191.243.136.132

Recent Activity This IP has received recent abuse reports, which causes the score to increase.
Abuse Confidence Score
53% Elevated
33 reports
22 reporters · latest 17 hours ago
ISP
VAINET TECNOLOGIA LTDA
Usage Type
Fixed Line ISP
ASN
AS263507
Domain Name
vainet.com.br
Country
🇧🇷 Brazil
City
Almirante Tamandare, Parana
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Abuse Reports

Total reports
33 from 22 distinct reporters
First reported
Most recent report
Last 60 days
Top reporter locations 🇩🇪 Germany 6 🇳🇱 Netherlands 4 🇬🇧 United Kingdom of Great Britain and Northern Ireland 2
Most common categories Email Spam 12 Brute-Force 5 DDoS Attack 3 Bad Web Bot 3 Web Spam 2
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
🇳🇱 soverin
spam
Email Spam
Anonymous
Email spam
Email Spam
🇦🇹 AustrianSimon
09 Nov 2026 04:33:48UTC:Distributed Brute Force Password Attack (smtp, ftp, imap, pop, ssh) including ip address 191.243.136.132
Brute-Force
🇳🇱 soverin
spam
Email Spam
Anonymous
c3ff787 spam
Email Spam Exploited Host DDoS Attack
🇳🇱 soverin
spam
Email Spam
🇩🇪 nyuuzyou
Client failed challenge verification, marked as suspicious. HTTP request received over TCP on application ports 80/443. Observed 2026-11-05T11:59:20Z.
Bad Web Bot
🇩🇪 jasperedv.de
Failed IMAP Login - Brutforcing
Email Spam Brute-Force
Anonymous
2026-10-16T17:46:46.030455+02:00 postfix/smtpd[3103952]: NOQUEUE: reject: RCPT from unknown[191.243.136.132]: 554 5.7.1 Relay access denied; proto=ESMTP helo=<191-243-136-132.directwifi.com.br>
Email Spam
🇩🇪 Viveronese
SMTP brute force attacks
Brute-Force
Anonymous
SpamAssassin score 24.2 exceeded block threshold 15.0
Email Spam
🇵🇹 rnl
postfix (unknown user, SPF fail or relay access denied)
Brute-Force
🇯🇵 gobou-51
Spoofing detected via DMARC report. Total attempts: 1.
Web Spam Email Spam Bad Web Bot
🇳🇱 soverin
spam
Email Spam
🇫🇷 phoenix1jl96
DNS Compromise DNS Poisoning DDoS Attack Ping of Death Web Spam Email Spam Blog Spam Port Scan Hacking Brute-Force Bad Web Bot SSH Web App Attack

Think this IP has been falsely reported? You may request to have the associated reports reviewed and removed. Request Takedown

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