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AbuseIPDB » 178.16.54.67

178.16.54.67 was found in our database!

This IP was reported 35 times. Confidence of Abuse is 80%: ?

80%

ISP	OMEGATECH
Usage Type	Fixed Line ISP
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 178.16.54.67

Whois 178.16.54.67

IP Abuse Reports for 178.16.54.67:

This IP address has been reported a total of 35 times from 20 distinct sources. 178.16.54.67 was first reported on January 18th 2026, and the most recent report was 1 hour 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
🇬🇧 Mendip_Defender	2026-07-06 05:55:19 (1 hour ago)	Jul 6 06:55:11 jackstringer postfix/smtpd[1954055]: warning: unknown[178.16.54.67]: SASL LOGIN auth ... show more Jul 6 06:55:11 jackstringer postfix/smtpd[1954055]: warning: unknown[178.16.54.67]: SASL LOGIN authentication failed: authentication failure, sasl_username=info Jul 6 06:55:11 jackstringer postfix/smtpd[1954056]: warning: unknown[178.16.54.67]: SASL LOGIN authentication failed: authentication failure, sasl_username=postmaster ... show less	Brute-Force
🇩🇪 hbrks	2026-07-06 04:26:20 (2 hours ago)	PMG Antispam: Postscreen protocol violations	Email Spam
🇩🇪 ipcop.net	2026-07-05 15:02:24 (16 hours ago)	2026-07-05T17:02:14.789408+02:00 websrv1.aknwsrv.net postfix/smtpd[726163]: lost connection after CO ... show more 2026-07-05T17:02:14.789408+02:00 websrv1.aknwsrv.net postfix/smtpd[726163]: lost connection after CONNECT from unknown[178.16.54.67] 2026-07-05T17:02:15.427138+02:00 websrv1.aknwsrv.net postfix/smtpd[726163]: NOQUEUE: reject: RCPT from unknown[178.16.54.67]: 450 4.7.1 <win-7n1fiecl6ic.domain>: Helo command rejected: Host not found; from=<[email protected]> to=<[email protected]> proto=SMTP helo=<win-7n1fiecl6ic.domain> 2026-07-05T17:02:17.311153+02:00 websrv1.aknwsrv.net postfix/smtpd[770637]: warning: unknown[178.16.54.67]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=info 2026-07-05T17:02:23.131587+02:00 websrv1.aknwsrv.net postfix/smtpd[726163]: lost connection after RCPT from unknown[178.16.54.67] 2026-07-05T17:02:23.200201+02:00 websrv1.aknwsrv.net postfix/smtpd[770639]: warning: unknown[178.16.54.67]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=postmaster show less	Fraud VoIP Brute-Force
🇩🇪 DennisE	2026-07-04 02:55:03 (2 days ago)	Jul 4 04:55:00 mkhserver1 postfix/smtpd\[32272\]: warning: unknown\[178.16.54.67\]: SASL LOGIN auth ... show more Jul 4 04:55:00 mkhserver1 postfix/smtpd\[32272\]: warning: unknown\[178.16.54.67\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6Jul 4 04:55:06 mkhserver1 postfix/smtpd\[32274\]: warning: unknown\[178.16.54.67\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 ... show less	Brute-Force Exploited Host
🇳🇱 Godert Jan van Manen	2026-06-29 08:06:06 (6 days ago)	Jun 29 10:05:49 odin postfix/smtpd[16796]: warning: unknown[178.16.54.67]: SASL LOGIN authentication ... show more Jun 29 10:05:49 odin postfix/smtpd[16796]: warning: unknown[178.16.54.67]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Jun 29 10:05:55 odin postfix/smtpd[19344]: warning: unknown[178.16.54.67]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Jun 29 10:06:05 odin postfix/smtpd[22159]: warning: unknown[178.16.54.67]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 show less	Brute-Force
