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AbuseIPDB » 49.158.209.91

49.158.209.91 was found in our database!

This IP was reported 712 times. Confidence of Abuse is 100%: ?

100%

ISP	TFN MEDIA CO., LTD.
Usage Type	Fixed Line ISP
ASN	AS24164
Hostname(s)	49-158-209-91.dynamic.elinx.com.tw
Domain Name	tfn.net.tw
Country	🇹🇼 Taiwan
City	Hualien City, Taiwan

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

Report 49.158.209.91

Whois 49.158.209.91

IP Abuse Reports for 49.158.209.91:

This IP address has been reported a total of 712 times from 196 distinct sources. 49.158.209.91 was first reported on May 21st 2025, and the most recent report was 6 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
🇸🇬 pusathosting.com	2026-07-16 15:45:09 (6 hours ago)	imap1 failed login	Brute-Force
🇩🇪 kreativstrecke	2026-07-16 15:27:22 (6 hours ago)	2026-07-16T17:27:20.232912+02:00 srv03 postfix/smtps/smtpd[4160707]: warning: unknown[49.158.209.91] ... show more 2026-07-16T17:27:20.232912+02:00 srv03 postfix/smtps/smtpd[4160707]: warning: unknown[49.158.209.91]: SASL LOGIN authentication failed: (reason unavailable), [email protected] 2026-07-16T17:27:21.332785+02:00 srv03 postfix/smtps/smtpd[4160707]: lost connection after AUTH from unknown[49.158.209.91] 2026-07-16T17:27:21.332895+02:00 srv03 postfix/smtps/smtpd[4160707]: disconnect from unknown[49.158.209.91] ehlo=1 auth=0/1 commands=1/2 ... show less	Brute-Force
🇳🇱 Zeeaster	2026-07-16 14:49:10 (7 hours ago)	abuse-sasl h4	Brute-Force
🇩🇪 DAUGDE	2026-07-16 14:29:12 (7 hours ago)	2026-07-16T16:29:11.007564+02:00 v2202104133598150667 9275893e7080[1163]: Jul 16 16:29:11 9275893e70 ... show more 2026-07-16T16:29:11.007564+02:00 v2202104133598150667 9275893e7080[1163]: Jul 16 16:29:11 9275893e7080 postfix/smtps/smtpd[15167]: warning: unknown[49.158.209.91]: SASL LOGIN authentication failed: (reason unavailable), [email protected] 2026-07-16T16:29:12.222953+02:00 v2202104133598150667 9275893e7080[1163]: Jul 16 16:29:12 9275893e7080 postfix/smtps/smtpd[15167]: lost connection after AUTH from unknown[49.158.209.91] ... show less	Email Spam Spoofing Brute-Force
Anonymous	2026-07-16 14:07:19 (8 hours ago)	SMTP AUTH 49.158.209.91 (SMTP_LOGIN_ATTEMPT)	Brute-Force
🇩🇪 ipcop.net	2026-07-16 13:39:37 (8 hours ago)	2026-07-16T15:36:41.219847+02:00 web01.agentur-b-2.de postfix/smtps/smtpd[777870]: warning: unknown[ ... show more 2026-07-16T15:36:41.219847+02:00 web01.agentur-b-2.de postfix/smtps/smtpd[777870]: warning: unknown[49.158.209.91]: SASL LOGIN authentication failed: (reason unavailable), [email protected] 2026-07-16T15:36:42.929755+02:00 web01.agentur-b-2.de postfix/smtps/smtpd[777870]: disconnect from unknown[49.158.209.91] ehlo=1 auth=0/1 commands=1/2 2026-07-16T15:38:15.461975+02:00 web01.agentur-b-2.de postfix/smtps/smtpd[718770]: warning: unknown[49.158.209.91]: SASL LOGIN authentication failed: (reason unavailable), [email protected] 2026-07-16T15:38:16.467712+02:00 web01.agentur-b-2.de postfix/smtps/smtpd[718770]: disconnect from unknown[49.158.209.91] ehlo=1 auth=0/1 commands=1/2 2026-07-16T15:39:35.479104+02:00 web01.agentur-b-2.de postfix/smtps/smtpd[718770]: warning: unknown[49.158.209.91]: SASL LOGIN authentication failed: (reason unavailable), [email protected] show less	Fraud VoIP Brute-Force
