Report for IP: 113.91.43.195

Threat LevelHIGH51/1001 rule type
1 incident on record · active attack detected · last seen 1d ago
PTR N/A
Org / ASN Chinanet GD
Country 🇨🇳 China
City Shenzhen, Guangdong
Timezone Asia/Shanghai
Botnet InfrastructureChinaNet (AS4134, China Telecom)
ChinaNet (AS4134) is one of the highest-volume attack-originating ASNs globally, consistently ranking in SANS/DShield top-10 attacker lists. Activity ranges from compromised consumer endpoints to dedicated scan infrastructure. SSH brute-force from this network targets common username dictionaries at scale — automated, persistent credential-harvesting botnet behavior.

Attack Analysis

🇨🇳 China · Shenzhen · 4134 · Chinanet GD
SSH: Login Attempt — Non-Existent User
This IP attempted to authenticate via SSH using a username that does not exist on the system. This is characteristic of automated credential-stuffing attacks cycling through common username wordlists (admin, root, ubuntu, pi, etc.).

Reports (1)

Date Severity Description
18 Jun 2026 - 07:56 high SSH: Login attempt using non-existent user