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AbuseIPDB » 178.16.54.237

178.16.54.237 was found in our database!

This IP was reported 5,272 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 5,272 times from 410 distinct sources. 178.16.54.237 was first reported on March 20th 2026, and the most recent report was 1 minute 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
🇩🇪 celltek	2026-03-31 14:30:02 (2 months ago)	SMTP brute-force detected	Email Spam Brute-Force
🇩🇪 Inter-Technics.net	2026-03-31 14:23:58 (2 months ago)	Mar 31 16:19:55 inter-technics postfix/smtpd[1940923]: warning: unknown[178.16.54.237]: SASL LOGIN a ... show more Mar 31 16:19:55 inter-technics postfix/smtpd[1940923]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure, sasl_username=admin Mar 31 16:19:57 inter-technics postfix/smtpd[1940923]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure, sasl_username=admin Mar 31 16:20:05 inter-technics postfix/smtpd[1940923]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure, sasl_username=admin ... show less	Brute-Force
Anonymous	2026-03-31 13:31:16 (2 months ago)	attempts to hack passwords	Brute-Force
🇺🇸 Cyber Crusader	2026-03-31 03:04:14 (2 months ago)	Hundreds of Attempts (at least) to Connect to and Access Firewall Ports	Port Scan Hacking Brute-Force
🇵🇱 KZGM	2026-03-30 20:52:22 (2 months ago)	smtp - too many invalid logins. Banned by fail2ban.	Brute-Force
🇩🇪 Prepaid-Host.com	2026-03-30 16:27:07 (2 months ago)	SSH Bruteforce detected \| Events: 15 \| First seen: 2026-03-30 16:27 UTC \| Last seen: 2026-03-30 16:2 ... show more SSH Bruteforce detected \| Events: 15 \| First seen: 2026-03-30 16:27 UTC \| Last seen: 2026-03-30 16:27 UTC \| Sample: Mar 30 18:26:37 web-interface postfix/smtpd[1461772]: lost connection after AUTH from unknown[178.16.54.237] Mar 30 18:26:37 web-interface postfix/smtpd[1461772]: disconnect from unknown[178.16.54.237] ehlo=1 auth=0/1 commands=1/2 Mar 30 18:26:50 web-interface postfix/smtpd[1462865]: connect from unknown[178.16.54.237] Mar 30 18:26:50 web-interface postfix/smtpd[1462865]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure, sasl_username=root Mar 30 18:26:55 show less	SSH Brute-Force
🇩🇪 Prepaid-Host.com	2026-03-30 16:27:04 (2 months ago)	Spam detected \| Events: 210 \| First seen: 2026-03-30 14:07 UTC \| Last seen: 2026-03-30 16:27 UTC \| S ... show more Spam detected \| Events: 210 \| First seen: 2026-03-30 14:07 UTC \| Last seen: 2026-03-30 16:27 UTC \| Sample: Mar 30 16:07:12 web-interface postfix/smtpd[1423221]: lost connection after AUTH from unknown[178.16.54.237] Mar 30 16:07:12 web-interface postfix/smtpd[1423221]: disconnect from unknown[178.16.54.237] ehlo=1 auth=0/1 commands=1/2 Mar 30 16:07:13 web-interface postfix/smtpd[1421412]: connect from unknown[178.16.54.237] Mar 30 16:07:15 web-interface postfix/smtpd[1421412]: warning: unknown[178.16.54.237]: SASL LOGIN authentication failed: authentication failure, sasl_username=postmaster Mar 30 16 show less	Email Spam
🇵🇱 sefinek.net	2026-03-30 14:01:14 (2 months ago)	Blocked by UFW on PL02 [25/tcp] \| SPT: 61416 \| TTL: 114 \| LEN: 52 \| TOS: 0x02 • Reported by: github. ... show more Blocked by UFW on PL02 [25/tcp] \| SPT: 61416 \| TTL: 114 \| LEN: 52 \| TOS: 0x02 • Reported by: github.com/sefinek/UFW-AbuseIPDB-Reporter show less	Port Scan Email Spam
Anonymous	2026-03-30 10:56:13 (2 months ago)	Try to connect to Port_Scan_25_stealth	Port Scan
🇯🇵 mkaraki	2026-03-30 09:58:27 (2 months ago)	1774864704 # Service_probe # SIGNATURE_SEND # source_ip:178.16.54.237 # dst_port:25 ...	Port Scan
🇯🇵 mkaraki	2026-03-28 02:56:17 (2 months ago)	1774666574 # Service_probe # SIGNATURE_SEND # source_ip:178.16.54.237 # dst_port:25 ...	Port Scan
🇸🇮 dsmidge	2026-03-27 16:05:12 (2 months ago)	Mar 27 17:05:11 server postfix/smtpd[821545]: connect from unknown[178.16.54.237] Mar 27 17:05:11 se ... show more Mar 27 17:05:11 server postfix/smtpd[821545]: connect from unknown[178.16.54.237] Mar 27 17:05:11 server postfix/smtpd[821545]: NOQUEUE: reject: RCPT from unknown[178.16.54.237]: 554 5.7.1 Service unavailable; Client host [178.16.54.237] blocked using zen.spamhaus.org; Listed by DROP, see https://check.spamhaus.org/sbl/query/SBL683901 / Listed by CSS, see https://check.spamhaus.org/query/ip/178.16.54.237 / Listed by XBL, see https://check.spamhaus.org/query/ip/178.16.54.237 / Listed by SBL, see https://check.spamhaus.org/sbl/query/SBL683901; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<WIN-7N1FIECL6IC> ... show less	Email Spam
🇻🇳 trung.fun	2026-03-27 09:00:05 (2 months ago)	Email ...	Email Spam Spoofing
Anonymous	2026-03-26 20:03:37 (2 months ago)	IP & Port Scan.	SSH Port Scan Brute-Force
🇺🇸 Vasili Sviridov	2026-03-26 10:01:34 (2 months ago)	<redacted>: Helo command rejected: need fully-qualified hostname; from=<redacted> to=<redacted> prot ... show more <redacted>: Helo command rejected: need fully-qualified hostname; from=<redacted> to=<redacted> proto=ESMTP helo=<redacted> show less	Email Spam

Showing 5236 to 5250 of 5272 reports

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