Suspicious activity detected from IP 155.2.194.32 based on mailserver logs.
Sample logs:
2026-08-08 ...
show moreSuspicious activity detected from IP 155.2.194.32 based on mailserver logs.
Sample logs:
2026-08-08 23:07:51,385 INFO [qtp2102534528-96321] [ip=172.16.0.182;oip=155.2.194.32;oport=32272;oproto=smtp;port=60850;soapId=36640891;] SoapEngine - handler exception: authentication failed for [**], account not found
2026-08-08 23:07:51,385 INFO [qtp2102534528-96321] [ip=172.16.0.182;oip=155.2.194.32;oport=32272;oproto=smtp;port=60850;soapId=36640891;] soap - AuthRequest elapsed=0
2026-08-08 23:10:08,302 INFO [qtp2102534528-96329] [ip=172.16.0.182;oip=155.2.194.32;oport=29243;oproto=smtp;port=56038;soapId=36640894;] account - Error occurred during authentication: authentication failed for [**]. Reason: account not found.
2026-08-08 23:10:08,302 INFO [qtp2102534528-96329] [ip=172.16.0.182;oip=155.2.194.32;oport=29243;oproto=smtp;port=56038;soapId=36640894;] SoapEngine - handler exception: authentication failed for [**], account not found
2026-08-08 23:10:08,302 INFO [qtp2102534528-96329] [ip
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Cluster member 148.251.176.225 (DE/Germany/antares.webyouridea.ro) said, DENY 155.2.194.32, Reason:[ ...
show moreCluster member 148.251.176.225 (DE/Germany/antares.webyouridea.ro) said, DENY 155.2.194.32, Reason:[(smtpauth) Failed SMTP AUTH login from 155.2.194.32 (IE/Ireland/-): 3 in the last 3600 secs]; Ports: *; Direction: inout; Trigger: LF_CLUSTER; Logs:
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Port Scan
Anonymous
Failed login attempt detected by Fail2Ban in plesk-postfix jail