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AbuseIPDB » 91.228.33.54

91.228.33.54

Recent Activity

258 reports found in our database

75% ▲ ▲ ▲ Critical

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ISP

PUH Vatus Rafal Wejman

Usage Type

Fixed Line ISP

ASN

AS56838

Domain Name

insite.pl

Country

🇵🇱 Poland

City

Rozprza, Lodz Voivodeship

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

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IP Abuse Reports for 91.228.33.54:

This IP address has been reported a total of 258 times from 87 distinct sources. 91.228.33.54 was first reported on July 21st 2025, and the most recent report was 3 days ago. In the last 60 days, the top reporter locations were: Germany with 13 reports; Indonesia with 5 reports; United States of America with 4 reports. The most common categories in these recent reports were: Brute-Force 32 times; Email Spam 10 times; Hacking 9 times; Web App Attack 6 times; Port Scan 2 times; Other 1 time.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇪🇸 librebit	2026-09-03 01:54:23 (3 days ago)	Brute force	Brute-Force
Anonymous	2026-08-30 00:26:08 (1 week ago)	2026-08-29 23:40:22,532 INFO [ImapSSLServer-189] [ip=192.168.1.235;oip=91.228.33.54;via=192.168.1.2 ... show more 2026-08-29 23:40:22,532 INFO [ImapSSLServer-189] [ip=192.168.1.235;oip=91.228.33.54;via=192.168.1.235(nginx/1.20.0);ua=Zimbra/8.8.15_GA_4717;cid=1680;] imap - authentication failed for [[email protected]] (invalid password) 2026-08-29 23:40:22,533 INFO [ImapSSLServer-189] [ip=192.168.1.235;oip=91.228.33.54;via=192.168.1.235(nginx/1.20.0);ua=Zimbra/8.8.15_GA_4717;cid=1680;] account - Error occurred during authentication: authentication failed for [[email protected]]. Reason: invalid password. 2026-08-30 00:26:07,493 INFO [ImapSSLServer-188] [ip=192.168.1.235;oip=91.228.33.54;via=192.168.1.235(nginx/1.20.0);ua=Zimbra/8.8.15_GA_4717;cid=1696;] account - Error occurred during authentication: authentication failed for [[email protected]]. Reason: invalid password. 2026-08-30 00:26:07,493 INFO [ImapSSLServer-188] [ip=192.168.1.235;oip=91.228.33.54;via=192.168.1.235(nginx/1.20.0);ua=Zimbra/8.8.15_GA_4717;cid=1696;] imap - authentication failed for [[email protected]] (invali ... show less	Brute-Force Web App Attack
🇩🇪 FeG Deutschland	2026-08-28 03:24:10 (1 week ago)	Mail: - login with unknown user - bruteforce	Brute-Force
🇨🇦 play-pickleball.ca	2026-08-27 07:44:03 (1 week ago)	Aug 27 03:22:00 r.ca auth: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty ... show more Aug 27 03:22:00 r.ca auth: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty=dovecot [email protected] rhost=91.228.33.54 show less	Brute-Force Hacking
🇺🇸 entangled_mongoose	2026-08-26 08:21:52 (1 week ago)	Failed SMTP authentication with username 'user_sha_37863@domain_sha_023c5'.	Brute-Force Email Spam
🇮🇩 sockominfo	2026-08-25 02:00:53 (1 week ago)	Zimbra: Login failures from malicious IP: 91.228.33.54. Threat Score: 6.3/10 (MEDIUM). Confidence: 4 ... show more Zimbra: Login failures from malicious IP: 91.228.33.54. 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
🇮🇩 sockominfo	2026-08-25 01:00:53 (1 week ago)	Zimbra: Login failures from malicious IP: 91.228.33.54. Threat Score: 6.4/10 (MEDIUM). Confidence: 4 ... show more Zimbra: Login failures from malicious IP: 91.228.33.54. Threat Score: 6.4/10 (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: Very 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
🇫🇷 basing	2026-08-24 21:54:56 (1 week ago)	2026-08-24 22:54:56 pzb SASL PLAIN auth failed: rhost=91.228.33.54...	Brute-Force
🇹🇭 thaizone.com	2026-08-24 05:10:44 (1 week ago)	Mail credential brute-force attack (SM3) #1	Email Spam Brute-Force
🇵🇱 bmino.pl	2026-08-24 02:43:34 (1 week ago)	Autoban IP(2): 91.228.33.54 - Hostname: PUH Vatus Rafal Wejman - City: Rozprza - Region: Łódź Voivod ... show more Autoban IP(2): 91.228.33.54 - Hostname: PUH Vatus Rafal Wejman - City: Rozprza - Region: Łódź Voivodeship - Country: Poland - Location: 51.3084,19.6432 - Organization: PUH Vatus Rafal Wejman - failed attempts. show less	Email Spam
🇩🇪 FeG Deutschland	2026-08-21 18:12:09 (2 weeks ago)	Mail: - login with unknown user - bruteforce	Brute-Force
🇵🇦 iphezimbra	2026-08-21 16:03:48 (2 weeks ago)	Fail2Ban reported IP from jail zimbra-web on <hostname>	Brute-Force SSH
🇿🇦 hostsec_za	2026-08-21 13:45:04 (2 weeks ago)	IMAP Auth Attack. 10 failed logins in 6 hours.	Brute-Force
Anonymous	2026-08-21 07:29:59 (2 weeks ago)	Authentication failure	Brute-Force
🇳🇴 cyruz	2026-08-20 22:19:54 (2 weeks ago)	Email login Brute force	Hacking Brute-Force

Showing 1 to 15 of 258 reports

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