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91.228.122.131

Recent Activity

Abuse confidence score ?

58% Elevated

29 reports

22 reporters · latest 17 hours ago

ISP	PP Dmutrashko Evgeny Vitalievich
Usage Type	Fixed Line ISP
ASN	AS197218
Domain Name	Unknown
Country	🇺🇦 Ukraine
City	Hlyboka, Chernivtsi

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IP Abuse Reports for 91.228.122.131

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This IP address has been reported a total of 29 times from 22 distinct sources. 91.228.122.131 was first reported on September 1st 2025, and the most recent report was 17 hours ago. In the last 60 days, the top reporter locations were: Germany with 3 reports; Brazil with 1 report; Finland with 1 report. The most common categories in these recent reports were: Brute-Force 10 times; Port Scan 2 times; Email Spam 2 times; Hacking 1 time.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇫🇷 Stara	2026-10-14 02:44:10 (17 hours ago)	Multiple failed email logins - brute force attack	Brute-Force
🇩🇪 jasperedv.de	2026-10-13 15:52:41 (1 day ago)	Failed IMAP Login - Brutforcing	Email Spam Brute-Force
🇩🇪 yitzhaq	2026-10-13 13:28:34 (1 day ago)	Oct 13 15:28:16 [host] vpopmail[2191305]: vchkpw-imap: vpopmail user not found [email]:91.228.122.13 ... show more Oct 13 15:28:16 [host] vpopmail[2191305]: vchkpw-imap: vpopmail user not found [email]:91.228.122.131 Oct 13 15:28:23 [host] vpopmail[2191309]: vchkpw-imap: vpopmail user not found [email]:91.228.122.131 Oct 13 15:28:29 [host] vpopmail[2191316]: vchkpw-imap: vpopmail user not found [email]:91.228.122.131 show less	Brute-Force
🇵🇾 SecOpsSL	2026-10-13 01:48:04 (1 day ago)	2026-10-12 22:48:03,080 WARN [ImapSSLServer-191] [ip=192.168.0.25;oip=91.228.122.131;via=192.168.0. ... show more 2026-10-12 22:48:03,080 WARN [ImapSSLServer-191] [ip=192.168.0.25;oip=91.228.122.131;via=192.168.0.25(nginx/1.20.0);ua=Zimbra/8.8.15_GA_4717;cid=2878;] security - cmd=Auth; [email protected]; protocol=imap; error=authentication failed for [[email protected]], invalid password; show less	Email Spam Brute-Force
🇧🇷 dominioz	2026-10-12 23:48:34 (1 day ago)	91.228.122.131 [207C] 20:48:23 Authentication [IMAP] - Result=0, [email protected], Method ... show more 91.228.122.131 [207C] 20:48:23 Authentication [IMAP] - Result=0, [email protected], Method=0 91.228.122.131 [207C] 20:48:27 Authentication [IMAP] - Result=0, [email protected], Method=0 91.228.122.131 [207C] 20:48:30 Authentication [IMAP] - Result=0, [email protected], Method=0 ... show less	Brute-Force
🇫🇮 inlink.ltd	2026-10-12 00:02:23 (2 days ago)	SMTP AUTH attack	Brute-Force
🇬🇧 adnscom.net	2026-10-11 13:53:28 (3 days ago)	IPS trigger: IMAP scanning/attack	Brute-Force Port Scan Hacking
🇩🇪 eskilbrun	2026-10-11 05:33:28 (3 days ago)	2026-10-11T07:33:11.343540+02:00 linode1.eskil.net auth[100327]: pam_unix(dovecot:auth): authenticat ... show more 2026-10-11T07:33:11.343540+02:00 linode1.eskil.net auth[100327]: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty=dovecot ruser=dennis rhost=91.228.122.131 2026-10-11T07:33:20.042968+02:00 linode1.eskil.net auth[100327]: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty=dovecot ruser=dennis rhost=91.228.122.131 2026-10-11T07:33:27.358045+02:00 linode1.eskil.net auth[100327]: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty=dovecot ruser=dennis rhost=91.228.122.131 ... show less	Brute-Force
🇮🇹 Inartis	2026-10-11 02:44:21 (3 days ago)	2026-10-11T04:44:20.513181+02:00 mail dovecot: imap-login: Disconnected: Connection closed (auth fai ... show more 2026-10-11T04:44:20.513181+02:00 mail dovecot: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 21 secs): user=<abanoritz>, method=PLAIN, rip=91.228.122.131, lip=93.39.247.175, TLS, session=<BBGyjYddRsVb5HqD> 2026-10-11T04:44:20.513181+02:00 mail dovecot: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 21 secs): user=<abanoritz>, method=PLAIN, rip=91.228.122.131, lip=93.39.247.175, TLS, session=<BBGyjYddRsVb5HqD> ... show less	Port Scan Brute-Force
🇿🇦 hostsec_za	2026-10-08 12:40:05 (6 days ago)	IMAP/POP3 Auth Attack. 25 failed logins in 24 hours.	Brute-Force
🇩🇪 FeG Deutschland	2026-08-05 16:32:54 (2 months ago)	Mail: - login with unknown user - bruteforce	Brute-Force
🇿🇦 maximonline.co.za	2026-08-04 23:58:25 (2 months ago)	Brute Force IMAP AUTH Attack	Brute-Force
Anonymous	2026-08-04 18:10:46 (2 months ago)	Authentication failure	Brute-Force
🇮🇩 sockominfo	2026-08-03 06:00:52 (2 months ago)	Zimbra: Login failures from malicious IP: 91.228.122.131. Threat Score: 6.2/10 (MEDIUM). Confidence: ... show more Zimbra: Login failures from malicious IP: 91.228.122.131. Threat Score: 6.2/10 (MEDIUM). Confidence: 40%. CVSS v3.1: 4.6/10 (Medium). CVSS Vector: CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L. Bayesian Probability: 77%. MITRE ATT&CK: T1083 (File and Directory Discovery). Tactic: TA0001. Freshness: Fresh. Source Reputation: UNKNOWN. Methodology: CVSS 3.1 + Bayesian + Temporal + Environmental + MITRE ATT&CK + OWASP. Standards: ISO/IEC 27065:2022, NIST SP 800-30, IEEE S&P 2020. Reported by TangerangKota-CSIRT. Status: MALICIOUS show less	Hacking Web App Attack
🇮🇩 sockominfo	2026-08-03 05:00:53 (2 months ago)	Zimbra: Login failures from malicious IP: 91.228.122.131. Threat Score: 6.3/10 (MEDIUM). Confidence: ... show more Zimbra: Login failures from malicious IP: 91.228.122.131. Threat Score: 6.3/10 (MEDIUM). Confidence: 40%. CVSS v3.1: 4.6/10 (Medium). CVSS Vector: CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L. Bayesian Probability: 77%. MITRE ATT&CK: T1083 (File and Directory Discovery). Tactic: TA0001. Freshness: Fresh. Source Reputation: UNKNOWN. Methodology: CVSS 3.1 + Bayesian + Temporal + Environmental + MITRE ATT&CK + OWASP. Standards: ISO/IEC 27065:2022, NIST SP 800-30, IEEE S&P 2020. Reported by TangerangKota-CSIRT. Status: MALICIOUS show less	Hacking Web App Attack

Showing 1 to 15 of 29 reports

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