Report for IP: 123.138.77.51

Threat LevelCRITICAL72/1002 rule types across 2 attack categories
2 incidents on record · 2 rule types · active attacker + blocklisted · last seen 1d ago
PTR N/A
Org / ASN AS4837 CHINA UNICOM China169 Backbone
Country 🇨🇳 China
City Xi'an, Shaanxi
Timezone Asia/Shanghai

Attack Analysis

🇨🇳 China · Xi'an · 4837 · XiAnCity IpAddressPool 0
Suricata IDS Alert
Suricata intrusion detection flagged this IP for malicious network behaviour — including port scanning, exploit attempts, botnet activity, or known attack signatures. The specific signature is shown in the report list below.
IDS: Threat Intel — CINS Active Threat
This IP appears in the CINS (Collective Intelligence Network Security) Active Threat Intelligence feed — a real-time blocklist of IPs with poor reputation scores derived from observed malicious activity. CINS-listed IPs are actively engaged in attacks at the time of detection.

Reports (2)

Date Severity Description
12 Jun 2026 - 11:37 high IDS: Threat Intel — CINS poor reputation IP — ET CINS Active Threat Intelligence Poor Reputation IP group 174
12 Jun 2026 - 11:37 high IDS: Suricata alert — GPL DNS named version attempt