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AbuseIPDB » 191.243.143.53

191.243.143.53 was found in our database!

This IP was reported 43 times. Confidence of Abuse is 100%: ?

100%

ISP	CDZNET DATACENTER LTDA
Usage Type	Data Center/Web Hosting/Transit
ASN	AS263062
Domain Name	cdznet.com.br
Country	🇧🇷 Brazil
City	Sao Jose do Rio Preto, Sao Paulo

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

Report 191.243.143.53

Whois 191.243.143.53

IP Abuse Reports for 191.243.143.53:

This IP address has been reported a total of 43 times from 36 distinct sources. 191.243.143.53 was first reported on November 11th 2023, and the most recent report was 9 hours 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
🇬🇧 gbzret4d	2026-07-27 19:21:54 (9 hours ago)	Honeypot [uk-production01]: Unauthorized traffic (9 bytes of payload); 10804 [1] TCP	Port Scan
🇺🇸 bigscoots.com	2026-07-27 18:06:26 (10 hours ago)	191.243.143.53 (BR/Brazil/-), 5 distributed sshd attacks on account [ubuntu] in the last 3600 secs; ... show more 191.243.143.53 (BR/Brazil/-), 5 distributed sshd attacks on account [ubuntu] in the last 3600 secs; Ports: *; Direction: 1; Trigger: LF_DISTATTACK; Logs: Jul 27 13:06:08 14250 sshd[26374]: Invalid user ubuntu from 112.135.198.241 port 55058 Jul 27 13:01:18 14250 sshd[23648]: Invalid user ubuntu from 175.139.244.181 port 54852 Jul 27 13:01:19 14250 sshd[23648]: Failed password for invalid user ubuntu from 175.139.244.181 port 54852 ssh2 Jul 27 12:56:24 14250 sshd[20817]: Invalid user ubuntu from 191.243.143.53 port 56698 Jul 27 12:56:26 14250 sshd[20817]: Failed password for invalid user ubuntu from 191.243.143.53 port 56698 ssh2 IP Addresses Blocked: 112.135.198.241 (LK/Sri Lanka/v4.dns.slt.lk) 175.139.244.181 (MY/Malaysia/-) show less	Brute-Force SSH
Anonymous	2026-07-27 17:23:28 (11 hours ago)	2026-07-27T20:23:28.025617 localhost.localdomain sshd[4139621]: Invalid user ubuntu from 191.243.143 ... show more 2026-07-27T20:23:28.025617 localhost.localdomain sshd[4139621]: Invalid user ubuntu from 191.243.143.53 port 52342 ... show less	Brute-Force SSH
🇮🇳 Parth Maniar	2026-07-27 17:19:29 (11 hours ago)	This IP address carried out 248 port scanning attempts on 26-07-2026. For more information or to rep ... show more This IP address carried out 248 port scanning attempts on 26-07-2026. For more information or to report interesting / incorrect findings, give me a shoutout @parthmaniar on Twitter. show less	Port Scan SSH
🇩🇪 HoneyPot-FrPri	2026-07-27 16:01:10 (12 hours ago)	2026-07-27T18:01:07.255796+02:00 [redacted] sshd[1032009]: pam_unix(sshd:auth): authentication failu ... show more 2026-07-27T18:01:07.255796+02:00 [redacted] sshd[1032009]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=191.243.143.53 2026-07-27T18:01:09.501791+02:00 [redacted] ... show less	Brute-Force SSH
🇺🇸 bigscoots.com	2026-07-27 15:26:58 (13 hours ago)	191.243.143.53 (BR/Brazil/-), 5 distributed sshd attacks on account [ubuntu] in the last 3600 secs; ... show more 191.243.143.53 (BR/Brazil/-), 5 distributed sshd attacks on account [ubuntu] in the last 3600 secs; Ports: *; Direction: 1; Trigger: LF_DISTATTACK; Logs: Jul 27 10:26:35 15145 sshd[16643]: Invalid user ubuntu from 220.120.210.116 port 57984 Jul 27 10:16:49 15145 sshd[12005]: Failed password for invalid user ubuntu from 76.83.23.100 port 60761 ssh2 Jul 27 10:16:47 15145 sshd[12005]: Invalid user ubuntu from 76.83.23.100 port 60761 Jul 27 10:21:38 15145 sshd[14352]: Invalid user ubuntu from 191.243.143.53 port 55810 Jul 27 10:21:40 15145 sshd[14352]: Failed password for invalid user ubuntu from 191.243.143.53 port 55810 ssh2 IP Addresses Blocked: 220.120.210.116 (KR/South Korea/-) 76.83.23.100 (US/United States/syn-076-083-023-100.biz.spectrum.com) show less	Brute-Force SSH
