Report for IP: 45.156.129.123

Threat LevelCRITICAL72/1003 rule types across 3 attack categories
12 incidents · 3 rule types · active attacker + blocklisted · persistent 86-day campaign · last seen 4d ago
PTR sh-chi-us-gp6-wk111d.internet-census.org
Org / ASN Inap CHI
Country 🇺🇸 United States
City Chicago, Illinois
Timezone America/Chicago
Internet ScannerInternet-census
Internet Census / Network scanning research project performing large-scale surveys of internet infrastructure. All unsolicited scanning probes are treated as hostile traffic on this network regardless of stated purpose.

Attack Analysis

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.
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: Blocklist — Dshield
This IP was reported to the DShield community blocklist by multiple independent security sensors worldwide. DShield aggregates firewall logs from thousands of contributors; IPs on this list are confirmed active attackers observed across many networks.

Reports (12)

Date Severity Description
1 Nov 2026 - 18:18 high IDS: Threat Intel — CINS poor reputation IP — ET CINS Active Threat Intelligence Poor Reputation IP group 59
26 Oct 2026 - 01:40 high IDS: Blocklist — Dshield listed IP — ET DROP Dshield Block Listed Source group 1
18 Oct 2026 - 09:38 medium IDS: Suricata alert — GPL SNMP public access udp
28 Sep 2026 - 09:20 high IDS: Threat Intel — CINS poor reputation IP — ET CINS Active Threat Intelligence Poor Reputation IP group 67
27 Sep 2026 - 18:48 high IDS: Threat Intel — CINS poor reputation IP — ET CINS Active Threat Intelligence Poor Reputation IP group 67
15 Sep 2026 - 14:43 high IDS: Threat Intel — CINS poor reputation IP — ET CINS Active Threat Intelligence Poor Reputation IP group 59
10 Sep 2026 - 09:31 high IDS: Threat Intel — CINS poor reputation IP — ET CINS Active Threat Intelligence Poor Reputation IP group 59
25 Aug 2026 - 17:35 high IDS: Threat Intel — CINS poor reputation IP — ET CINS Active Threat Intelligence Poor Reputation IP group 59
23 Aug 2026 - 11:45 high IDS: Threat Intel — CINS poor reputation IP — ET CINS Active Threat Intelligence Poor Reputation IP group 59
19 Aug 2026 - 17:57 high IDS: Threat Intel — CINS poor reputation IP
9 Aug 2026 - 10:40 high IDS: Threat Intel — CINS poor reputation IP — ET CINS Active Threat Intelligence Poor Reputation IP group 59
7 Aug 2026 - 11:55 high IDS: Threat Intel — CINS poor reputation IP — ET CINS Active Threat Intelligence Poor Reputation IP group 59