43.159.152.4
IP Intelligence Briefing: 43.159.152.4
Date: 2026-06-12
---
**1. Core Profile**
- Risk Score: 25 (Low Risk)
- Ownership: Registered to IRT-ACEVILLEPTELTD-SG (ASN 132203) under APNIC.
- Geolocation:
- Country: China (CN)
- City: Santa Clara, California (US)
- Coordinates: 34.77° N, 113.72° E
- Threat Indicators:
- No known malicious activity, blacklisted, or spam sources.
- DNSSEC validated, no DNSBL listings confirmed.
---
**2. Network Behavior**
- Firewalled / No Services: No open ports, TLS certificates, or HTTP services detected.
- BGP Data:
- Prefix: 43.159.128.0/19
- AS Path: Unavailable
- Route Stability: Unstable (route changes in last 30 days).
- Mobile/Infrastructure: Not a mobile carrier, CDN, or residential IP.
---
**3. Observation History**
- Latest Activity:
- June 12, 2026:
- 1 DNSBL listing (1/8 total lists) with "high" severity.
- DNSSEC validation confirmed.
- No persistent threat indicators or ownership changes.
---
**4. Relationships**
- Linked Entities:
- Subnet: ACE-SG (APNIC)
- No direct connections to known malicious organizations or domains.
---
**5. Neighborhood Analysis**
- Subnet: 43.159.152.4/24
- Neighbor Risk:
- 4 sibling IPs with 25-risk scores (same as target).
- Abuse Density: 0% (clean subnet).
---
**6. Actionable Insights**
- SOC Recommendations:
- Monitor DNSBL listings (1/8 total) for potential false positives.
- Verify geolocation discrepancy (China registration vs. US coordinates).
- No immediate mitigation required due to low risk and no active threats.
- Firewall Rules (Example):
```bash
# iptables: Block DNSBL-listed IPs (if applicable)
iptables -A INPUT -s 43.159.152.4 -j DROP
```
---
Conclusion:
The IP is low-risk with no active malicious behavior. However, the geolocation inconsistency and partial DNSBL listing warrant further investigation. No immediate action is required, but ongoing monitoring is advised.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | IRT-ACEVILLEPTELTD-SG |
| ASN | AS132203 |
| Network Name | ACE-SG |
| CIDR Block | 43.159.128.0/18 |
| RIR | APNIC |
| Country | US |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR Record | No PTR |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
🔐 DNS Hygiene
| Hygiene Score | 20% (Poor) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Firewalled / No Services |
| Network Tier | Unknown — Insufficient routing data to classify |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| No open ports detected | |||
| Closed Ports | 22, 25, 80, 443, 3389, 8080, 8443 (0 open / 7 scanned) | ||
| Server | — |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | None |
| Valid From | — |
| Valid Until | — |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 29% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 19% | 2 | 2 |
| ownership | 27% | 2 | 3 |
| reputation | 28% | 1 | 3 |
| geolocation | 30% | 2 | 3 |
| Overall | 24% | 10 | 16 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-06-03 18:09:16 UTC |
| Last Seen | 2026-06-28 17:35:29 UTC |
| Profile Built | 2026-06-29 05:38:14 UTC |
| Data Freshness | Live |
| Signal Types | 19 |
| Total Observations | 23 |
Full dossier details are available via our API.