🇩🇪 mnpx	2026-07-16 12:26:04 (9 hours ago)	SMTP brute forcing (3× over 1h:07m); first seen here 2025-11-30T15:20Z	Brute-Force
🇩🇪 chris_yooo	2026-07-16 12:02:12 (10 hours ago)	Jul 16 14:02:09 isp postfix/smtps/smtpd[2576542]: warning: unknown[49.158.209.91]: SASL LOGIN authen ... show more Jul 16 14:02:09 isp postfix/smtps/smtpd[2576542]: warning: unknown[49.158.209.91]: SASL LOGIN authentication failed: (reason unavailable), [email protected] Jul 16 14:02:11 isp postfix/smtps/smtpd[2576542]: lost connection after AUTH from unknown[49.158.209.91] Jul 16 14:02:11 isp postfix/smtps/smtpd[2576542]: disconnect from unknown[49.158.209.91] ehlo=1 auth=0/1 commands=1/2 ... show less	Spoofing Brute-Force
🇸🇮 basing	2026-07-16 11:35:08 (10 hours ago)	2026-07-16 12:35:08 bs SASL PLAIN auth failed: rhost=49.158.209.91...	Brute-Force
Anonymous	2026-07-16 11:02:08 (11 hours ago)	2026-07-16T13:02:07.156256 biopolis.pcconsultant.it postfix/smtpd[3494309]: warning: unknown[49.158. ... show more 2026-07-16T13:02:07.156256 biopolis.pcconsultant.it postfix/smtpd[3494309]: warning: unknown[49.158.209.91]: SASL LOGIN authentication failed: authentication failure, [email protected] ... show less	Brute-Force
🇵🇱 bmino.pl	2026-07-16 10:38:20 (11 hours ago)	Autoban IP(2): 49.158.209.91 - Hostname: UBBNET - City: Hualien City - Region: Hualien County - Coun ... show more Autoban IP(2): 49.158.209.91 - Hostname: UBBNET - City: Hualien City - Region: Hualien County - Country: Taiwan - Location: 23.9807,121.6115 - Organization: TFN Media Co., Ltd. - failed attempts. show less	Brute-Force
Anonymous	2026-07-16 10:23:56 (11 hours ago)	(UserAttack) User Attack From 49.158.209.91 (TW/Taiwan/49-158-209-91.dynamic.elinx.com.tw): 1 in th ... show more (UserAttack) User Attack From 49.158.209.91 (TW/Taiwan/49-158-209-91.dynamic.elinx.com.tw): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_CUSTOMTRIGGER; Logs: 2026-07-16 10:23:53 auth_login authenticator failed for ([111.26.115.123]) [49.158.209.91]: 535 Incorrect authentication data ([email protected]) show less	Port Scan
🇩🇪 singertc	2026-07-16 09:40:03 (12 hours ago)	2026-07-16 11:40:02 login_server authenticator failed for ([174.75.211.195]) [49.158.209.91]: 535 In ... show more 2026-07-16 11:40:02 login_server authenticator failed for ([174.75.211.195]) [49.158.209.91]: 535 Incorrect authentication data ([email protected]) ... show less	Brute-Force Hacking
🇸🇪 triplecode	2026-07-16 09:23:58 (12 hours ago)	Reported from hMailServer	Hacking
Anonymous	2026-07-16 08:51:32 (13 hours ago)	hacking	Hacking

Showing 1 to 15 of 712 reports

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