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AbuseIPDB » 178.16.54.237

178.16.54.237 was found in our database!

This IP was reported 5,323 times. Confidence of Abuse is 100%: ?

100%

ISP	OMEGATECH
Usage Type	Data Center/Web Hosting/Transit
ASN	AS202412
Domain Name	omegatech.sc
Country	🇳🇱 Netherlands
City	Amsterdam, North Holland

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

Report 178.16.54.237

Whois 178.16.54.237

IP Abuse Reports for 178.16.54.237:

This IP address has been reported a total of 5,323 times from 409 distinct sources. 178.16.54.237 was first reported on March 20th 2026, and the most recent report was 12 minutes 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
🇩🇪 Prepaid-Host.com	2026-04-22 10:26:58 (1 month ago)	Spam detected \| Events: 15 \| First seen: 2026-04-22 10:26 UTC \| Last seen: 2026-04-22 10:26 UTC \| Sa ... show more Spam detected \| Events: 15 \| First seen: 2026-04-22 10:26 UTC \| Last seen: 2026-04-22 10:26 UTC \| Sample: Apr 22 12:26:30 web-interface postfix/smtpd[1643151]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure, [email protected] Apr 22 12:26:30 web-interface postfix/smtpd[1643151]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure, [email protected] Apr 22 12:26:30 web-interface postfix/smtpd[1643151]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication fa show less	Email Spam
🇩🇪 jonathanselea.se	2026-04-22 10:26:49 (1 month ago)	Apr 22 12:26:48 mx1 postfix/postscreen[961393]: PREGREET 11 after 0.04 from [178.16.54.237]:59572: E ... show more Apr 22 12:26:48 mx1 postfix/postscreen[961393]: PREGREET 11 after 0.04 from [178.16.54.237]:59572: EHLO User\r\n ... show less	DDoS Attack Email Spam Brute-Force Exploited Host
🇫🇷 SpaceHost-Server	2026-04-22 10:26:30 (1 month ago)	Apr 22 12:26:21 pegasus postfix/smtpd[1822015]: warning: unknown[178.16.54.237]: SASL LOGIN authenti ... show more Apr 22 12:26:21 pegasus postfix/smtpd[1822015]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure, [email protected] Apr 22 12:26:25 pegasus postfix/smtpd[1822015]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure, [email protected] Apr 22 12:26:30 pegasus postfix/smtpd[1822015]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure, [email protected] show less	Hacking Brute-Force
🇩🇪 bastiweb	2026-04-22 10:24:55 (1 month ago)	Apr 22 12:24:54 h2779839 postfix/smtpd[25199]: warning: unknown[178.16.54.237]: SASL LOGIN authentic ... show more Apr 22 12:24:54 h2779839 postfix/smtpd[25199]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure, [email protected] Apr 22 12:24:54 h2779839 postfix/smtpd[25199]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure, [email protected] Apr 22 12:24:55 h2779839 postfix/smtpd[25199]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure, [email protected] Apr 22 12:24:55 h2779839 postfix/smtpd[25199]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure, [email protected] Apr 22 12:24:55 h2779839 postfix/smtpd[25199]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure, [email protected] ... show less	Brute-Force
Anonymous	2026-04-22 10:24:18 (1 month ago)		Brute-Force Email Spam
🇩🇪 Pz	2026-04-22 10:24:06 (1 month ago)	2026-04-22T10:23:46.792810+00:00 htz2.hosts.pzenix.com postfix/smtpd[3412456]: warning: unknown[178. ... show more 2026-04-22T10:23:46.792810+00:00 htz2.hosts.pzenix.com postfix/smtpd[3412456]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure, [email protected] 2026-04-22T10:23:49.135327+00:00 htz2.hosts.pzenix.com postfix/smtpd[3412456]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure, [email protected] 2026-04-22T10:23:51.907162+00:00 htz2.hosts.pzenix.com postfix/smtpd[3412456]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure, [email protected] ... show less	Brute-Force
Anonymous	2026-04-22 10:24:03 (1 month ago)	Port scanning: unknown[178.16.54.237] unknown[178.16.54.237] unknown[178.16.54.237]	Brute-Force
