |
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 | 9019 |
| 2 | China | 3929 |
| 3 | Singapore | 710 |
| 4 | France | 554 |
| 5 | Hong Kong | 432 |
| 6 | Netherlands | 431 |
| 7 | India | 402 |
| 8 | South Korea | 336 |
| 9 | Russian Federation | 301 |
| 10 | Indonesia | 290 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 134802 |
| 2 | 22 | 103575 |
| 3 | 2221 | 57053 |
| 4 | 4622 | 47348 |
| 5 | 2245 | 40982 |
| 6 | 5902 | 40012 |
| 7 | 50122 | 39583 |
| 8 | 10008 | 38567 |
| 9 | 10002 | 38378 |
| 10 | 2222 | 37506 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for February 2026.
detection period: 2026-02-21 00:00-23:59 UTC
total number of suspected botnet IPs: 18631
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 17665
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 | 1083 |
| 2 | GOOGLE-CLOUD | 1003 |
| 3 | PAN-22 | 950 |
| 4 | AL-3 | 938 |
| 5 | VOLCANO-ENGINE | 492 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | ASEPL-SG | 382 |
| 8 | CENSY | 379 |
| 9 | ALISOFT | 330 |
| 10 | UCLOUD-HK | 240 |
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 | 7596 |
| 2 | China | 4009 |
| 3 | Singapore | 671 |
| 4 | France | 571 |
| 5 | Hong Kong | 430 |
| 6 | India | 414 |
| 7 | Netherlands | 351 |
| 8 | Indonesia | 332 |
| 9 | South Korea | 321 |
| 10 | Russian Federation | 309 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 113464 |
| 2 | 2221 | 54286 |
| 3 | 22 | 41785 |
| 4 | 5902 | 36886 |
| 5 | 7000 | 35499 |
| 6 | 2245 | 33363 |
| 7 | 10008 | 31900 |
| 8 | 2222 | 31691 |
| 9 | 6222 | 31653 |
| 10 | 50122 | 30978 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for February 2026.
detection period: 2026-02-20 00:00-23:59 UTC
total number of suspected botnet IPs: 21338
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 20135
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 | AL-3 | 1322 |
| 2 | MSFT | 1210 |
| 3 | GOOGLE-CLOUD | 1010 |
| 4 | PAN-22 | 950 |
| 5 | VOLCANO-ENGINE | 496 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | ASEPL-SG | 398 |
| 8 | CENSY | 381 |
| 9 | ALISOFT | 338 |
| 10 | CMNET | 305 |
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 | 8925 |
| 2 | China | 4478 |
| 3 | Singapore | 755 |
| 4 | France | 569 |
| 5 | India | 511 |
| 6 | Hong Kong | 453 |
| 7 | Netherlands | 424 |
| 8 | Indonesia | 376 |
| 9 | Russian Federation | 368 |
| 10 | South Korea | 324 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 121986 |
| 2 | 22 | 78737 |
| 3 | 2221 | 56913 |
| 4 | 1022 | 55901 |
| 5 | 11021 | 46952 |
| 6 | 7422 | 46369 |
| 7 | 4400 | 44772 |
| 8 | 6822 | 42543 |
| 9 | 8322 | 41706 |
| 10 | 19021 | 37843 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for February 2026.
detection period: 2026-02-19 00:00-23:59 UTC
total number of suspected botnet IPs: 21883
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 20713
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 | AL-3 | 1322 |
| 2 | MSFT | 1187 |
| 3 | GOOGLE-CLOUD | 1010 |
| 4 | PAN-22 | 950 |
| 5 | VOLCANO-ENGINE | 502 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | ASEPL-SG | 414 |
| 8 | CENSY | 381 |
| 9 | ALISOFT | 345 |
| 10 | CMNET | 302 |
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 | 9429 |
| 2 | China | 4463 |
| 3 | Singapore | 754 |
| 4 | France | 578 |
| 5 | India | 495 |
| 6 | Hong Kong | 447 |
| 7 | Netherlands | 430 |
| 8 | Indonesia | 395 |
| 9 | Russian Federation | 380 |
| 10 | Germany | 334 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 128943 |
| 2 | 6000 | 81286 |
| 3 | 7021 | 66680 |
| 4 | 2221 | 58986 |
| 5 | 22 | 58664 |
| 6 | 1022 | 43938 |
| 7 | 38014 | 41127 |
| 8 | 4021 | 40041 |
| 9 | 7500 | 39989 |
| 10 | 2243 | 35205 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for February 2026.
