This IP address has been reported a total of
13
times from
12 distinct
sources.
223.104.43.55 was first reported on
, and the most recent report was
.
In the last 60 days, the top reporter locations were:
Germany
with 4
reports;
Czechia
with 2
reports;
Belarus
with 1
report.
The most common categories in these recent reports were:
SSH
10
times;
Brute-Force
9
times.
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.
SSH Brute force: 7 attempts were recorded from 223.104.43.55
2026-10-14T10:37:34+02:00 Invalid user ...
show moreSSH Brute force: 7 attempts were recorded from 223.104.43.55
2026-10-14T10:37:34+02:00 Invalid user sysadmin from 223.104.43.55 port 42909
2026-10-14T10:45:54+02:00 Invalid user amaldonado from 223.104.43.55 port 42910
2026-10-14T10:37:34+02:00 Invalid user sysadmin from 223.104.43.55 port 23730
2026-10-14T10:45:54+02:00 Invalid user amaldonado from 223.104.43.55 port 23738
2026-10-14T10:46:15+02:00 Disconnected from authenticating user root 223.104.43.55 port 23739 [preauth]
2026-10-14T10:50:35+02:00 Invalid user matheus from 223.104.43.55 port 23740
2026-10-14T10:51:12+02:00 Disconnected from authenticating user root 223.104.43.55 port 23741 [preauth]
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Invalid user tezos from 223.104.43.55 pam_unix(sshd:auth): authentication failure; logname= uid=0 eu ...
show moreInvalid user tezos from 223.104.43.55 pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=223.104.43.55 | Failed password for invalid user tezos from 223.104.43.55
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Oct 13 21:43:37 Debian-1202-bookworm-amd64-base sshd[1460696]: Failed password for invalid user test ...
show moreOct 13 21:43:37 Debian-1202-bookworm-amd64-base sshd[1460696]: Failed password for invalid user test01 from 223.104.43.55 port 4786 ssh2
Oct 13 21:49:43 Debian-1202-bookworm-amd64-base sshd[1720528]: Invalid user test from 223.104.43.55 port 4787
Oct 13 21:49:43 Debian-1202-bookworm-amd64-base sshd[1720528]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=223.104.43.55
Oct 13 21:49:45 Debian-1202-bookworm-amd64-base sshd[1720528]: Failed password for invalid user test from 223.104.43.55 port 4787 ssh2
Oct 13 21:51:57 Debian-1202-bookworm-amd64-base sshd[1815771]: Invalid user ftpuser from 223.104.43.55 port 4788
...
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SSH Brute force: 2 attempts were recorded from 223.104.43.55
2026-10-13T15:14:04+02:00 Disconnected ...
show moreSSH Brute force: 2 attempts were recorded from 223.104.43.55
2026-10-13T15:14:04+02:00 Disconnected from authenticating user root 223.104.43.55 port 6298 [preauth]
2026-10-13T15:17:47+02:00 Disconnected from authenticating user root 223.104.43.55 port 6299 [preauth]
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Oct 13 05:40:58 SE1 sshd[3444327]: Invalid user debian from 223.104.43.55 port 41681
...
Brute-Force
SSH
Anonymous
T: f2b ssh aggressive 3x
Brute-Force
SSH
Anonymous
Oct 13 04:53:42 f2b auth.info sshd[16851]: Invalid user cloud from 223.104.43.55 port 10218
Oct 13 0 ...
show moreOct 13 04:53:42 f2b auth.info sshd[16851]: Invalid user cloud from 223.104.43.55 port 10218
Oct 13 04:53:42 f2b auth.info sshd[16851]: Failed password for invalid user cloud from 223.104.43.55 port 10218 ssh2
Oct 13 04:53:42 f2b auth.info sshd[16851]: Disconnected from invalid user cloud 223.104.43.55 port 10218 [preauth]
...
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223.104.43.55 | Port: 9347 | DNS: 223.104.43.55 2026-05-25T14:06:33+08:00 Asia/Shanghai | IPs res er ...
show more223.104.43.55 | Port: 9347 | DNS: 223.104.43.55 2026-05-25T14:06:33+08:00 Asia/Shanghai | IPs res erved list | UA: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/143.0.0.0 Safari/537.36 HTTP/1.1 443 GET | URL: /zh/%e5%88%9d%e5%ad%a6%e8%80%85%e6%8c%87%e5%8d%97/%e5%93%aa%e7%a7%8d%e9%a3%9f%e7%94%a8%e8%89%b2%e7%b4%a0%e6%9b%b4%e9%80%82%e5%90%88gumpaste?af2f1cac2fdeb13f=afd2c3bcc12d2cfcb | Ref: - | Country: CN/China/+08:00 IP City: Beijing macOS a0125ac5aff2219a-HKG/Hong Kong 1 hits/0 secs Browser 1
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Brute-Force
Web App Attack
Blog Spam
Web Spam
Exploited Host
Jan 31 01:56:18 Torux sshd[3180797]: pam_unix(sshd:auth): authentication failure; logname= uid=0 eui ...
show moreJan 31 01:56:18 Torux sshd[3180797]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=223.104.43.55
Jan 31 01:56:20 Torux sshd[3180797]: Failed password for invalid user vpn_cmdline from 223.104.43.55 port 41938 ssh2
Jan 31 01:56:33 Torux sshd[3180921]: Invalid user lzhpc from 223.104.43.55 port 41939
Jan 31 01:56:33 Torux sshd[3180921]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=223.104.43.55
Jan 31 01:56:35 Torux sshd[3180921]: Failed password for invalid user lzhpc from 223.104.43.55 port 41939 ssh2
...
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Brute-Force
SSH
Showing 1 to
13
of 13 reports
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