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AbuseIPDB » 43.138.223.21

43.138.223.21 was found in our database!

This IP was reported 83 times. Confidence of Abuse is 62%: ?

62%

ISP	Tencent Cloud Computing (Beijing) Co., Ltd
Usage Type	Data Center/Web Hosting/Transit
ASN	AS45090
Domain Name	tencentcloud.com
Country	🇨🇳 China
City	Guangzhou, Guangdong

IP info including ISP, Usage Type, and Location provided by IPInfo. Updated weekly.

Report 43.138.223.21

Whois 43.138.223.21

IP Abuse Reports for 43.138.223.21:

This IP address has been reported a total of 83 times from 21 distinct sources. 43.138.223.21 was first reported on April 11th 2026, and the most recent report was 1 day ago.

Recent Reports: We have received reports of abusive activity from this IP address within the last week. It is potentially still actively engaged in abusive activities.

Reporter	IoA Timestamp (UTC)	Comment	Categories
Anonymous	2026-09-01 07:01:43 (1 day ago)	1788246103 - 09/01/2026 09:01:43 Host: 43.138.223.21/43.138.223.21 Port: 22 TCP Blocked ...	Port Scan
Anonymous	2026-08-30 03:29:37 (3 days ago)	2026-08-30T05:29:20.055484+02:00 HETZNER-FI-1 sshd[1559071]: Invalid user ec2-user from 43.138.223.2 ... show more 2026-08-30T05:29:20.055484+02:00 HETZNER-FI-1 sshd[1559071]: Invalid user ec2-user from 43.138.223.21 port 45310 2026-08-30T05:29:32.410072+02:00 HETZNER-FI-1 sshd[1560203]: Invalid user testuser from 43.138.223.21 port 43336 2026-08-30T05:29:36.564339+02:00 HETZNER-FI-1 sshd[1560569]: Invalid user vagrant from 43.138.223.21 port 38614 ... show less	Brute-Force SSH
🇫🇮 tcivie	2026-08-30 03:04:59 (3 days ago)	2026-08-30T03:04:31.930705+00:00 server sshd[2865672]: Invalid user ec2-user from 43.138.223.21 port ... show more 2026-08-30T03:04:31.930705+00:00 server sshd[2865672]: Invalid user ec2-user from 43.138.223.21 port 35402 2026-08-30T03:04:46.719392+00:00 server sshd[2865737]: Invalid user testuser from 43.138.223.21 port 56530 2026-08-30T03:04:58.682426+00:00 server sshd[2865759]: Invalid user moxa from 43.138.223.21 port 34346 show less	Brute-Force SSH
🇩🇪 arc21	2026-08-27 07:59:40 (6 days ago)	2026-08-27T07:58:55.343474+00:00 Dokploy sshd[2305261]: Invalid user hadoop from 43.138.223.21 port ... show more 2026-08-27T07:58:55.343474+00:00 Dokploy sshd[2305261]: Invalid user hadoop from 43.138.223.21 port 41762 2026-08-27T07:59:00.600180+00:00 Dokploy sshd[2305266]: Invalid user mailadmin from 43.138.223.21 port 55756 2026-08-27T07:59:02.559526+00:00 Dokploy sshd[2305268]: Invalid user ubnt from 43.138.223.21 port 55762 2026-08-27T07:59:18.286502+00:00 Dokploy sshd[2305297]: Invalid user ubuntu from 43.138.223.21 port 55772 2026-08-27T07:59:39.886744+00:00 Dokploy sshd[2305356]: Invalid user oracle from 43.138.223.21 port 47428 ... show less	Brute-Force SSH
🇩🇪 sledzik1984	2026-08-27 06:15:13 (6 days ago)	2026-08-27T08:14:46.141191+02:00 pbs sshd-session[785968]: pam_unix(sshd:auth): authentication failu ... show more 2026-08-27T08:14:46.141191+02:00 pbs sshd-session[785968]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.138.223.21 2026-08-27T08:14:48.233783+02:00 pbs sshd-session[785968]: Failed password for invalid user user1 from 43.138.223.21 port 53268 ssh2 2026-08-27T08:14:56.027932+02:00 pbs sshd-session[785978]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.138.223.21 user=root 2026-08-27T08:14:58.336427+02:00 pbs sshd-session[785978]: Failed password for root from 43.138.223.21 port 47660 ssh2 2026-08-27T08:15:11.810730+02:00 pbs sshd-session[785981]: Invalid user mailadmin from 43.138.223.21 port 40986 ... show less	Brute-Force SSH
🇩🇪 arc21	2026-08-27 06:13:19 (6 days ago)	2026-08-27T06:13:11.775342+00:00 game.expanse.host sshd[3688097]: pam_unix(sshd:auth): authenticatio ... show more 2026-08-27T06:13:11.775342+00:00 game.expanse.host sshd[3688097]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.138.223.21 2026-08-27T06:13:13.577208+00:00 game.expanse.host sshd[3688097]: Failed password for invalid user user1 from 43.138.223.21 port 58794 ssh2 2026-08-27T06:13:15.975467+00:00 game.expanse.host sshd[3688104]: Invalid user hadoop from 43.138.223.21 port 39088 2026-08-27T06:13:16.604708+00:00 game.expanse.host sshd[3688104]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.138.223.21 2026-08-27T06:13:18.762519+00:00 game.expanse.host sshd[3688104]: Failed password for invalid user hadoop from 43.138.223.21 port 39088 ssh2 ... show less	Brute-Force SSH
