JavaScript is disabled. Some features of this site may not work properly. For a smoother experience, please enable JavaScript in your browser settings.

AbuseIPDB » 178.16.55.89

178.16.55.89 was found in our database!

This IP was reported 262 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	Rotterdam, South Holland

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

Report 178.16.55.89

Whois 178.16.55.89

IP Abuse Reports for 178.16.55.89:

This IP address has been reported a total of 262 times from 53 distinct sources. 178.16.55.89 was first reported on February 3rd 2026, and the most recent report was 18 hours 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
🇫🇷 basing	2026-06-05 13:21:57 (18 hours ago)	2026-06-05 14:21:57 pzb SASL PLAIN auth failed: rhost=178.16.55.89...	Brute-Force
🇫🇷 David Buzinkai	2026-06-05 12:34:04 (19 hours ago)	Jun 5 12:21:51 server0 postfix/smtpd[978440]: disconnect from unknown[178.16.55.89] ehlo=1 auth=0/1 ... show more Jun 5 12:21:51 server0 postfix/smtpd[978440]: disconnect from unknown[178.16.55.89] ehlo=1 auth=0/1 quit=1 commands=2/3 Jun 5 12:22:12 server0 postfix/smtpd[978440]: disconnect from unknown[178.16.55.89] ehlo=1 auth=0/1 quit=1 commands=2/3 Jun 5 12:34:03 server0 postfix/smtpd[978532]: disconnect from unknown[178.16.55.89] ehlo=1 auth=0/1 quit=1 commands=2/3 ... show less	Hacking Brute-Force
Anonymous	2026-06-05 12:30:04 (19 hours ago)	Triggered: repeated knocking on closed ports.	Port Scan
🇫🇷 maxxsense	2026-06-05 12:24:55 (19 hours ago)	(smtpauth) Failed SMTP AUTH login from 178.16.55.89 (US/United States/-)	Brute-Force
🇫🇷 allan71	2026-06-05 12:20:34 (19 hours ago)	Jun 5 14:20:33 s03d9 postfix/smtpd[4050970]: disconnect from unknown[178.16.55.89] ehlo=1 auth=0/1 ... show more Jun 5 14:20:33 s03d9 postfix/smtpd[4050970]: disconnect from unknown[178.16.55.89] ehlo=1 auth=0/1 quit=1 commands=2/3 ... show less	Email Spam Spoofing
Anonymous	2026-06-05 07:30:55 (1 day ago)	fail2ban:piguard2:14,18	Port Scan Brute-Force
🇫🇷 ✨	2026-06-05 02:49:08 (1 day ago)	Rule : SMTP 06/05/26 08:18:26 1372 178.16.55.89 *hidden-privacy* ESMTP MailEnable Service, Ve ... show more Rule : SMTP 06/05/26 08:18:26 1372 178.16.55.89 *hidden-privacy* ESMTP MailEnable Service, Version: 10.55-- ready at 06/05/26 08:18:26 96 0 06/05/26 08:18:26 1372 178.16.55.89 EHLO EHLO User *hidden-privacy* [178.16.55.89], this server offers 5 extensions 229 11 06/05/26 08:18:26 1372 178.16.55.89 AUTH AUTH LOGIN 334 VXNlcm5hbWU6 18 12 06/05/26 08:18:27 1372 178.16.55.89 AUTH {blank} 334 UGFzc3dvcmQ6 18 18 datacenter 06/05/26 08:18:27 1372 178.16.55.89 AUTH {blank} 535 Invalid Username or Password 34 18 datacenter show less	Email Spam Port Scan Spoofing
🇫🇷 ✨	2026-06-05 01:36:14 (1 day ago)	Rule : SMTP 06/05/26 07:05:02 2016 178.16.55.89 *hidden-privacy* ESMTP MailEnable Service, Ve ... show more Rule : SMTP 06/05/26 07:05:02 2016 178.16.55.89 *hidden-privacy* ESMTP MailEnable Service, Version: 10.55-- ready at 06/05/26 07:05:02 96 0 06/05/26 07:05:02 2016 178.16.55.89 EHLO EHLO User *hidden-privacy* [178.16.55.89], this server offers 5 extensions 229 11 06/05/26 07:05:02 2016 178.16.55.89 AUTH AUTH LOGIN 334 VXNlcm5hbWU6 18 12 06/05/26 07:05:02 2016 178.16.55.89 AUTH {blank} 334 UGFzc3dvcmQ6 18 14 natalia 06/05/26 07:05:02 2016 178.16.55.89 AUTH {blank} 535 Invalid Username or Password 34 14 natalia show less	Email Spam Port Scan Spoofing
🇨🇭 barateza	2026-06-05 01:00:04 (1 day ago)	Repeated attacks detected by Fail2Ban in recidive jail	Hacking
