This IP address has been reported a total of
67
times from
28 distinct
sources.
181.23.57.48 was first reported on
, and the most recent report was
.
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.
2026-07-31T23:40:47.595188+00:00 hmpr-01 sshd[3389035]: Invalid user builder from 181.23.57.48 port ...
show more2026-07-31T23:40:47.595188+00:00 hmpr-01 sshd[3389035]: Invalid user builder from 181.23.57.48 port 58397
2026-07-31T23:40:47.602422+00:00 hmpr-01 sshd[3389035]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.23.57.48
2026-07-31T23:40:49.632273+00:00 hmpr-01 sshd[3389035]: Failed password for invalid user builder from 181.23.57.48 port 58397 ssh2
2026-07-31T23:40:47.602422+00:00 hmpr-01 sshd[3389035]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.23.57.48
2026-07-31T23:40:49.632273+00:00 hmpr-01 sshd[3389035]: Failed password for invalid user builder from 181.23.57.48 port 58397 ssh2
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2026-07-31T23:13:38.652416+00:00 hmpr-01 sshd[3381231]: Failed password for root from 181.23.57.48 p ...
show more2026-07-31T23:13:38.652416+00:00 hmpr-01 sshd[3381231]: Failed password for root from 181.23.57.48 port 42959 ssh2
2026-07-31T23:18:08.090703+00:00 hmpr-01 sshd[3382508]: Invalid user tmp1 from 181.23.57.48 port 55018
2026-07-31T23:18:08.090703+00:00 hmpr-01 sshd[3382508]: Invalid user tmp1 from 181.23.57.48 port 55018
2026-07-31T23:18:08.097052+00:00 hmpr-01 sshd[3382508]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.23.57.48
2026-07-31T23:18:10.222768+00:00 hmpr-01 sshd[3382508]: Failed password for invalid user tmp1 from 181.23.57.48 port 55018 ssh2
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2026-07-31T22:51:07.570217+00:00 hmpr-01 sshd[3374744]: Failed password for invalid user mas from 18 ...
show more2026-07-31T22:51:07.570217+00:00 hmpr-01 sshd[3374744]: Failed password for invalid user mas from 181.23.57.48 port 41214 ssh2
2026-07-31T22:55:58.058350+00:00 hmpr-01 sshd[3376115]: Invalid user ftpuser from 181.23.57.48 port 55373
2026-07-31T22:55:58.063999+00:00 hmpr-01 sshd[3376115]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.23.57.48
2026-07-31T22:55:59.607392+00:00 hmpr-01 sshd[3376115]: Failed password for invalid user ftpuser from 181.23.57.48 port 55373 ssh2
2026-07-31T23:00:27.040400+00:00 hmpr-01 sshd[3377413]: Invalid user tabadmin from 181.23.57.48 port 37487
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Aug 1 00:48:54 NODE-1 sshd[4072666]: Invalid user mas from 181.23.57.48 port 41337
Aug 1 00:48:54 ...
show moreAug 1 00:48:54 NODE-1 sshd[4072666]: Invalid user mas from 181.23.57.48 port 41337
Aug 1 00:48:54 NODE-1 sshd[4072666]: Disconnected from invalid user mas 181.23.57.48 port 41337 [preauth]
Aug 1 00:55:05 NODE-1 sshd[2307]: Invalid user ftpuser from 181.23.57.48 port 36919
Aug 1 00:55:05 NODE-1 sshd[2307]: Disconnected from invalid user ftpuser 181.23.57.48 port 36919 [preauth]
Aug 1 00:59:34 NODE-1 sshd[90013]: Invalid user tabadmin from 181.23.57.48 port 47532
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2026-08-01T07:44:18.128614+09:00 hh-vm-cm24-16g-nrt sshd[2185723]: Invalid user mas from 181.23.57.4 ...
show more2026-08-01T07:44:18.128614+09:00 hh-vm-cm24-16g-nrt sshd[2185723]: Invalid user mas from 181.23.57.48 port 40833
2026-08-01T07:53:15.697880+09:00 hh-vm-cm24-16g-nrt sshd[2185744]: Invalid user ftpuser from 181.23.57.48 port 56624
2026-08-01T07:57:49.700574+09:00 hh-vm-cm24-16g-nrt sshd[2185759]: Invalid user tabadmin from 181.23.57.48 port 40111
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Brute-Force
SSH
Anonymous
Jul 31 22:43:50 ubuntu sshd[519276]: pam_unix(sshd:auth): authentication failure; logname= uid=0 eui ...
show moreJul 31 22:43:50 ubuntu sshd[519276]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.23.57.48
Jul 31 22:43:52 ubuntu sshd[519276]: Failed password for invalid user mas from 181.23.57.48 port 55844 ssh2
Jul 31 22:53:04 ubuntu sshd[519332]: Invalid user ftpuser from 181.23.57.48 port 45385
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Aug 1 00:01:02 vps-9f3cdc33 sshd[3701967]: Invalid user developer from 181.23.57.48 port 44064
Aug ...
