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159.196.104.3

Recent Activity

Abuse Confidence Score

85% Critical

16 reports

14 reporters · latest 18 minutes ago

ISP: Aussie Broadband Ltd
Usage Type: Fixed Line ISP
ASN: AS4764
Domain Name: aussiebroadband.com.au
Country: 🇦🇺 Australia
City: Sydney, New South Wales

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

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Abuse Reports

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Total reports

16 from 14 distinct reporters

First reported

November 6th 2026

Most recent report

18 minutes ago

Last 60 days

Top reporter locations 🇮🇹 Italy 5 🇩🇪 Germany 2 🇺🇸 United States of America 2

Most common categories Brute-Force 16 Web App Attack 1 Bad Web Bot 1 Email Spam 1 Port Scan 1

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
Anonymous	2026-11-08 20:36:09 UTC · (18 minutes ago)	2026-11-08 20:36:08.744 [28650] login_pam authenticator failed for 159-196-104-3.9fc468.syd.nbn.aussiebb.net ([219.248.4.146]) [159.196.104.3]:50996 I=[192.168.0.29]:25 Ci=6155012: 435 Unable to authenticate at present ([email protected] ... show more 2026-11-08 20:36:08.744 [28650] login_pam authenticator failed for 159-196-104-3.9fc468.syd.nbn.aussiebb.net ([219.248.4.146]) [159.196.104.3]:50996 I=[192.168.0.29]:25 Ci=6155012: 435 Unable to authenticate at present ([email protected]): Permission denied ... show less	Brute-Force
🇮🇹 CoreTech srl	2026-11-08 09:47:32 UTC · (11 hours ago)	"SMTP Login failed": count(IP)=14.0Smartermail 10:43:27.246 [119.157.49.170] SMTP Login failed: Domain [serisap.it] not foundSmartermail 10:43:27.246 [119.157.49.170] SMTP Login failed: Username or password is incorrect.Smartermail 10:43:36.049 [79.2 ... show more "SMTP Login failed": count(IP)=14.0Smartermail 10:43:27.246 [119.157.49.170] SMTP Login failed: Domain [serisap.it] not foundSmartermail 10:43:27.246 [119.157.49.170] SMTP Login failed: Username or password is incorrect.Smartermail 10:43:36.049 [79.28.141.226] SMTP Login failed: Domain [fmclima.it] not foundSmartermail 10:43:36.049 [79.28.141.226] SMTP Login failed: Username or password is incorrect.Smartermail 10:44:32.276 [79.55.180.145] SMTP Login failed: Domain [valentina96.it] not foundSmartermail 10:44:32.276 [79.55.180.145] SMTP Login failed: Username or password is incorrect.is-6411d9d7 10:45:11.342 [159.196.104.3] SMTP Login failed: Username or password is incorrect.is-6411d9d7 10:45:11.342 [159.196.104.3] SMTP Login failed: Incorrect password for user [[email protected]]mail3-dc1 10:47:00.267 [185.234.165.218] SMTP Login failed: Incorrect password for user [[email protected]] show less	Brute-Force
🇩🇪 dn-systems.net	2026-11-08 06:40:32 UTC · (14 hours ago)	2026-11-08 07:43:06.086 [598104] login authenticator failed for H=159-196-104-3.9fc468.syd.nbn.aussiebb.net ([121.8.215.69]) [159.196.104.3]:36802 I=[193.108.181.150]:25 Ci=598104: 535 Incorrect authentication data ([email protected]) 2026-11- ... show more 2026-11-08 07:43:06.086 [598104] login authenticator failed for H=159-196-104-3.9fc468.syd.nbn.aussiebb.net ([121.8.215.69]) [159.196.104.3]:36802 I=[193.108.181.150]:25 Ci=598104: 535 Incorrect authentication data ([email protected]) 2026-11-08 07:43:06.087 [598104] no MAIL in SMTP connection from 159-196-104-3.9fc468.syd.nbn.aussiebb.net ([121.8.215.69]) [159.196.104.3]:36802 I=[193.108.181.150]:25 Ci=598104 D=5s C=EHLO,AUTH ... show less	Brute-Force
