171.231.191.56 is an IP address with 3 abuse reports from 2 distinct reporters, submitted between 08/29/2026 and 08/29/2026. The AbuseTrack community rates it as Medium risk, with a score of 54/100. The most frequently reported threat categories are Brute Force.
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ip
171.231.191.56
Medium · 543 reports
VietnamInstant verdict
SUSPICIOUS
54/100
Community risk score
3
Reports
2
Reporters
08/29/2026
First seen
08/29/2026
Last seen
Threat type
Intelligence
Country
Vietnam (VN)
WHOIS (RDAP)
- Country
- Vietnam
- Location
- Da Nang, Da Nang
Reverse DNS
- PTR
- dynamic-ip-adsl.viettel.vn
Report history (3)
Brute Force08/29/2026, 12:50 PM · Enjyn Gruppe
fail2ban: SSH (sshd) brute-force — 3 failed attempts (jail: sshd)
Brute Force08/29/2026, 12:46 PM · michaelortnerit
fail2ban: SSH (sshd) brute-force — 5 failed attempts (jail: sshd)
Brute Force08/29/2026, 12:41 PM · michaelortnerit
fail2ban: SSH (sshd) brute-force — 5 failed attempts (jail: sshd)