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

123.108.77.77

Neutral Activity

Abuse confidence score ?

0% Low Risk

125 reports

73 reporters · latest 5 months ago

ISP	Dimension Network & Communication Limited
Usage Type	Data Center/Web Hosting/Transit
ASN	AS59371
Domain Name	dimensionet.com
Country	🇭🇰 Hong Kong
City	Tung Chung, Islands

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

Report Whois

No reports in the last 60 days

123.108.77.77 has been reported 125 times. The most recent report is from 5 months ago.

The full history is preserved below and remains searchable. A 0% score reflects the absence of recent activity, but this is not a guarantee that earlier reports were invalid. Abuse confidence score decays, naturally, over time, when the abusive activity stops.

IP Abuse Reports for 123.108.77.77

Export CSV

This IP address has been reported a total of 125 times from 73 distinct sources. 123.108.77.77 was first reported on January 29th 2026, and the most recent report was 5 months ago.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇫🇷 dwmp	2026-04-09 18:50:40 (5 months ago)	Apr 9 20:50:38 webcore postfix/smtpd[3160683]: warning: unknown[123.108.77.77]: SASL CRAM-MD5 authe ... show more Apr 9 20:50:38 webcore postfix/smtpd[3160683]: warning: unknown[123.108.77.77]: SASL CRAM-MD5 authentication failed: authentication failure Apr 9 20:50:38 webcore postfix/smtpd[3160683]: warning: unknown[123.108.77.77]: SASL PLAIN authentication failed: authentication failure Apr 9 20:50:39 webcore postfix/smtpd[3160683]: warning: unknown[123.108.77.77]: SASL LOGIN authentication failed: authentication failure ... show less	Brute-Force
Anonymous	2026-04-09 18:28:14 (5 months ago)	Kept connecting and disconnecting without issuing any commands	DDoS Attack
🇨🇿 lp	2026-04-09 15:19:40 (5 months ago)	Email account brute force: 2 attempts were recorded from 123.108.77.77 2026-04-09T15:39:51+02:00 war ... show more Email account brute force: 2 attempts were recorded from 123.108.77.77 2026-04-09T15:39:51+02:00 warning: unknown[123.108.77.77]: SASL PLAIN authentication failed: authentication failure, [email protected] 2026-04-09T15:39:51+02:00 warning: unknown[123.108.77.77]: SASL LOGIN authentication failed: authentication failure, [email protected] show less	Brute-Force
🇩🇪 neverdown.eu	2026-04-08 21:41:05 (5 months ago)	(smtpauth) Failed SMTP AUTH login from 123.108.77.77 (HK/Hong Kong/-): 5 in the last 60 secs; Ports: ... show more (smtpauth) Failed SMTP AUTH login from 123.108.77.77 (HK/Hong Kong/-): 5 in the last 60 secs; Ports: *; Direction: inout; Trigger: LF_SMTPAUTH; Logs: 2026-04-09 00:40:52 dovecot_plain authenticator failed for H=(UJZECE2W) [123.108.77.77]:58558: 535 Incorrect authentication data ([email protected]) 2026-04-09 00:40:52 dovecot_plain authenticator failed for H=(E43HFC1) [123.108.77.77]:58559: 535 Incorrect authentication data ([email protected]) 2026-04-09 00:40:52 dovecot_plain authenticator failed for H=(5HJ30XO6291) [123.108.77.77]:58560: 535 Incorrect authentication data ([email protected]) 2026-04-09 00:40:58 dovecot_login authenticator failed for H=(UJZECE2W) [123.108.77.77]:58558: 535 Incorrect authentication data ([email protected]) 2026-04-09 00:40:58 dovecot_login authenticator failed for H=(E43HFC1) [123.108.77.77]:58559: 535 Incorrect authentication data ([email protected]) show less	Port Scan
🇫🇷 ✨	2026-04-07 23:31:08 (5 months ago)	Rule : SMTP 04/08/26 00:29:55 2532 123.108.77.77 *hidden-privacy* ESMTP MailEnable Service, V ... show more Rule : SMTP 04/08/26 00:29:55 2532 123.108.77.77 *hidden-privacy* ESMTP MailEnable Service, Version: 10.54-- ready at 04/08/26 00:29:55 96 0 04/08/26 00:29:56 2532 123.108.77.77 EHLO EHLO D5USN7IUSI1V *hidden-privacy* [123.108.77.77], this server offers 5 extensions 246 19 04/08/26 00:29:56 2532 123.108.77.77 AUTH AUTH LOGIN 334 VXNlcm5hbWU6 18 12 04/08/26 00:29:56 2532 123.108.77.77 AUTH {blank} 334 UGFzc3dvcmQ6 18 38 [email protected] 04/08/26 00:29:56 2532 123.108.77.77 AUTH {blank} 535 Invalid Username or Password 34 26 [email protected] show less	Email Spam Port Scan Spoofing
🇷🇴 gtheo99	2026-04-07 20:04:29 (5 months ago)	(smtpauth) Failed SMTP AUTH login from 123.108.77.77 (HK/Hong Kong/-): 2 in the last 900 secs	Brute-Force Email Spam
