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AbuseIPDB » 2.56.57.123

2.56.57.123 was found in our database!

This IP was reported 65 times. Confidence of Abuse is 0%: ?

ISP	SingNet Pte Ltd
Usage Type	Fixed Line ISP
ASN	AS3758
Domain Name	singtel.com
Country	🇸🇬 Singapore
City	Singapore

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

Report 2.56.57.123

Whois 2.56.57.123

IP Abuse Reports for 2.56.57.123:

This IP address has been reported a total of 65 times from 52 distinct sources. 2.56.57.123 was first reported on October 10th 2021, and the most recent report was 4 years ago.

Old Reports: The most recent abuse report for this IP address is from 4 years ago . It is possible that this IP is no longer involved in abusive activities.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇪🇸 IT-Dienstleistungen Schultheis	2022-07-16 07:50:03 (4 years ago)	SMTP Attack on Port 25	Email Spam
🇪🇸 albasoft.com	2022-07-15 19:25:19 (4 years ago)		Brute-Force
🇸🇪 gandalf	2022-07-15 13:16:00 (4 years ago)	2022-07-15 16:44:53 wonderland sendmail[2448]: 26FEirSw002448: [2.56.57.123] did not issue MAIL/EXPN ... show more 2022-07-15 16:44:53 wonderland sendmail[2448]: 26FEirSw002448: [2.56.57.123] did not issue MAIL/EXPN/VRFY/ETRN during connection to MTA show less	Email Spam Brute-Force
🇩🇪 Thomas	2022-07-15 04:01:38 (4 years ago)	Jul 15 10:01:31 v22016083778036931 postfix/smtpd[110792]: warning: unknown[2.56.57.123]: SASL LOGIN ... show more Jul 15 10:01:31 v22016083778036931 postfix/smtpd[110792]: warning: unknown[2.56.57.123]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Jul 15 10:01:37 v22016083778036931 postfix/smtpd[114057]: warning: unknown[2.56.57.123]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 ... show less	Brute-Force
🇩🇪 opcenter	2022-07-15 03:16:07 (4 years ago)	2022-07-15 H=(win-clj1b0gq6jp.domain) [2.56.57.123] sender verify fail for <test@REMOVED>: Unrou ... show more 2022-07-15 H=(win-clj1b0gq6jp.domain) [2.56.57.123] sender verify fail for <test@REMOVED>: Unrouteable address 2022-07-15 H=(win-clj1b0gq6jp.domain) [2.56.57.123] F=<test@REMOVED> rejected RCPT <[email protected]>: Sender verify failed 2022-07-15 dovecot_login authenticator failed for (win-clj1b0gq6jp.domain) [2.56.57.123]: 535 Incorrect authentication data show less	Brute-Force
🇩🇪 Thomas	2022-07-15 03:01:21 (4 years ago)	Jul 15 08:31:25 v22016083778036931 postfix/smtpd[96763]: warning: unknown[2.56.57.123]: SASL LOGIN a ... show more Jul 15 08:31:25 v22016083778036931 postfix/smtpd[96763]: warning: unknown[2.56.57.123]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Jul 15 08:50:00 v22016083778036931 postfix/smtpd[86758]: warning: unknown[2.56.57.123]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Jul 15 09:01:20 v22016083778036931 postfix/smtpd[100215]: warning: unknown[2.56.57.123]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 ... show less	Brute-Force
Anonymous	2022-07-14 08:03:13 (4 years ago)	$f2bV_matches	Brute-Force
🇭🇺 dd3589	2022-07-13 23:54:04 (4 years ago)	2022-07-14T05:52:13+02:00 <masked> exim[418076]: fixed_login authenticator failed for (win-clj1b0gq6 ... show more 2022-07-14T05:52:13+02:00 <masked> exim[418076]: fixed_login authenticator failed for (win-clj1b0gq6jp.domain) [2.56.57.123]: 535 Incorrect authentication data (set_id=postmaster) show less	Brute-Force