🇸🇰 EVISION	2026-11-07 20:47:13 UTC · (1 day ago)	RdpGuard detected brute-force attempt on SMTP	Brute-Force
Anonymous	2026-11-07 18:34:38 UTC · (1 day ago)	$f2bV_matches	Brute-Force
🇮🇹 Inartis	2026-11-07 13:06:59 UTC · (1 day ago)	Nov 7 14:06:58 mail1 postfix/smtpd[1615691]: warning: 159-196-104-3.9fc468.syd.nbn.aussiebb.net[159.196.104.3]: SASL LOGIN authentication failed: authentication failure, [email protected] ...	Port Scan Brute-Force
🇭🇺 Lacika555	2026-11-07 06:26:21 UTC · (1 day ago)	RdpGuard detected brute-force attempt on SMTP	Brute-Force
Anonymous	2026-11-07 05:39:50 UTC · (1 day ago)	IMAP password guessing	Brute-Force
🇺🇸 TPI-Abuse	2026-11-07 03:37:46 UTC · (1 day ago)	(mod_security) mod_security (id:210831) triggered by 159.196.104.3 (159-196-104-3.9fc468.syd.nbn.aussiebb.net): 1 in the last 300 secs; Ports: ; Direction: 1; Trigger: LF_MODSEC; Logs: [Fri Nov 06 22:37:42.018641 2026] [security2:error] [pid 18379:t ... show more (mod_security) mod_security (id:210831) triggered by 159.196.104.3 (159-196-104-3.9fc468.syd.nbn.aussiebb.net): 1 in the last 300 secs; Ports: ; Direction: 1; Trigger: LF_MODSEC; Logs: [Fri Nov 06 22:37:42.018641 2026] [security2:error] [pid 18379:tid 18379] [client 159.196.104.3:56346] ModSecurity: Access denied with code 403 (phase 2). Pattern match "(?i:(?:^(?:microsoft url\|user-Agent\|www\\\\.weblogs\\\\.com\|(?:jakart\|vi)a\|(google\|i{0,1}explorer{0,1}\\\\.exe\|(ms){0,1}ie( [0-9.]{1,}){0,1} {0,1}(compatible( browser){0,1}){0,1})$)\|\\\\bdatacha0s\\\\b\|; widows\|\\\\\\\\r\|a(?: href=\|d(?:sarobot\|vanced email extractor ..." at REQUEST_HEADERS:User-Agent. [file "/etc/apache2/conf.d/modsec_vendor_configs/comodo_apache/03_Global_Agents.conf"] [line "29"] [id "210831"] [rev "2"] [msg "COMODO WAF: Rogue web site crawler\|\|femalegamblers.org\|F\|4"] [data "security scan"] [severity "WARNING"] [tag "CWAF"] [tag "Agents"] [hostname "femalegamblers.org"] [uri "/wp-json/batch/v1"] [unique_id "au6dBtnNF3js555IejE-vQAAAAw"] show less	Brute-Force Bad Web Bot Web App Attack
🇫🇷 smtp.com.es	2026-11-07 01:52:49 UTC · (1 day ago)	Brute force attempt.	Brute-Force Email Spam
Anonymous	2026-11-06 23:55:57 UTC · (1 day ago)	SMTP brute force - auth failed	Brute-Force Exploited Host
🇮🇹 CoreTech srl	2026-11-06 22:07:32 UTC · (1 day ago)	"SMTP Login failed": count(IP)=18.0is-6411d9d7 23:03:02.229 [104.28.253.213] SMTP Login failed: Username or password is incorrect.is-6411d9d7 23:03:02.229 [104.28.253.213] SMTP Login failed: Incorrect password for user [[email protected]] ... show more "SMTP Login failed": count(IP)=18.0is-6411d9d7 23:03:02.229 [104.28.253.213] SMTP Login failed: Username or password is incorrect.is-6411d9d7 23:03:02.229 [104.28.253.213] SMTP Login failed: Incorrect password for user [[email