This IP address has been reported a total of
54
times from
38 distinct
sources.
203.99.108.21 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.
2026-06-22T11:30:18.524366+00:00 edge-hur-fmt01.int.pdx.net.uk sshd[2953247]: Invalid user sammy fro ...
show more2026-06-22T11:30:18.524366+00:00 edge-hur-fmt01.int.pdx.net.uk sshd[2953247]: Invalid user sammy from 203.99.108.21 port 55026
2026-06-22T11:32:35.815293+00:00 edge-hur-fmt01.int.pdx.net.uk sshd[2953442]: Invalid user devops from 203.99.108.21 port 59120
2026-06-22T11:34:53.211803+00:00 edge-hur-fmt01.int.pdx.net.uk sshd[2953653]: Invalid user superadmin from 203.99.108.21 port 41268
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(sshd) Failed SSH login from 203.99.108.21 (ID/Indonesia/203-99-108-21.telkomsat.co.id): 5 in the la ...
show more(sshd) Failed SSH login from 203.99.108.21 (ID/Indonesia/203-99-108-21.telkomsat.co.id): 5 in the last 3600 secs; Ports: *; Direction: 1; Trigger: LF_SSHD; Logs: Jun 22 06:19:14 14218 sshd[25507]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.99.108.21 user=root
Jun 22 06:19:16 14218 sshd[25507]: Failed password for root from 203.99.108.21 port 43898 ssh2
Jun 22 06:29:56 14218 sshd[30895]: Invalid user sammy from 203.99.108.21 port 53418
Jun 22 06:29:57 14218 sshd[30895]: Failed password for invalid user sammy from 203.99.108.21 port 53418 ssh2
Jun 22 06:32:12 14218 sshd[32213]: Invalid user devops from 203.99.108.21 port 50244
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2026-06-22T11:30:08.761859+00:00 oxyde-protect-server sshd-session[142744]: pam_unix(sshd:auth): aut ...
show more2026-06-22T11:30:08.761859+00:00 oxyde-protect-server sshd-session[142744]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.99.108.21
2026-06-22T11:30:10.431492+00:00 oxyde-protect-server sshd-session[142744]: Failed password for invalid user sammy from 203.99.108.21 port 46162 ssh2
2026-06-22T11:32:25.878080+00:00 oxyde-protect-server sshd-session[142764]: Invalid user devops from 203.99.108.21 port 56946
2026-06-22T11:32:25.880649+00:00 oxyde-protect-server sshd-session[142764]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.99.108.21
2026-06-22T11:32:27.967159+00:00 oxyde-protect-server sshd-session[142764]: Failed password for invalid user devops from 203.99.108.21 port 56946 ssh2
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2026-06-22T12:15:06.650615+02:00 rt-cs-498249.rt.pbx-host.com sshd-session[3061709]: Disconnected fr ...
show more2026-06-22T12:15:06.650615+02:00 rt-cs-498249.rt.pbx-host.com sshd-session[3061709]: Disconnected from authenticating user root 203.99.108.21 port 42640 [preauth]
2026-06-22T12:22:31.653637+02:00 rt-cs-498249.rt.pbx-host.com sshd-session[3063440]: Disconnected from authenticating user root 203.99.108.21 port 57278 [preauth]
2026-06-22T12:24:31.306978+02:00 rt-cs-498249.rt.pbx-host.com sshd-session[3063937]: Invalid user webuser from 203.99.108.21 port 37402
2026-06-22T12:24:31.542505+02:00 rt-cs-498249.rt.pbx-host.com sshd-session[3063937]: Disconnected from invalid user webuser 203.99.108.21 port 37402 [preauth]
2026-06-22T12:26:25.878628+02:00 rt-cs-498249.rt.pbx-host.com sshd-session[3064427]: Disconnected from authenticating user root 203.99.108.21 port 48510 [preauth]
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2026-06-22T09:45:23.236954+00:00 general-01 sshd[1130037]: Invalid user arif from 203.99.108.21 port ...
show more2026-06-22T09:45:23.236954+00:00 general-01 sshd[1130037]: Invalid user arif from 203.99.108.21 port 38722
2026-06-22T09:45:23.240586+00:00 general-01 sshd[1130037]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.99.108.21
2026-06-22T09:45:25.388392+00:00 general-01 sshd[1130037]: Failed password for invalid user arif from 203.99.108.21 port 38722 ssh2
2026-06-22T09:47:22.359766+00:00 general-01 sshd[1130060]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.99.108.21 user=root
2026-06-22T09:47:23.845069+00:00 general-01 sshd[1130060]: Failed password for root from 203.99.108.21 port 58244 ssh2
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2026-06-22T09:28:25.948415+00:00 general-01 sshd[1129782]: Failed password for root from 203.99.108. ...
show more2026-06-22T09:28:25.948415+00:00 general-01 sshd[1129782]: Failed password for root from 203.99.108.21 port 43450 ssh2
2026-06-22T09:30:18.427579+00:00 general-01 sshd[1129811]: Invalid user ubuntu from 203.99.108.21 port 59684
2026-06-22T09:30:18.434138+00:00 general-01 sshd[1129811]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.99.108.21
2026-06-22T09:30:20.677884+00:00 general-01 sshd[1129811]: Failed password for invalid user ubuntu from 203.99.108.21 port 59684 ssh2
2026-06-22T09:32:16.290652+00:00 general-01 sshd[1129839]: Invalid user media from 203.99.108.21 port 36340
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Jun 22 12:20:03 *** sshd[2644825]: User root from 203.99.108.21 not allowed because not listed in Al ...
show moreJun 22 12:20:03 *** sshd[2644825]: User root from 203.99.108.21 not allowed because not listed in AllowUsers
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2026-06-22T09:09:56.343473+00:00 general-01 sshd[1129474]: Failed password for invalid user jerry fr ...
show more2026-06-22T09:09:56.343473+00:00 general-01 sshd[1129474]: Failed password for invalid user jerry from 203.99.108.21 port 42374 ssh2
2026-06-22T09:13:26.195229+00:00 general-01 sshd[1129513]: Invalid user developer from 203.99.108.21 port 55610
2026-06-22T09:13:26.197919+00:00 general-01 sshd[1129513]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.99.108.21
2026-06-22T09:13:28.511172+00:00 general-01 sshd[1129513]: Failed password for invalid user developer from 203.99.108.21 port 55610 ssh2
2026-06-22T09:15:22.134548+00:00 general-01 sshd[1129534]: Invalid user karim from 203.99.108.21 port 58826
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2026-06-22T07:47:16.094219+00:00 PAR-1 sshd[107074]: Invalid user ubnt from 203.99.108.21 port 60598 ...
show more2026-06-22T07:47:16.094219+00:00 PAR-1 sshd[107074]: Invalid user ubnt from 203.99.108.21 port 60598
2026-06-22T07:59:46.882554+00:00 PAR-1 sshd[107173]: Invalid user wj from 203.99.108.21 port 42756
2026-06-22T08:01:46.236477+00:00 PAR-1 sshd[107192]: Invalid user world from 203.99.108.21 port 45678
2026-06-22T08:03:46.774714+00:00 PAR-1 sshd[107201]: Invalid user group4 from 203.99.108.21 port 51122
2026-06-22T08:05:47.070878+00:00 PAR-1 sshd[107222]: Invalid user bot from 203.99.108.21 port 38180
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