129.121.101.166 is an IP address with 2 abuse reports from 2 distinct reporters, submitted between 10/25/2026 and 10/26/2026. The AbuseTrack community rates it as Medium risk, with a score of 47/100. The most frequently reported threat categories are Brute Force.
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Instant verdict
SUSPICIOUS
47/100
Community risk score
2
Reports
2
Reporters
10/25/2026
First seen
10/26/2026
Last seen
Threat type
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Intelligence
Country
United States (US)
WHOIS (RDAP)
- Country
- United States
- Location
- Ashburn, Virginia
Reverse DNS
- PTR
- 129-121-101-166.unifiedlayer.com
Report history (2)
Brute Force10/26/2026, 07:56 PM · michaelortnerit
fail2ban: SSH (sshd) brute-force — 5 failed attempts (jail: sshd)
Brute Force10/25/2026, 11:07 AM · NextServ Group
2026-10-25T13:04:49.534008+02:00 root93.srvhost.de sshd-session[3682018]: Failed password for root from 129.121.101.166 port 50734 ssh2 2026-10-25T13:06:16.938773+02:00 root93.srvhost.de sshd-session[3692509]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.121.101.166 user=root 2026-10-25T13:06:18.634019+02:00 root93.srvhost.de sshd-session[3692509]: Failed password for root from 129.121.101.166 port 45824 ssh2 2026-10-25T13:07:40.908151+02:00 root93.srvhost.de sshd-session[3701454]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.121.101.166 user=root 2026-10-25T13:07:42.573231+02:00 root93.srvhost.de sshd-session[3701454]: Failed password for root from 129.121.101.166 port 34300 ssh2