🇬🇧 gonsodany	2026-08-26 23:32:21 (6 days ago)	Aug 26 23:31:59 localhost sshd[324947]: Invalid user vagrant from 43.138.223.21 port 34582 Aug 26 23 ... show more Aug 26 23:31:59 localhost sshd[324947]: Invalid user vagrant from 43.138.223.21 port 34582 Aug 26 23:32:01 localhost sshd[324951]: Invalid user deploy from 43.138.223.21 port 44886 Aug 26 23:32:05 localhost sshd[324954]: Invalid user test from 43.138.223.21 port 44898 Aug 26 23:32:17 localhost sshd[324959]: Invalid user devuser from 43.138.223.21 port 50418 Aug 26 23:32:20 localhost sshd[324966]: Invalid user fa from 43.138.223.21 port 52918 ... show less	Brute-Force SSH
Anonymous	2026-08-26 21:33:02 (6 days ago)	Aug 27 05:32:53 vm53 sshd[613100]: Connection closed by invalid user user 43.138.223.21 port 35720 [ ... show more Aug 27 05:32:53 vm53 sshd[613100]: Connection closed by invalid user user 43.138.223.21 port 35720 [preauth] Aug 27 05:32:53 vm53 sshd[613102]: Connection from 43.138.223.21 port 35722 on 139.162.43.234 port 22 rdomain "" Aug 27 05:32:55 vm53 sshd[613102]: Invalid user ubnt from 43.138.223.21 port 35722 Aug 27 05:32:55 vm53 sshd[613102]: Connection closed by invalid user ubnt 43.138.223.21 port 35722 [preauth] Aug 27 05:32:55 vm53 sshd[613109]: Connection from 43.138.223.21 port 35062 on 139.162.43.234 port 22 rdomain "" Aug 27 05:33:01 vm53 sshd[613109]: Invalid user deploy from 43.138.223.21 port 35062 ... show less	Brute-Force SSH
🇩🇪 ghostwarriors	2026-08-26 18:50:19 (6 days ago)	Unauthorized connection attempt detected, SSH Brute-Force	Brute-Force Port Scan SSH
🇩🇪 EarlyOwl	2026-08-26 18:45:09 (6 days ago)	2026-08-26T18:45:08.671934+00:00 mail sshd[1533]: Invalid user devopsadmin from 43.138.223.21 port 4 ... show more 2026-08-26T18:45:08.671934+00:00 mail sshd[1533]: Invalid user devopsadmin from 43.138.223.21 port 42118 ... show less	Brute-Force SSH
🇩🇪 Administrator	2026-08-26 18:03:15 (6 days ago)	2026-08-26T18:02:46.569864+00:00 schulze-versmar.de sshd-session[540197]: Invalid user vps from 43.1 ... show more 2026-08-26T18:02:46.569864+00:00 schulze-versmar.de sshd-session[540197]: Invalid user vps from 43.138.223.21 port 48724 2026-08-26T18:03:11.998488+00:00 schulze-versmar.de sshd-session[540217]: Invalid user test from 43.138.223.21 port 53498 2026-08-26T18:03:14.890077+00:00 schulze-versmar.de sshd-session[540272]: Invalid user esuser from 43.138.223.21 port 54678 ... show less	Hacking SSH
🇩🇪 DAUGDE	2026-08-26 18:02:58 (6 days ago)	Aug 26 18:02:50 mail-mx2 sshd[23768]: Invalid user testuser from 43.138.223.21 port 50098 Aug 26 18: ... show more Aug 26 18:02:50 mail-mx2 sshd[23768]: Invalid user testuser from 43.138.223.21 port 50098 Aug 26 18:02:54 mail-mx2 sshd[23775]: Invalid user admin from 43.138.223.21 port 50106 Aug 26 18:02:58 mail-mx2 sshd[23779]: Invalid user vps from 43.138.223.21 port 41610 ... show less	Brute-Force SSH
🇩🇪 onlyops.app	2026-08-26 18:00:11 (6 days ago)	Brute-force login attempts on SSH \| detected by Fail2Ban (ssh jail) \| onlyops.app	Brute-Force
🇨🇳 さいとうあすか	2026-06-03 21:04:43 (2 months ago)	Jun 4 05:04:42 pbs sshd[501283]: Connection reset by 43.138.223.21 port 37544 [preauth] ...	Brute-Force SSH
🇳🇱 security.yc3a.com	2026-06-02 16:14:16 (2 months ago)	2026-06-02T17:06:21.895332+01:00 mail6 sshd-session[3678997]: refused connect from 43.138.223.21 (43 ... show more 2026-06-02T17:06:21.895332+01:00 mail6 sshd-session[3678997]: refused connect from 43.138.223.21 (43.138.223.21) 2026-06-02T17:13:53.795869+01:00 mail6 sshd-session[3684663]: refused connect from 43.138.223.21 (43.138.223.21) 2026-06-02T17:13:59.305987+01:00 mail6 sshd-session[3684676]: refused connect from 43.138.223.21 (43.138.223.21) 2026-06-02T17:14:06.883303+01:00 mail6 sshd-session[3684886]: refused connect from 43.138.223.21 (43.138.223.21) 2026-06-02T17:14:15.461952+01:00 mail6 sshd-session[3684952]: refused connect from 43.138.223.21 (43.138.223.21) show less	Brute-Force SSH

Showing 1 to 15 of 83 reports

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