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AbuseIPDB » 20.6.75.48

20.6.75.48 was found in our database!

This IP was reported 13 times. Confidence of Abuse is 0%: ?

ISP	Microsoft Corporation
Usage Type	Data Center/Web Hosting/Transit
ASN	AS8075
Domain Name	microsoft.com
Country	🇸🇬 Singapore
City	Singapore

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

Report 20.6.75.48

Whois 20.6.75.48

IP Abuse Reports for 20.6.75.48:

This IP address has been reported a total of 13 times from 9 distinct sources. 20.6.75.48 was first reported on April 8th 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
🇺🇸 bigscoots.com	2026-04-08 06:59:51 (2 months ago)	(PERMBLOCK) 20.6.75.48 (SG/Singapore/-) has had more than 4 temp blocks in the last 86400 secs; Port ... show more (PERMBLOCK) 20.6.75.48 (SG/Singapore/-) has had more than 4 temp blocks in the last 86400 secs; Ports: *; Direction: 1; Trigger: LF_PERMBLOCK_COUNT; Logs: show less	Brute-Force SSH
🇺🇸 bigscoots.com	2026-04-08 06:31:58 (2 months ago)	(smtpauth) Failed SMTP AUTH login from 20.6.75.48 (SG/Singapore/-): 5 in the last 3600 secs; Ports: ... show more (smtpauth) Failed SMTP AUTH login from 20.6.75.48 (SG/Singapore/-): 5 in the last 3600 secs; Ports: 25,465,587; Direction: 0; Trigger: LF_SMTPAUTH; Logs: 2026-04-08 02:14:31 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:55050: 535 Incorrect authentication data ([email protected]) 2026-04-08 02:16:18 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:51708: 535 Incorrect authentication data ([email protected]) 2026-04-08 02:23:17 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:53888: 535 Incorrect authentication data ([email protected]) 2026-04-08 02:30:49 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:54602: 535 Incorrect authentication data ([email protected]) 2026-04-08 02:31:58 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:35372: 535 Incorrect authentication data ([email protected]) show less	Brute-Force SSH
🇺🇸 bigscoots.com	2026-04-08 06:05:51 (2 months ago)	(smtpauth) Failed SMTP AUTH login from 20.6.75.48 (SG/Singapore/-): 5 in the last 3600 secs; Ports: ... show more (smtpauth) Failed SMTP AUTH login from 20.6.75.48 (SG/Singapore/-): 5 in the last 3600 secs; Ports: 25,465,587; Direction: 0; Trigger: LF_SMTPAUTH; Logs: 2026-04-08 01:47:37 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:37820: 535 Incorrect authentication data ([email protected]) 2026-04-08 01:48:34 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:41080: 535 Incorrect authentication data ([email protected]) 2026-04-08 01:57:09 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:39700: 535 Incorrect authentication data ([email protected]) 2026-04-08 02:01:53 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:39268: 535 Incorrect authentication data ([email protected]) 2026-04-08 02:05:49 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:41004: 535 Incorrect authentication data ([email protected]) show less	Brute-Force SSH
🇺🇸 bigscoots.com	2026-04-08 05:40:04 (2 months ago)	(smtpauth) Failed SMTP AUTH login from 20.6.75.48 (SG/Singapore/-): 5 in the last 3600 secs; Ports: ... show more (smtpauth) Failed SMTP AUTH login from 20.6.75.48 (SG/Singapore/-): 5 in the last 3600 secs; Ports: 25,465,587; Direction: 0; Trigger: LF_SMTPAUTH; Logs: 2026-04-08 01:19:07 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:33096: 535 Incorrect authentication data ([email protected]) 2026-04-08 01:22:53 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:50360: 535 Incorrect authentication data ([email protected]) 2026-04-08 01:31:21 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:56824: 535 Incorrect authentication data ([email protected]) 2026-04-08 01:33:21 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:37506: 535 Incorrect authentication data ([email protected]) 2026-04-08 01:39:59 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:35192: 535 Incorrect authentication data ([email protected]) show less	Brute-Force SSH
Anonymous	2026-04-08 05:25:31 (2 months ago)	6x Postfix SASL LOGIN authentication failed	Brute-Force
🇺🇸 bigscoots.com	2026-04-08 05:14:31 (2 months ago)	(smtpauth) Failed SMTP AUTH login from 20.6.75.48 (SG/Singapore/-): 5 in the last 3600 secs; Ports: ... show more (smtpauth) Failed SMTP AUTH login from 20.6.75.48 (SG/Singapore/-): 5 in the last 3600 secs; Ports: 25,465,587; Direction: 0; Trigger: LF_SMTPAUTH; Logs: 2026-04-08 00:20:52 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:41746: 535 Incorrect authentication data ([email protected]) 2026-04-08 00:56:58 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:44552: 535 Incorrect authentication data ([email protected]) 2026-04-08 01:03:29 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:51186: 535 Incorrect authentication data ([email protected]) 2026-04-08 01:06:05 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:57156: 535 Incorrect authentication data ([email protected]) 2026-04-08 01:14:29 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:52530: 535 Incorrect authentication data ([email protected]) show less	Brute-Force SSH
🇩🇪 samba.org	2026-04-08 05:12:04 (2 months ago)	spam (f2b h2)	Brute-Force
🇺🇸 MojoBlock	2026-04-08 04:57:18 (2 months ago)	2026-04-07 23:17:16 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:54234: 535 Incorre ... show more 2026-04-07 23:17:16 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:54234: 535 Incorrect authentication data ([email protected]) 2026-04-07 23:47:12 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:46592: 535 Incorrect authentication data ([email protected]) 2026-04-07 23:57:14 dovecot_login authenticator failed for H=(ADMIN) [20.6.75.48]:43694: 535 Incorrect authentication data ([email protected]) ... show less	Email Spam Brute-Force
🇧🇷 SvrAdmin	2026-04-08 04:49:14 (2 months ago)	[315] (smtpauth) Failed SMTP AUTH login from 20.6.75.48 (SG/Singapore/-): 5 in the last 3600 secs; P ... show more [315] (smtpauth) Failed SMTP AUTH login from 20.6.75.48 (SG/Singapore/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SMTPAUTH; Logs: Apr 8 00:56:31 cwp01 postfix/smtpd[11027]: warning: unknown[20.6.75.48]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Apr 8 01:30:49 cwp01 postfix/smtpd[12241]: warning: unknown[20.6.75.48]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Apr 8 01:42:38 cwp01 postfix/smtpd[12587]: warning: unknown[20.6.75.48]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Apr 8 01:45:43 cwp01 postfix/smtpd[12793]: warning: unknown[20.6.75.48]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Apr 8 01:49:10 cwp01 postfix/smtpd[12789]: warning: unknown[20.6.75.48]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 show less	Port Scan Hacking Brute-Force Exploited Host
🇧🇷 hostseries	2026-04-08 04:41:12 (2 months ago)	Trigger: LF_SMTPAUTH	Brute-Force
🇮🇹 www.tana.it	2026-04-08 04:32:37 (2 months ago)	SMTP auth dictionary attack	Brute-Force
Anonymous	2026-04-08 04:30:20 (2 months ago)	Failed login attempt detected by Fail2Ban in plesk-postfix jail	Brute-Force
Anonymous	2026-04-08 03:22:02 (2 months ago)	BruteForce IMAP/POP3/SMTP	Brute-Force

Showing 1 to 13 of 13 reports

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