138.2.102.66
IP Intelligence Dossier
Your IP: 216.73.216.123
🤖 Witness AIThis summary was generated by AI and may contain inaccuracies. Verify critical details independently.
IP Intelligence Briefing: 138.2.102.66
Date: 2026-06-13
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**1. Core Profile**
- Risk Score: Moderate (50/100)
- Provider: Oracle Corporation (AS31898)
- Geolocation: Singapore (SG), Loyang (2500km accuracy radius)
- Network Role: Oracle Cloud Compute instance (Hosting/Web Server)
- Services: HTTP/HTTPS (nginx/1.24.0), Let’s Encrypt TLS certificate
- Threat Indicators: No malicious activity detected; no blacklists or campaigns linked.
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**2. Observation History**
- Recent Activity:
- June 3, 2026: Detected as Oracle Cloud infrastructure with "Minimal" operator risk score (0.13).
- June 2, 2026: HTTP server returned 502 Bad Gateway status; no malicious payloads or DNS anomalies.
- Trend: Stable risk profile; no significant changes in threat signals.
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**3. Relationships**
- Linked Entities:
- Subnet: `ORACLE-BETH` (multiple relationships).
- No direct links to known malicious domains, organizations, or certificates.
- Network Context: Part of Oracle’s cloud infrastructure, likely a legitimate hosting environment.
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**4. Neighborhood Analysis**
- Subnet: `138.2.102.66/24`
- Abuse Density: 0% (no malicious activity in subnet).
- Neighbors: No active sibling IPs reported.
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**5. Actionable Insights**
- No Immediate Threat: The IP is associated with Oracle Cloud and shows no malicious indicators.
- Monitor Server Health: Investigate recurring 502 errors (HTTP service misconfiguration or backend issues).
- Verify Configuration: Ensure TLS certificate validity and server banner integrity (nginx/1.24.0).
Recommendation: No blocking or mitigation required. Continue monitoring for anomalies.
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*Generated using IPDebrief threat intelligence tools.*
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Oracle Corporation |
| 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 | 20% (Poor) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Web Server |
| Network Tier | Hosting — Infrastructure provider without advanced routing |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 80 | http | tcp | — |
| 443 | https | tcp | — |
| Closed Ports | 22, 25, 3389, 8080, 8443 (2 open / 7 scanned) | ||
| Server | nginx/1.24.0 (Ubuntu) |
| HTTP Title | — |
🔐 TLS Certificate
An expired certificate for
CN=code.khang.asia was found on this IP. This may indicate a previously hosted website, a decommissioned service, or stale infrastructure.CN=code.khang.asia
Issued by CN=E7, O=Let's Encrypt, C=US
Self-signed: No
| SANs | code.khang.asia |
| Valid From | 2026-03-08T09:04:01+00:00 |
| Valid Until | 2026-06-06T09:04:00+00:00 (expired) |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_256_GCM_SHA384 |
| Signature Algorithm | sha384ECDSA |
| Validity Period | 89 days |
| Serial Number | 06EA0D6B86CCA042847FC9F45B49791E3C8A |
| Thumbprint | 8292D42394D2FFF1CF5903B75B0E66BE9847B4C1 |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 27% | 2 | 4 |
| routing | 8% | 1 | 1 |
| services | 25% | 2 | 3 |
| ownership | 20% | 2 | 3 |
| reputation | 27% | 1 | 3 |
| geolocation | 30% | 2 | 3 |
| Overall | 23% | 10 | 17 |
Coverage: 6/6 dimensions · Data sufficiency: sufficient
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-07 23:03:40 UTC |
| Last Seen | 2026-06-26 22:30:03 UTC |
| Profile Built | 2026-06-27 18:44:07 UTC |
| Data Freshness | Live |
| Signal Types | 23 |
| Total Observations | 30 |
🔍 23 signal types · 30 observations collected
This report is generated from 23+ independent intelligence signals including
ownership records, DNS analysis, BGP routing, TLS certificates, port scanning, threat feeds,
behavioral fingerprinting, and more.
Full dossier details are available via our API.
Full dossier details are available via our API.
ℹ️ About This Report
All data shown is publicly available network metadata — IP addresses do not reliably identify individuals.
Assessments are probabilistic and should not be used as sole basis for access control decisions.
To report an issue or request data review, contact admin@ipdebrief.com.