5.11.135.25

Threat LevelHIGH55/1001 rule type
1 incident on record · active attack detected · seen 7h ago
PTR N/A
Org / ASN AS16135 Turkcell A.S.
Country 🇹🇷 Türkiye
City İzmit, Kocaeli
Timezone Europe/Istanbul

Attack Analysis

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
4 Jun 2026 - 09:34 high SSH: Login attempt using non-existent user