140.238.18.9
IP Intelligence Briefing: 140.238.18.9
Date: 2023-10-05
---
**1. Core Profile**
- Risk Score: 25 (Low Risk)
- Provider: Oracle Public Cloud (ASN 31898)
- Geolocation:
- Country: US
- City: Seoul (potentially anomalous; verify with additional sources)
- Coordinates: N/A
- Accuracy Radius: 2500 km
- Network Role:
- Cloud Compute Instance (Oracle Cloud)
- Hosting: Yes | CDN: No | Mobile: No | Residential: No
- Threat Indicators:
- No malicious activity, spam, or known attacker associations detected.
- No DNSBL listings or campaign correlations.
---
**2. Network & Control Plane**
- BGP Prefix: 140.238.0.0/19 (Oracle-managed)
- Routing Stability:
- Route stability: Unstable (0 changes in 30 days)
- RPKI State: Not reported
- DNSSEC: Valid | CAA Records: Present
- Subnet: 140.238.18.9/24 (abuse density: 1/10)
---
**3. Observation History**
- Recent Activity (Last 30 Days):
- 23 observations recorded (last update: 2026-06-14).
- Geolocation and reputation signals consistent over time.
- No spikes in threat indicators or network anomalies.
---
**4. Relationships**
- Linked Entities:
- Subnet: OC-195 (Oracle Cloud infrastructure)
- No direct associations with organizations, hostnames, or certificates.
- Network Context:
- Part of Oracle's global cloud infrastructure, likely a virtualized compute instance.
---
**5. Neighborhood Analysis**
- Subnet: 140.238.18.0/24
- Neighbor Count: 0 (no sibling IPs reported)
- Abuse Density: Low (1/10)
---
**6. Recommendations**
- Monitoring:
- Track geolocation consistency (Seoul vs. US-based provider).
- Monitor for unexpected network changes or threat indicators.
- Mitigation:
- No immediate firewall rules required due to low risk.
- Validate DNSSEC and CAA records for compliance.
Conclusion: 140.238.18.9 is a low-risk Oracle Cloud instance with no malicious activity detected. No immediate action required, but monitor for anomalies given the sparse subnet data and geolocation discrepancy.
---
*Generated by IPDebrief for SOC operational use.*
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Oracle Public Cloud |
| ASN | AS31898 |
| Network Name | — |
| CIDR Block | — |
| RIR | ARIN |
| Country | — |
| 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 | 40% (Fair) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Present |
☁️ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Firewalled / No Services |
| Network Tier | Hosting — Infrastructure provider without advanced routing |
🔌 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 | 43% | 2 | 5 |
| routing | 8% | 1 | 1 |
| services | 20% | 2 | 3 |
| ownership | 17% | 2 | 3 |
| reputation | 28% | 1 | 3 |
| geolocation | 19% | 2 | 2 |
| Overall | 23% | 10 | 17 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-14 19:28:01 UTC |
| Last Seen | 2026-06-28 01:12:09 UTC |
| Profile Built | 2026-06-28 19:18:39 UTC |
| Data Freshness | Live |
| Signal Types | 22 |
| Total Observations | 27 |
Full dossier details are available via our API.