🇧🇷 SvrAdmin	2026-04-06 23:00:52 (5 months ago)	[101] (smtpauth) Failed SMTP AUTH login from 123.108.77.77 (HK/Hong Kong/-): 5 in the last 3600 secs ... show more [101] (smtpauth) Failed SMTP AUTH login from 123.108.77.77 (HK/Hong Kong/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SMTPAUTH; Logs: 2026-04-06 20:00:33 dovecot_plain authenticator failed for H=(Q171B58071) [123.108.77.77]:60923: 535 Incorrect authentication data ([email protected]) 2026-04-06 20:00:37 dovecot_plain authenticator failed for H=(E1261D68V5UP6) [123.108.77.77]:60922: 535 Incorrect authentication data ([email protected]) 2026-04-06 20:00:37 dovecot_plain authenticator failed for H=(D5USN7IUSI1V) [123.108.77.77]:60924: 535 Incorrect authentication data ([email protected]) 2026-04-06 20:00:40 dovecot_login authenticator failed for H=(Q171B58071) [123.108.77.77]:60923: 535 Incorrect authentication data ([email protected]) 2026-04-06 20:00:47 dovecot_login authenticator failed for H=(E1261D68V5UP6) [123.108.77.77]:60922: 535 Incorrect authentication data show less	Port Scan Hacking Brute-Force Exploited Host
🇫🇷 adlp.org	2026-04-01 08:45:33 (6 months ago)	Apr 1 08:45:26 nginx-mua ==smtp/[email protected]== : TRAKEUR-Out;0;127.0.0.1;123.108.77 ... show more Apr 1 08:45:26 nginx-mua ==smtp/[email protected]== : TRAKEUR-Out;0;127.0.0.1;123.108.77.77;[UNAVAILABLE];[email protected];smtp;cram-md5;1;@adlp.org$;KILL;2;Licence to kill Apr 1 08:45:29 nginx-mua ==smtp/[email protected]== : TRAKEUR-Out;0;127.0.0.1;123.108.77.77;[UNAVAILABLE];[email protected];smtp;cram-md5;1;@adlp.org$;KILL;2;Licence to kill Apr 1 08:45:32 nginx-mua ==smtp/[email protected]== : TRAKEUR-Out;0;127.0.0.1;123.108.77.77;[UNAVAILABLE];[email protected];smtp;cram-md5;1;@adlp.org$;KILL;2;Licence to kill ... show less	Brute-Force
Anonymous	2026-03-31 03:24:13 (6 months ago)	SMTP brute force - auth failed	Brute-Force Exploited Host
🇨🇿 lp	2026-03-29 07:50:26 (6 months ago)	Email account brute force: 2 attempts were recorded from 123.108.77.77 2026-03-29T08:48:56+02:00 war ... show more Email account brute force: 2 attempts were recorded from 123.108.77.77 2026-03-29T08:48:56+02:00 warning: unknown[123.108.77.77]: SASL PLAIN authentication failed: authentication failure, [email protected] 2026-03-29T08:48:56+02:00 warning: unknown[123.108.77.77]: SASL LOGIN authentication failed: authentication failure, [email protected] show less	Brute-Force
🇩🇪 kreativstrecke	2026-03-29 06:34:02 (6 months ago)	2026-03-29T07:33:55.257156+01:00 srv03 postfix/smtps/smtpd[1817562]: warning: unknown[123.108.77.77] ... show more 2026-03-29T07:33:55.257156+01:00 srv03 postfix/smtps/smtpd[1817562]: warning: unknown[123.108.77.77]: SASL PLAIN authentication failed: (reason unavailable), [email protected] 2026-03-29T07:34:01.441961+01:00 srv03 postfix/smtps/smtpd[1817562]: warning: unknown[123.108.77.77]: SASL LOGIN authentication failed: (reason unavailable), [email protected] 2026-03-29T07:34:01.666297+01:00 srv03 postfix/smtps/smtpd[1817562]: lost connection after AUTH from unknown[123.108.77.77] ... show less	Brute-Force
🇩🇪 FeG Deutschland	2026-03-29 06:22:06 (6 months ago)	Mail: - login with unknown user - bruteforce	Brute-Force
Anonymous	2026-03-29 02:40:38 (6 months ago)	2026-03-29T04:40:36.691793 biopolis.pcconsultant.it postfix/smtpd[127338]: warning: unknown[123.108. ... show more 2026-03-29T04:40:36.691793 biopolis.pcconsultant.it postfix/smtpd[127338]: warning: unknown[123.108.77.77]: SASL PLAIN authentication failed: authentication failure, [email protected] ... show less	Brute-Force
Anonymous	2026-03-28 12:03:19 (6 months ago)	SMTP brute force - auth failed	Brute-Force Exploited Host
🇨🇿 lp	2026-03-28 08:50:42 (6 months ago)	Email account brute force: 2 attempts were recorded from 123.108.77.77 2026-03-28T09:13:32+01:00 war ... show more Email account brute force: 2 attempts were recorded from 123.108.77.77 2026-03-28T09:13:32+01:00 warning: unknown[123.108.77.77]: SASL PLAIN authentication failed: authentication failure, [email protected] 2026-03-28T09:13:33+01:00 warning: unknown[123.108.77.77]: SASL LOGIN authentication failed: authentication failure, [email protected] show less	Brute-Force

Showing 1 to 15 of 125 reports

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

Recently Reported IPs:

🇧🇷 191.241.200.3

🇺🇸 184.105.247.207

🇺🇸 109.105.209.15

🇺🇸 99.123.18.19

🇺🇸 96.234.118.230

🇺🇸 91.193.232.124

🇺🇸 71.6.232.24

🇺🇸 70.183.233.110

🇺🇸 66.132.186.199

🇺🇸 64.62.156.39

🇨🇦 51.79.86.104

🇸🇬 47.84.131.200

🇵🇰 202.70.139.34

🇵🇱 185.241.208.94

🇳🇵 157.10.100.12

🇦🇺 152.69.166.208

🇭🇰 152.32.212.226

🇺🇸 143.198.161.227

🇺🇸 109.105.209.14

🇺🇸 109.105.209.12