🇩🇪 auridh	2026-06-28 17:10:27 (1 week ago)	Ip 178.16.54.67 performed 'crowdsecurity/postfix-spam' (6 events over 3.267811101s) at 2026-06-28 16 ... show more Ip 178.16.54.67 performed 'crowdsecurity/postfix-spam' (6 events over 3.267811101s) at 2026-06-28 16:52:53.865535199 +0000 UTC show less	Email Spam
🇩🇪 yvoictra	2026-06-28 16:53:43 (1 week ago)	Bloqueado automáticamente por CrowdSec. Escenario: crowdsecurity/postfix-spam	Brute-Force Email Spam
🇩🇪 bescared	2026-06-28 16:42:36 (1 week ago)	F2B - Malicious activity detected. Excessive port scans. -151302cd-	Port Scan
Anonymous	2026-06-28 11:36:10 (1 week ago)	Fail2Ban SMTP auth brute-force detected	Brute-Force
Anonymous	2026-06-28 11:19:35 (1 week ago)	2026-06-28T08:19:17.382124-03:00 web postfix/smtpd[1374702]: warning: unknown[178.16.54.67]: SASL LO ... show more 2026-06-28T08:19:17.382124-03:00 web postfix/smtpd[1374702]: warning: unknown[178.16.54.67]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=info 2026-06-28T08:19:24.281116-03:00 web postfix/smtpd[1374715]: warning: unknown[178.16.54.67]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=postmaster 2026-06-28T08:19:35.145115-03:00 web postfix/smtpd[1374716]: warning: unknown[178.16.54.67]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=admin ... show less	Phishing Web Spam Email Spam Hacking Spoofing Brute-Force Bad Web Bot
🇩🇪 MAM	2026-06-27 20:29:28 (1 week ago)	sendmail relay attempt	Brute-Force
🇩🇪 Mailguard-FRD	2026-06-27 16:25:33 (1 week ago)	Jun 27 18:25:32 [redacted] postfix/postscreen[1182160]: DNSBL rank 5 for [178.16.54.67]:63918 ...	Email Spam Brute-Force
🇩🇪 dr-denkena.de	2026-06-27 16:09:03 (1 week ago)	Jun 27 18:09:02 [postfix/smtpd] NOQUEUE: lost connection after CONNECT from unknown[178.16.54.67] Ju ... show more Jun 27 18:09:02 [postfix/smtpd] NOQUEUE: lost connection after CONNECT from unknown[178.16.54.67] Jun 27 18:09:02 [postfix/smtpd] NOQUEUE: reject: RCPT from unknown[178.16.54.67]: 554 5.7.1 <[email protected]>: Relay access denied; from=<[email protected]> to=<[email protected]> proto=SMTP helo=<win-7n1fiecl6ic.domain> Jun 27 18:09:02 [postfix/smtpd] NOQUEUE: lost connection after RCPT from unknown[178.16.54.67] ... show less	Email Spam Brute-Force
🇩🇪 sorgenfrei-it.com	2026-06-27 16:08:43 (1 week ago)	2026-06-27T18:08:27.231260+02:00 mainserver postfix/smtpd[373442]: warning: unknown[178.16.54.67]: S ... show more 2026-06-27T18:08:27.231260+02:00 mainserver postfix/smtpd[373442]: warning: unknown[178.16.54.67]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=info 2026-06-27T18:08:33.064754+02:00 mainserver postfix/smtpd[387336]: warning: unknown[178.16.54.67]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=postmaster 2026-06-27T18:08:43.299811+02:00 mainserver postfix/smtpd[375459]: warning: unknown[178.16.54.67]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=admin ... show less	Brute-Force
🇩🇪 Thomas	2026-06-27 00:01:19 (1 week ago)	Jun 27 02:01:03 v22016083778036931 postfix/smtpd[2096114]: warning: unknown[178.16.54.67]: SASL LOGI ... show more Jun 27 02:01:03 v22016083778036931 postfix/smtpd[2096114]: warning: unknown[178.16.54.67]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=info Jun 27 02:01:09 v22016083778036931 postfix/smtpd[2096156]: warning: unknown[178.16.54.67]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=postmaster Jun 27 02:01:19 v22016083778036931 postfix/smtpd[2084821]: warning: unknown[178.16.54.67]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=admin ... show less	Brute-Force

Showing 1 to 15 of 35 reports

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