Maximum Danger
IP 178.20.210.135 is a critical-risk address operating from Germany that has generated 436 abuse reports in a short reporting window, with automated honeypot sensors flagging it almost exclusively for SSH brute-force intrusion attempts. This IP represents one of the most reliably malicious profiles in recent community threat feeds.
Detection data shows 20 independent automated honeypot sensors logged activity from this address during February 2026, with a 94% confidence score across 436 total reports. The network is registered to Shereverov Marat Ahmedovich under ASN AS210006, and the address exhibits an activity frequency rating of 8 out of 10, indicating sustained, persistent engagement rather than opportunistic scanning. The overwhelming majority of classified incidents fall under the SSH threat category, supplemented by general hacking activity, confirming a focused attack profile targeting secure shell services.
SSH brute-force attacks systematically attempt to gain unauthorized server access by cycling through credential combinations. Automated honeypot sensors capturing this pattern reveal the attacker is operating at scale, likely through dictionaries or commonly used password lists, against exposed SSH daemons. For organizations running publicly accessible SSH services, such an IP poses a direct pathway to server compromise, privilege escalation, and potential lateral movement within connected infrastructure. The volume and consistency of reports indicate this is not experimental probing but sustained automated exploitation activity.
Site operators should immediately block this IP at the network perimeter or firewall level given its critical threat designation. Enabling automated blocking tools such as fail2ban or equivalent intrusion prevention systems will detect and quarantine repeated SSH login failures originating from this source. Enforcing key-based SSH authentication exclusively, disabling root login, and moving SSH to a non-standard port significantly reduces the effectiveness of such attacks. Continuous monitoring of authentication logs for activity matching this IP address is strongly advised.
SC 
LV 
BG 
RO 
MX