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AbuseIPDB » 20.123.89.77

20.123.89.77 was found in our database!

This IP was reported 14 times. Confidence of Abuse is 0%: ?

ISP	Microsoft Corporation
Usage Type	Data Center/Web Hosting/Transit
ASN	AS8075
Domain Name	microsoft.com
Country	🇮🇪 Ireland
City	Dublin, Leinster

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

Report 20.123.89.77

Whois 20.123.89.77

IP Abuse Reports for 20.123.89.77:

This IP address has been reported a total of 14 times from 12 distinct sources. 20.123.89.77 was first reported on May 7th 2026, and the most recent report was 2 months ago.

Old Reports: The most recent abuse report for this IP address is from 2 months ago . It is possible that this IP is no longer involved in abusive activities.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇩🇪 marcelhalls	2026-05-09 03:00:04 (2 months ago)	Repeated attacks detected by Fail2Ban in recidive jail	Hacking
🇧🇷 D3M0l4yJovr	2026-05-08 20:33:00 (2 months ago)	IRA	Brute-Force SSH
🇺🇸 welm	2026-05-08 17:14:58 (2 months ago)	(PERMBLOCK) 20.123.89.77 (IE/Ireland/-) has had more than 4 temp blocks in the last 86400 secs; Port ... show more (PERMBLOCK) 20.123.89.77 (IE/Ireland/-) has had more than 4 temp blocks in the last 86400 secs; Ports: *; Direction: inout; Trigger: LF_PERMBLOCK_COUNT; Logs: show less	Port Scan
🇺🇸 agenciahypelab.com.br	2026-05-08 05:19:59 (2 months ago)	WordPress login brute-force detectado e bloqueado pelo CSF/LFD. Trigger: LF_TRIGGER	Brute-Force SSH
Anonymous	2026-05-08 04:30:22 (2 months ago)	Failed login attempt detected by Fail2Ban in plesk-postfix jail	Brute-Force
Anonymous	2026-05-08 03:47:30 (2 months ago)	2026-05-08T00:24:06.345269-03:00 web postfix/submissions/smtpd[253779]: warning: unknown[20.123.89.7 ... show more 2026-05-08T00:24:06.345269-03:00 web postfix/submissions/smtpd[253779]: warning: unknown[20.123.89.77]: SASL LOGIN authentication failed: (reason unavailable), [email protected] 2026-05-08T00:35:55.478381-03:00 web postfix/submissions/smtpd[254707]: warning: unknown[20.123.89.77]: SASL LOGIN authentication failed: (reason unavailable), [email protected] 2026-05-08T00:47:30.236001-03:00 web postfix/submissions/smtpd[256026]: warning: unknown[20.123.89.77]: SASL LOGIN authentication failed: (reason unavailable), [email protected] ... show less	Phishing Web Spam Email Spam Hacking Spoofing Brute-Force Bad Web Bot
🇧🇷 SvrAdmin	2026-05-08 03:45:00 (2 months ago)	[272] (smtpauth) Failed SMTP AUTH login from 20.123.89.77 (IE/Ireland/-): 5 in the last 3600 secs; P ... show more [272] (smtpauth) Failed SMTP AUTH login from 20.123.89.77 (IE/Ireland/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SMTPAUTH; Logs: May 8 00:09:54 cwp01 postfix/smtpd[28239]: warning: unknown[20.123.89.77]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 May 8 00:31:44 cwp01 postfix/smtpd[5546]: warning: unknown[20.123.89.77]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 May 8 00:32:29 cwp01 postfix/smtpd[5546]: warning: unknown[20.123.89.77]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 May 8 00:38:50 cwp01 postfix/smtpd[27640]: warning: unknown[20.123.89.77]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 May 8 00:44:59 cwp01 postfix/smtpd[28095]: warning: unknown[20.123.89.77]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 show less	Port Scan Hacking Brute-Force Exploited Host
Anonymous	2026-05-07 21:51:08 (2 months ago)	6x Postfix SASL LOGIN authentication failed	Brute-Force
Anonymous	2026-05-07 21:42:33 (2 months ago)	(smtpauth) Failed SMTP AUTH login from 20.123.89.77 (IE/Ireland/-)	Brute-Force
🇧🇷 SvrAdmin	2026-05-07 21:37:49 (2 months ago)	[315] (smtpauth) Failed SMTP AUTH login from 20.123.89.77 (IE/Ireland/-): 5 in the last 3600 secs; P ... show more [315] (smtpauth) Failed SMTP AUTH login from 20.123.89.77 (IE/Ireland/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SMTPAUTH; Logs: May 7 18:06:10 cwp01 postfix/smtpd[17127]: warning: unknown[20.123.89.77]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 May 7 18:14:24 cwp01 postfix/smtpd[17127]: warning: unknown[20.123.89.77]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 May 7 18:22:07 cwp01 postfix/smtpd[18269]: warning: unknown[20.123.89.77]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 May 7 18:29:53 cwp01 postfix/smtpd[18407]: warning: unknown[20.123.89.77]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 May 7 18:37:45 cwp01 postfix/smtpd[18954]: warning: unknown[20.123.89.77]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 show less	Port Scan Hacking Brute-Force Exploited Host
Anonymous	2026-05-07 21:19:23 (2 months ago)	(smtpauth) Failed SMTP AUTH login from 20.123.89.77 (IE/Ireland/Leinster/Dublin/-/[redacted])	Brute-Force
🇧🇷 LM Security	2026-05-07 21:15:03 (2 months ago)	2026-05-07 18:10:59 dovecot_login authenticator failed for H=(ADMIN) [20.123.89.77]:51716: 535 Incor ... show more 2026-05-07 18:10:59 dovecot_login authenticator failed for H=(ADMIN) [20.123.89.77]:51716: 535 Incorrect authentication data (set_id=halaffer@[redacted]holding.com.br) 2026-05-07 18:06:54 dovecot_login authenticator failed for H=(ADMIN) [20.123.89.77]:42444: 535 Incorrect authentication data (set_id=grupofiscal@[redacted]company.com.br) show less	Brute-Force
🇧🇷 hostseries	2026-05-07 20:33:55 (2 months ago)	Trigger: LF_SMTPAUTH	Brute-Force
Anonymous	2026-05-07 19:37:02 (2 months ago)	BruteForce IMAP/POP3/SMTP	Brute-Force

Showing 1 to 14 of 14 reports

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