show moreAug 1 00:01:02 vps-9f3cdc33 sshd[3701967]: Invalid user developer from 181.23.57.48 port 44064
Aug 1 00:01:02 vps-9f3cdc33 sshd[3701967]: Failed password for invalid user developer from 181.23.57.48 port 44064 ssh2
Aug 1 00:05:24 vps-9f3cdc33 sshd[3702421]: Failed password for root from 181.23.57.48 port 55232 ssh2
Aug 1 00:09:42 vps-9f3cdc33 sshd[3702935]: Invalid user noob from 181.23.57.48 port 37829
Aug 1 00:09:42 vps-9f3cdc33 sshd[3702935]: Failed password for invalid user noob from 181.23.57.48 port 37829 ssh2
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2026-07-31T21:58:01.202027shield sshd\[8880\]: Invalid user ftp123 from 181.23.57.48 port 55003
2026 ...
show more2026-07-31T21:58:01.202027shield sshd\[8880\]: Invalid user ftp123 from 181.23.57.48 port 55003
2026-07-31T21:58:01.209495shield sshd\[8880\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.23.57.48
2026-07-31T21:58:03.083563shield sshd\[8880\]: Failed password for invalid user ftp123 from 181.23.57.48 port 55003 ssh2
2026-07-31T22:02:18.148493shield sshd\[9377\]: Invalid user developer from 181.23.57.48 port 36727
2026-07-31T22:02:18.156225shield sshd\[9377\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.23.57.48
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2026-07-31T23:50:08.733389+02:00 NTE-1 sshd-session[3441386]: Failed password for invalid user vinci ...
show more2026-07-31T23:50:08.733389+02:00 NTE-1 sshd-session[3441386]: Failed password for invalid user vinci from 181.23.57.48 port 57298 ssh2
2026-07-31T23:54:33.450297+02:00 NTE-1 sshd-session[3441743]: Invalid user jenkins from 181.23.57.48 port 40655
2026-07-31T23:54:33.454040+02:00 NTE-1 sshd-session[3441743]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.23.57.48
2026-07-31T23:54:35.057306+02:00 NTE-1 sshd-session[3441743]: Failed password for invalid user jenkins from 181.23.57.48 port 40655 ssh2
2026-07-31T23:59:00.012280+02:00 NTE-1 sshd-session[3442066]: Invalid user ftp123 from 181.23.57.48 port 51416
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Jul 31 23:39:14 vps-9f3cdc33 sshd[3699579]: Invalid user jenkins from 181.23.57.48 port 46236
Jul 31 ...
show moreJul 31 23:39:14 vps-9f3cdc33 sshd[3699579]: Invalid user jenkins from 181.23.57.48 port 46236
Jul 31 23:39:14 vps-9f3cdc33 sshd[3699579]: Failed password for invalid user jenkins from 181.23.57.48 port 46236 ssh2
Jul 31 23:43:30 vps-9f3cdc33 sshd[3700066]: Failed password for root from 181.23.57.48 port 56852 ssh2
Jul 31 23:47:50 vps-9f3cdc33 sshd[3700514]: Invalid user vinci from 181.23.57.48 port 39630
Jul 31 23:47:50 vps-9f3cdc33 sshd[3700514]: Failed password for invalid user vinci from 181.23.57.48 port 39630 ssh2
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2026-07-31T21:40:30.307063shield sshd\[6680\]: Invalid user jenkins from 181.23.57.48 port 38934
202 ...
show more2026-07-31T21:40:30.307063shield sshd\[6680\]: Invalid user jenkins from 181.23.57.48 port 38934
2026-07-31T21:40:30.315221shield sshd\[6680\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.23.57.48
2026-07-31T21:40:32.238748shield sshd\[6680\]: Failed password for invalid user jenkins from 181.23.57.48 port 38934 ssh2
2026-07-31T21:44:47.229974shield sshd\[7260\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.23.57.48 user=root
2026-07-31T21:44:49.434924shield sshd\[7260\]: Failed password for root from 181.23.57.48 port 49702 ssh2
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2026-07-31T23:32:40.722480+02:00 NTE-1 sshd-session[3440054]: Invalid user costa from 181.23.57.48 p ...
show more2026-07-31T23:32:40.722480+02:00 NTE-1 sshd-session[3440054]: Invalid user costa from 181.23.57.48 port 42331
2026-07-31T23:32:40.726416+02:00 NTE-1 sshd-session[3440054]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.23.57.48
2026-07-31T23:32:42.876750+02:00 NTE-1 sshd-session[3440054]: Failed password for invalid user costa from 181.23.57.48 port 42331 ssh2
2026-07-31T23:37:05.020166+02:00 NTE-1 sshd-session[3440406]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.23.57.48 user=root
2026-07-31T23:37:07.185359+02:00 NTE-1 sshd-session[3440406]: Failed password for root from 181.23.57.48 port 53085 ssh2
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