51.81.171.148 is an IP address with 3 abuse reports from 1 distinct reporter, submitted between 07/24/2026 and 07/24/2026. The AbuseTrack community rates it as Medium risk, with a score of 36/100. The most frequently reported threat categories are Brute Force.
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Instant verdict
SUSPICIOUS
36/100
Community risk score
3
Reports
1
Reporters
07/24/2026
First seen
07/24/2026
Last seen
Threat type
Intelligence
WHOIS (RDAP)
- Status
- Not available
Reverse DNS
- PTR
- ip148.ip-51-81-171.us
Report history (3)
Brute Force07/24/2026, 02:08 PM · Enjyn Gruppe
fail2ban: SSH (sshd) brute-force — 3 failed attempts (jail: sshd)
Brute Force07/24/2026, 01:58 PM · Enjyn Gruppe
fail2ban: SSH (sshd) brute-force — 3 failed attempts (jail: sshd)
Brute Force07/24/2026, 10:25 AM · Enjyn Gruppe
fail2ban: SSH (sshd) brute-force — 3 failed attempts (jail: sshd)