protected]]Smartermail 23:03:38.209 [79.37.130.55] SMTP Login failed: Domain [migsrl.it] not foundSmartermail 23:03:38.209 [79.37.130.55] SMTP Login failed: Username or password is incorrect.Smartermail 23:04:09.887 [5.152.145.136] SMTP Login failed: Username or password is incorrect.Smartermail 23:04:09.887 [5.152.145.136] SMTP Login failed: Incorrect email address [mig]MX2-DC1 smartermail-administrative 23:04:17.284 [159.196.104.3] SMTP Login failed: Domain [biniviaggi.it] not foundMX2-DC1 smartermail-administrative 23:04:17.284 [159.196.104.3] SMTP Login failed: Username or password is incorrect.Smartermail 23:05:33.074 [102.128.76.191] SMTP Login failed: Domain [valentina96.it] not found show less	Brute-Force
🇩🇰 powerhostingdk	2026-11-06 22:03:46 UTC · (1 day ago)	[mailserver] CrowdSec detected mailscanner/global-spam-aggregate (31 events). Automated abuse report.	Brute-Force
🇨🇭 Origon	2026-11-06 21:12:40 UTC · (1 day ago)	plesk-postfix - IP: 159.196.104.3 - Nov 6 21:29:28 plesk postfix/smtpd[1889501]: warning: 159-196-104-3.9fc468.syd.nbn.aussiebb.net[159.196.104.3]: SASL LOGIN authentication failed: authentication failure, sasl_username=[user] Nov 6 21:30:05 plesk p ... show more plesk-postfix - IP: 159.196.104.3 - Nov 6 21:29:28 plesk postfix/smtpd[1889501]: warning: 159-196-104-3.9fc468.syd.nbn.aussiebb.net[159.196.104.3]: SASL LOGIN authentication failed: authentication failure, sasl_username=[user] Nov 6 21:30:05 plesk postfix/smtpd[1902955]: warning: 159-196-104-3.9fc468.syd.nbn.aussiebb.net[159.196.104.3]: SASL LOGIN authentication failed: authentication failure, sasl_username=[user] Nov 6 22:12:40 plesk postfix/smtpd[1926765]: warning: 159-196-104-3.9fc468.syd.nbn.aussiebb.net[159.196.104.3]: SASL LOGIN authentication failed: authentication failure, sasl_username=[user] show less	Brute-Force
🇮🇹 CoreTech srl	2026-11-06 20:07:32 UTC · (2 days ago)	"SMTP Login failed": count(IP)=20.0is-674f2577 21:02:29.006 [159.196.104.3] SMTP Login failed: Username or password is incorrect.is-674f2577 21:02:29.006 [159.196.104.3] SMTP Login failed: Incorrect email address [assistenzaa]MAIL4-new 21:03:10.989 [ ... show more "SMTP Login failed": count(IP)=20.0is-674f2577 21:02:29.006 [159.196.104.3] SMTP Login failed: Username or password is incorrect.is-674f2577 21:02:29.006 [159.196.104.3] SMTP Login failed: Incorrect email address [assistenzaa]MAIL4-new 21:03:10.989 [102.97.149.229] SMTP Login failed: Domain [techprincess.it] not foundMAIL4-new 21:03:10.989 [102.97.149.229] SMTP Login failed: Username or password is incorrect.Smartermail 21:03:42.140 [102.164.104.186] SMTP Login failed: Domain [paltours.it] not foundSmartermail 21:03:42.140 [102.164.104.186] SMTP Login failed: Username or password is incorrect.Smartermail 21:03:50.669 [151.49.42.122] SMTP Login failed: Incorrect email address [tiziana]Smartermail 21:03:50.669 [151.49.42.122] SMTP Login failed: Username or password is incorrect.Smartermail 21:04:35.822 [190.129.101.254] SMTP Login failed: Username or password is incorrect. show less	Brute-Force

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