🇫🇷 solution.it	2026-04-22 10:23:44 (1 month ago)	smtp failed-command command="AUTH LOGIN (password)" result="535 Authentication failed" Apr 22 12:23: ... show more smtp failed-command command="AUTH LOGIN (password)" result="535 Authentication failed" Apr 22 12:23:43 vps789997 smtpd[4061585]: d00baad0abcb351f smtp connected address=178.16.54.237 host=<unknown> show less	Brute-Force
🇩🇪 sebi	2026-04-22 10:23:20 (1 month ago)	2026-04-22 12:22:59 dovecot_login authenticator failed for H=(User) [178.16.54.237]: 535 Incorrect a ... show more 2026-04-22 12:22:59 dovecot_login authenticator failed for H=(User) [178.16.54.237]: 535 Incorrect authentication data (set_id=lima) 2026-04-22 12:23:07 dovecot_login authenticator failed for H=(User) [178.16.54.237]: 535 Incorrect authentication data (set_id=lima) 2026-04-22 12:23:20 dovecot_login authenticator failed for H=(User) [178.16.54.237]: 535 Incorrect authentication data (set_id=lima) show less	Brute-Force
🇳🇱 ipoac.nl	2026-04-22 10:22:06 (1 month ago)	2026-04-22T10:40:51.179123+01:00 ipoac.nl postfix/smtpd-: disconnect from unknown[178.16.54.237]:642 ... show more 2026-04-22T10:40:51.179123+01:00 ipoac.nl postfix/smtpd-: disconnect from unknown[178.16.54.237]:64260 ehlo=1 auth=0/1 rset=1 quit=1 commands=3/4 2026-04-22T11:12:09.600119+01:00 ipoac.nl postfix/smtpd-: disconnect from unknown[178.16.54.237]:53928 ehlo=1 auth=0/1 rset=1 quit=1 commands=3/4 2026-04-22T11:12:34.626992+01:00 ipoac.nl postfix/smtpd-: disconnect from unknown[178.16.54.237]:50879 ehlo=1 auth=0/1 rset=1 quit=1 commands=3/4 2026-04-22T11:22:06.057873+01:00 ipoac.nl postfix/smtpd-: disconnect from unknown[178.16.54.237]:54322 ehlo=1 auth=0/1 rset=1 quit=1 commands=3/4 show less	Brute-Force
Anonymous	2026-04-22 10:21:57 (1 month ago)	2026-04-22T12:21:55.992235 biopolis.pcconsultant.it postfix/smtpd[3454558]: warning: unknown[178.16. ... show more 2026-04-22T12:21:55.992235 biopolis.pcconsultant.it postfix/smtpd[3454558]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure, [email protected] ... show less	Brute-Force
🇩🇪 tall1oN	2026-04-22 10:21:47 (1 month ago)	2026-04-22T12:21:40.217583+02:00 kenny dovecot: auth-worker(2255519): conn unix:auth-worker (pid=219 ... show more 2026-04-22T12:21:40.217583+02:00 kenny dovecot: auth-worker(2255519): conn unix:auth-worker (pid=2197819,uid=107): auth-worker<1>: sql([email protected],178.16.54.237): unknown user 2026-04-22T12:21:41.780548+02:00 kenny dovecot: auth-worker(2255519): conn unix:auth-worker (pid=2197819,uid=107): auth-worker<2>: pam([email protected],178.16.54.237): pam_authenticate() failed: Authentication failure (Password mismatch?) 2026-04-22T12:21:47.444782+02:00 kenny dovecot: auth-worker(2255519): conn unix:auth-worker (pid=2197819,uid=107): auth-worker<3>: sql([email protected],178.16.54.237): unknown user ... show less	Brute-Force Email Spam
🇩🇪 Mario Silber	2026-04-22 10:20:23 (1 month ago)	(smtpauth) Failed SMTP AUTH login from 178.16.54.237 (NL/Netherlands/-)	Brute-Force
🇩🇪 Nerdscave Hosting	2026-04-22 10:20:02 (1 month ago)	SMTP brute-force detected by Fail2Ban in plesk-postfix jail	Email Spam Brute-Force
🇩🇪 mcb-it.de	2026-04-22 10:19:50 (1 month ago)	Apr 22 12:19:26 mcb-it postfix/smtpd[108734]: warning: unknown[178.16.54.237]: SASL LOGIN authentica ... show more Apr 22 12:19:26 mcb-it postfix/smtpd[108734]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure Apr 22 12:19:27 mcb-it postfix/smtpd[108734]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure Apr 22 12:19:27 mcb-it postfix/smtpd[108734]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure Apr 22 12:19:27 mcb-it postfix/smtpd[108734]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure Apr 22 12:19:27 mcb-it postfix/smtpd[108734]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure ... show less	Brute-Force

Showing 5101 to 5115 of 5323 reports

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