🇫🇷 ✨	2026-06-05 00:22:17 (1 day ago)	Rule : SMTP 06/05/26 05:51:39 3044 178.16.55.89 *hidden-privacy* ESMTP MailEnable Service, Ve ... show more Rule : SMTP 06/05/26 05:51:39 3044 178.16.55.89 *hidden-privacy* ESMTP MailEnable Service, Version: 10.55-- ready at 06/05/26 05:51:39 96 0 06/05/26 05:51:39 3044 178.16.55.89 EHLO EHLO User *hidden-privacy* [178.16.55.89], this server offers 5 extensions 229 11 06/05/26 05:51:39 3044 178.16.55.89 AUTH AUTH LOGIN 334 VXNlcm5hbWU6 18 12 06/05/26 05:51:39 3044 178.16.55.89 AUTH {blank} 334 UGFzc3dvcmQ6 18 14 sysmantec 06/05/26 05:51:39 3044 178.16.55.89 AUTH {blank} 535 Invalid Username or Password 34 18 sysmantec show less	Email Spam Port Scan Spoofing
🇫🇷 ✨	2026-06-04 23:09:11 (1 day ago)	Rule : SMTP 06/05/26 04:38:12 2772 178.16.55.89 *hidden-privacy* ESMTP MailEnable Service, Ve ... show more Rule : SMTP 06/05/26 04:38:12 2772 178.16.55.89 *hidden-privacy* ESMTP MailEnable Service, Version: 10.55-- ready at 06/05/26 04:38:12 96 0 06/05/26 04:38:12 2772 178.16.55.89 EHLO EHLO User *hidden-privacy* [178.16.55.89], this server offers 5 extensions 229 11 06/05/26 04:38:12 2772 178.16.55.89 AUTH AUTH LOGIN 334 VXNlcm5hbWU6 18 12 06/05/26 04:38:12 2772 178.16.55.89 AUTH {blank} 334 UGFzc3dvcmQ6 18 6 rl 06/05/26 04:38:12 2772 178.16.55.89 AUTH {blank} 535 Invalid Username or Password 34 6 rl show less	Email Spam Port Scan Spoofing
🇨🇭 barateza	2026-06-04 21:00:03 (1 day ago)	SMTP brute-force detected by Fail2Ban in plesk-postfix jail	Email Spam Brute-Force
🇫🇷 Yepngo	2026-06-04 16:31:44 (1 day ago)	2026-06-04T17:27:30.665381+02:00 ns3006402 kernel: [UFW BLOCK] IN=eno1 OUT= MAC=f0:79:59:6e:bf:2b:00 ... show more 2026-06-04T17:27:30.665381+02:00 ns3006402 kernel: [UFW BLOCK] IN=eno1 OUT= MAC=f0:79:59:6e:bf:2b:00:ff:ff:ff:ff:fb:08:00 SRC=178.16.55.89 DST=151.80.47.9 LEN=52 TOS=0x00 PREC=0x00 TTL=113 ID=7663 DF PROTO=TCP SPT=61040 DPT=25 WINDOW=64240 RES=0x00 CWR ECE SYN URGP=0 2026-06-04T17:42:54.059725+02:00 ns3006402 kernel: [UFW BLOCK] IN=eno1 OUT= MAC=f0:79:59:6e:bf:2b:00:ff:ff:ff:ff:fb:08:00 SRC=178.16.55.89 DST=151.80.47.9 LEN=52 TOS=0x00 PREC=0x00 TTL=113 ID=17111 DF PROTO=TCP SPT=61119 DPT=25 WINDOW=64240 RES=0x00 SYN URGP=0 2026-06-04T18:07:15.264414+02:00 ns3006402 kernel: [UFW BLOCK] IN=eno1 OUT= MAC=f0:79:59:6e:bf:2b:00:ff:ff:ff:ff:fb:08:00 SRC=178.16.55.89 DST=151.80.47.9 LEN=52 TOS=0x00 PREC=0x00 TTL=113 ID=27875 DF PROTO=TCP SPT=50638 DPT=25 WINDOW=64240 RES=0x00 CWR ECE SYN URGP=0 2026-06-04T18:16:30.253710+02:00 ns3006402 kernel: [UFW BLOCK] IN=eno1 OUT= MAC=f0:79:59:6e:bf:2b:00:ff:ff:ff:ff:fb:08:00 SRC=178.16.55.89 DST=151.80.47.9 LEN=52 TOS=0x00 PREC=0x00 TTL=113 ID=30360 D ... show less	Port Scan
Anonymous	2026-06-04 06:58:31 (2 days ago)	fail2ban:piguard2:14,18	Port Scan Brute-Force
🇩🇪 ecs.ge	2026-06-03 12:44:54 (2 days ago)	Automatic Fail2Ban report from jail plesk-postfix: multiple matching events detected.	Brute-Force

Showing 1 to 15 of 262 reports

Think this IP has been falsely reported? You may request to have the associated reports reviewed and removed. Request Takedown 🚩

Recently Reported IPs:

🇵🇰 111.68.98.152

🇩🇪 213.209.159.11

🇺🇸 147.185.132.159

🇺🇸 108.41.203.61

🇺🇸 67.80.248.254

🇮🇳 64.227.165.27

🇯🇵 4.241.228.159

🇫🇷 2a01:e0a:5f2:1900:847d:5871:790e:9b34

🇸🇬 212.73.148.42

🇳🇱 204.76.203.81

🇭🇰 199.45.154.131

🇦🇷 186.13.24.118

🇺🇸 172.253.195.222

🇲🇽 148.224.59.81

🇺🇸 147.185.132.65

🇺🇸 138.113.23.170

🇺🇸 66.132.172.221

🇺🇸 2602:80d:1008::4a

🇸🇬 188.166.237.158

🇨🇳 180.76.225.175