131.143.104.65
Recent Activity This IP has received recent abuse reports, which causes the score to increase.
Abuse confidence score ?
100% Critical
21 reports
20 reporters · latest 2 days ago
ISP OntarioNet
Usage Type Fixed Line ISP
ASN AS400779
Domain Name ontarionet.net
Country 🇺🇸 United States of America
City Ontario, California

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

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IP Abuse Reports for 131.143.104.65

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This IP address has been reported a total of 21 times from 20 distinct sources. 131.143.104.65 was first reported on , and the most recent report was . In the last 60 days, the top reporter locations were: Germany with 4 reports; Italy with 3 reports; Australia with 2 reports. The most common categories in these recent reports were: Brute-Force 19 times; Email Spam 4 times; Port Scan 2 times; Exploited Host 1 time.

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Reporter IoA Timestamp (UTC) Comment Categories
🇸🇮 basing
2026-10-04 20:44:10 kb SASL PLAIN auth failed: rhost=131.143.104.65...
Brute-Force
🇳🇱 wlt-blocker
Attempts to login to mail server with wrong username and/or password
Brute-Force
Anonymous
Brute-Force
🇮🇩 xveil
Brute-Force
🇺🇦 MakselPr
Brute-Force
🇩🇪 inline.de
Brute-Force
🇮🇹 www.tana.it
SMTP auth dictionary attack
Brute-Force
🇩🇪 LRob
SMTP AUTH probe
Port Scan
🇦🇺 FSB.ru - Is it?
Attempted login to non-existant accounts
Brute-Force
🇦🇺 electronico
Brute-Force Email Spam
🇨🇿 lp
Brute-Force
Anonymous
SMTP brute force - auth failed
Brute-Force Exploited Host
🇮🇩 adi s
Brute-Force Email Spam
🇭🇺 Lacika555
RdpGuard detected brute-force attempt on SMTP
Brute-Force
Anonymous
This IP was detected by CrowdSec triggering local/postfix-sasl-persistent-brute
Email Spam Brute-Force

Showing 1 to 15 of 21 reports

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