🇩🇪 formality	2026-07-27 15:21:38 (13 hours ago)	Invalid user ubuntu from 191.243.143.53 port 40402	Brute-Force SSH
🇬🇧 kie	2026-07-27 15:16:38 (13 hours ago)	27-07-2026:15:16:35UTC [Honeypot] Port scan / connection probe port:2222 (2 connection(s)).	Port Scan
Anonymous	2026-07-27 13:48:17 (14 hours ago)	SSH Honeypot detected multiple failed login attempts	Brute-Force SSH
🇩🇪 Bigbear3	2026-07-27 13:43:45 (14 hours ago)	Report-by-bigbear3	Brute-Force SSH
🇰🇷 2048	2026-07-27 13:19:54 (15 hours ago)	SSH credential brute-force observed by honeypot. Source IP: 191.243.143.53 Targeted device: Ubuntu s ... show more SSH credential brute-force observed by honeypot. Source IP: 191.243.143.53 Targeted device: Ubuntu server First seen: 27 Jul 2026 13:19:54 UTC Last seen: 27 Jul 2026 13:19:54 UTC Attempts: 1 Client: SSH-2.0-RawPasswordConnectOnly_1.0 Sample credentials: root:q1 show less	Brute-Force SSH
🇮🇳 Parth Maniar	2026-07-27 13:10:17 (15 hours ago)	This IP address carried out 62 SSH credential attack (attempts) on 26-07-2026. For more information ... show more This IP address carried out 62 SSH credential attack (attempts) on 26-07-2026. For more information or to report interesting / incorrect findings, give me a shoutout @parthmaniar on Twitter. show less	Brute-Force SSH
🇺🇸 bigscoots.com	2026-07-27 13:05:16 (15 hours ago)	191.243.143.53 (BR/Brazil/-), 5 distributed sshd attacks on account [root] in the last 3600 secs; Po ... show more 191.243.143.53 (BR/Brazil/-), 5 distributed sshd attacks on account [root] in the last 3600 secs; Ports: *; Direction: 1; Trigger: LF_DISTATTACK; Logs: Jul 27 08:00:08 14190 sshd[24322]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.120.4.197 user=root Jul 27 08:00:09 14190 sshd[24322]: Failed password for root from 51.120.4.197 port 58542 ssh2 Jul 27 07:50:00 14190 sshd[18755]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=191.243.143.53 user=root Jul 27 07:50:02 14190 sshd[18755]: Failed password for root from 191.243.143.53 port 38062 ssh2 Jul 27 08:05:06 14190 sshd[27014]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=176.122.106.115 user=root IP Addresses Blocked: 51.120.4.197 (NO/Norway/-) show less	Brute-Force SSH
🇺🇸 bigscoots.com	2026-07-27 11:45:56 (16 hours ago)	191.243.143.53 (BR/Brazil/-), 5 distributed sshd attacks on account [root] in the last 3600 secs; Po ... show more 191.243.143.53 (BR/Brazil/-), 5 distributed sshd attacks on account [root] in the last 3600 secs; Ports: *; Direction: 1; Trigger: LF_DISTATTACK; Logs: Jul 27 06:45:32 15663 sshd[8474]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=77.245.12.76 user=root Jul 27 06:36:34 15663 sshd[3897]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=191.243.143.53 user=root Jul 27 06:36:36 15663 sshd[3897]: Failed password for root from 191.243.143.53 port 57846 ssh2 Jul 27 06:41:04 15663 sshd[6315]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.99.38.215 user=root Jul 27 06:41:06 15663 sshd[6315]: Failed password for root from 103.99.38.215 port 60904 ssh2 IP Addresses Blocked: 77.245.12.76 (JO/Jordan/-) show less	Brute-Force SSH
🇵🇱 ntxg	2026-07-27 10:54:37 (17 hours ago)	2026-07-27T12:54:35.030842+02:00 serverftp sshd[1251821]: pam_unix(sshd:auth): authentication failur ... show more 2026-07-27T12:54:35.030842+02:00 serverftp sshd[1251821]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=191.243.143.53 user=root 2026-07-27T12:54:37.044497+02:00 serverftp sshd[1251821]: Failed password for root from 191.243.143.53 port 56780 ssh2 ... show less	Brute-Force SSH

Showing 1 to 15 of 43 reports

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