detection period: 2026-02-18 00:00-23:59 UTC
total number of suspected botnet IPs: 21157
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19980
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 | AL-3 | 1255 |
| 2 | MSFT | 1253 |
| 3 | GOOGLE-CLOUD | 1007 |
| 4 | PAN-22 | 948 |
| 5 | VOLCANO-ENGINE | 514 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | ASEPL-SG | 406 |
| 8 | CENSY | 383 |
| 9 | ALISOFT | 343 |
| 10 | CMNET | 280 |
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 | 8704 |
| 2 | China | 4310 |
| 3 | Singapore | 708 |
| 4 | France | 587 |
| 5 | India | 522 |
| 6 | Hong Kong | 461 |
| 7 | Indonesia | 439 |
| 8 | Netherlands | 401 |
| 9 | Russian Federation | 391 |
| 10 | South Korea | 355 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 216022 |
| 2 | 2243 | 95430 |
| 3 | 2083 | 73482 |
| 4 | 6000 | 72035 |
| 5 | 5321 | 63015 |
| 6 | 38003 | 51725 |
| 7 | 2221 | 51420 |
| 8 | 2922 | 49881 |
| 9 | 7025 | 48164 |
| 10 | 22 | 47809 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for February 2026.
detection period: 2026-02-17 00:00-23:59 UTC
total number of suspected botnet IPs: 20726
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19596
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 | 1390 |
| 2 | AL-3 | 1097 |
| 3 | GOOGLE-CLOUD | 1006 |
| 4 | PAN-22 | 949 |
| 5 | VOLCANO-ENGINE | 461 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | CENSY | 380 |
| 8 | ASEPL-SG | 374 |
| 9 | ALISOFT | 338 |
| 10 | cloud | 300 |
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 | 9285 |
| 2 | China | 4071 |
| 3 | Singapore | 638 |
| 4 | France | 564 |
| 5 | India | 480 |
| 6 | Netherlands | 412 |
| 7 | Hong Kong | 399 |
| 8 | Germany | 317 |
| 9 | Russian Federation | 309 |
| 10 | South Korea | 305 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 291765 |
| 2 | 2243 | 95495 |
| 3 | 2221 | 49645 |
| 4 | 2083 | 44520 |
| 5 | 22 | 42028 |
| 6 | 5804 | 35731 |
| 7 | 5321 | 34136 |
| 8 | 5986 | 32982 |
| 9 | 2922 | 28255 |
| 10 | 5902 | 27755 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for February 2026.
detection period: 2026-02-16 00:00-23:59 UTC
total number of suspected botnet IPs: 19886
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 18815
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 | 1463 |
| 2 | AL-3 | 1307 |
| 3 | GOOGLE-CLOUD | 999 |
| 4 | PAN-22 | 946 |
| 5 | VOLCANO-ENGINE | 467 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | ASEPL-SG | 388 |
| 8 | CENSY | 375 |
| 9 | ALISOFT | 328 |
| 10 | cloud | 309 |
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 | 8858 |
| 2 | China | 4379 |
| 3 | Singapore | 690 |
| 4 | France | 548 |
| 5 | Netherlands | 443 |
| 6 | Hong Kong | 403 |
| 7 | India | 342 |
| 8 | Germany | 274 |
| 9 | Indonesia | 261 |
| 10 | South Korea | 251 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 358953 |
| 2 | 2243 | 92775 |
| 3 | 3345 | 61071 |
| 4 | 22 | 57896 |
| 5 | 5804 | 57416 |
| 6 | 5008 | 52467 |
| 7 | 2221 | 47133 |
| 8 | 2922 | 46013 |
| 9 | 5986 | 32525 |
| 10 | 2100 | 30773 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for February 2026.