🇩🇪 _ArminS_	2022-07-13 11:00:50 (4 years ago)	Spam detected 2022.07.13 17:00:50 blocked until 2022.07.14 17:00:50 by HoneyPot US-EAST_ashburn01	Email Spam Brute-Force
🇮🇹 dwmp	2022-07-13 03:09:32 (4 years ago)	2022-07-13T09:09:19.118189news2.dwmp.it postfix/smtpd[49895]: warning: unknown[2.56.57.123]: SASL LO ... show more 2022-07-13T09:09:19.118189news2.dwmp.it postfix/smtpd[49895]: warning: unknown[2.56.57.123]: SASL LOGIN authentication failed: authentication failure 2022-07-13T09:09:23.905321news2.dwmp.it postfix/smtpd[49892]: warning: unknown[2.56.57.123]: SASL LOGIN authentication failed: authentication failure 2022-07-13T09:09:30.695592news2.dwmp.it postfix/smtpd[49896]: warning: unknown[2.56.57.123]: SASL LOGIN authentication failed: authentication failure ... show less	Brute-Force
Anonymous	2022-07-13 02:08:07 (4 years ago)	(UserAttack) User Attack From 2.56.57.123 (NL/Netherlands/-): 1 in the last 3600 secs; Ports: ; Di ... show more (UserAttack) User Attack From 2.56.57.123 (NL/Netherlands/-): 1 in the last 3600 secs; Ports: ; Direction: inout; Trigger: LF_CUSTOMTRIGGER; Logs: 2022-07-13 06:08:04 auth_login authenticator failed for (win-clj1b0gq6jp.domain) [2.56.57.123]: 535 Incorrect authentication data (set_id=info) show less	Port Scan
🇵🇹 rncbc	2022-07-11 21:34:57 (4 years ago)	2022-07-12T02:34:51.374718beta postfix/smtpd[29702]: warning: unknown[2.56.57.123]: SASL LOGIN authe ... show more 2022-07-12T02:34:51.374718beta postfix/smtpd[29702]: warning: unknown[2.56.57.123]: SASL LOGIN authentication failed: authentication failure 2022-07-12T02:34:53.930679beta postfix/smtpd[29706]: warning: unknown[2.56.57.123]: SASL LOGIN authentication failed: authentication failure 2022-07-12T02:34:56.185673beta postfix/smtpd[29704]: warning: unknown[2.56.57.123]: SASL LOGIN authentication failed: authentication failure ... show less	Brute-Force
🇬🇧 CRSSkynet	2022-07-11 07:10:38 (4 years ago)	Jul 11 12:10:25 hosting vpopmail[21100]: vchkpw-smtp: vpopmail user not found info@:2.56.57.123 Jul ... show more Jul 11 12:10:25 hosting vpopmail[21100]: vchkpw-smtp: vpopmail user not found info@:2.56.57.123 Jul 11 12:10:31 hosting vpopmail[21110]: vchkpw-smtp: vpopmail user not found postmaster@:2.56.57.123 Jul 11 12:10:36 hosting vpopmail[21116]: vchkpw-smtp: vpopmail user not found admin@:2.56.57.123 ... show less	Brute-Force
🇳🇱 vlamke	2022-07-10 16:43:31 (4 years ago)	Jul 10 22:43:09 pp-srv01 postfix/smtpd[1433654]: warning: unknown[2.56.57.123]: SASL LOGIN authentic ... show more Jul 10 22:43:09 pp-srv01 postfix/smtpd[1433654]: warning: unknown[2.56.57.123]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Jul 10 22:43:21 pp-srv01 postfix/smtpd[1434901]: warning: unknown[2.56.57.123]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Jul 10 22:43:31 pp-srv01 postfix/smtpd[1433962]: warning: unknown[2.56.57.123]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 show less	Brute-Force SSH
🇺🇸 Vasili Sviridov	2022-07-09 05:17:04 (4 years 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 1 to 15 of 65 reports

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