detection period: 2026-02-15 00:00-23:59 UTC
total number of suspected botnet IPs: 20205
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 18808
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 | 1460 |
| 2 | AL-3 | 1334 |
| 3 | GOOGLE-CLOUD | 1003 |
| 4 | PAN-22 | 949 |
| 5 | VOLCANO-ENGINE | 466 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | ASEPL-SG | 393 |
| 8 | CENSY | 379 |
| 9 | ALISOFT | 341 |
| 10 | CMNET | 295 |
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 | 9401 |
| 2 | China | 3572 |
| 3 | Singapore | 723 |
| 4 | France | 564 |
| 5 | Netherlands | 508 |
| 6 | India | 405 |
| 7 | Hong Kong | 404 |
| 8 | South Korea | 330 |
| 9 | United Kingdom | 281 |
| 10 | Russian Federation | 257 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 349572 |
| 2 | 2243 | 95603 |
| 3 | 22 | 66240 |
| 4 | 3345 | 62911 |
| 5 | 2100 | 59950 |
| 6 | 9022 | 53694 |
| 7 | 1973 | 49875 |
| 8 | 2221 | 47320 |
| 9 | 5804 | 47070 |
| 10 | 14000 | 37234 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for February 2026.
detection period: 2026-02-14 00:00-23:59 UTC
total number of suspected botnet IPs: 19136
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 18195
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 | 1441 |
| 2 | AL-3 | 1306 |
| 3 | GOOGLE-CLOUD | 1002 |
| 4 | PAN-22 | 950 |
| 5 | VOLCANO-ENGINE | 473 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | ASEPL-SG | 402 |
| 8 | CENSY | 380 |
| 9 | ALISOFT | 346 |
| 10 | cloud | 326 |
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 | 8875 |
| 2 | China | 3758 |
| 3 | Singapore | 720 |
| 4 | France | 557 |
| 5 | Hong Kong | 405 |
| 6 | India | 403 |
| 7 | Netherlands | 396 |
| 8 | South Korea | 290 |
| 9 | Germany | 281 |
| 10 | United Kingdom | 279 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 355235 |
| 2 | 2243 | 95517 |
| 3 | 3345 | 49857 |
| 4 | 12343 | 47652 |
| 5 | 2221 | 47531 |
| 6 | 22 | 44180 |
| 7 | 9022 | 35095 |
| 8 | 6697 | 32473 |
| 9 | 9125 | 30086 |
| 10 | 5001 | 29457 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for February 2026.
detection period: 2026-02-13 00:00-23:59 UTC
total number of suspected botnet IPs: 19596
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 18591
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 | 1420 |
| 2 | AL-3 | 1214 |
| 3 | GOOGLE-CLOUD | 1009 |
| 4 | PAN-22 | 950 |
| 5 | VOLCANO-ENGINE | 473 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | ASEPL-SG | 410 |
| 8 | CENSY | 383 |
| 9 | cloud | 323 |
| 10 | ALISOFT | 322 |
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 | 8906 |
| 2 | China | 3988 |
| 3 | Singapore | 732 |
| 4 | France | 556 |
| 5 | Netherlands | 425 |
| 6 | India | 417 |
| 7 | Hong Kong | 393 |
| 8 | South Korea | 310 |
| 9 | Indonesia | 302 |
| 10 | Russian Federation | 280 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 362216 |
| 2 | 2243 | 93897 |
| 3 | 22 | 55549 |
| 4 | 5259 | 37475 |
| 5 | 9003 | 36625 |
| 6 | 2221 | 30114 |
| 7 | 3301 | 26099 |
| 8 | 1122 | 25656 |
| 9 | 4646 | 25289 |
| 10 | 5901 | 24100 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for February 2026.
detection period: 2026-02-12 00:00-23:59 UTC
total number of suspected botnet IPs: 20986
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19908
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:
