161.33.210.117
IP Intelligence Briefing: 161.33.210.117
Date: 2026-06-10
**Key Findings**
- Ownership:
- Registered to Oracle Corporation (ASN 31898, ORACLE-4).
- Geolocation: Japan (Chiba), with city-level precision in Inzai.
- Risk Profile:
- Moderate Risk (Score: 50). No direct malicious indicators (e.g., no known attackers, spam, or Tor exit nodes).
- DNSBL Listings: 2 out of 8 DNSBL lists, but abuse confidence score is null. Subnet abuse density is 0%.
- Network Role:
- Identified as Oracle Cloud infrastructure (hosting, cloud compute).
- No signs of CDN, VPN, proxy, or residential traffic.
- Threat Indicators:
- No detected malware campaigns, phishing attempts, or suspicious services.
- DNSSEC validation is valid, and no TLS certificate anomalies observed.
- Behavioral & Network Data:
- Clean Subnet: No malicious neighbors in the 161.33.210.0/24 subnet.
- Historical data shows stable geolocation and network role over 30 days.
**Actionable Insights**
- No Immediate Threat: The IP is associated with a legitimate cloud provider and shows no malicious activity.
- Monitor DNSBL Listings: While DNSBL listings exist, the low abuse density suggests potential false positives.
- Firewall Recommendations:
- Block the IP using standard rules (e.g., `iptables -A INPUT -s 161.33.210.117 -j DROP`).
- Consider contextual rules if additional indicators emerge.
**Conclusion**
This IP is part of Oracle’s cloud infrastructure and poses no immediate threat. However, monitor DNSBL activity and cross-check with internal threat feeds for context. No urgent mitigation required unless linked to active campaigns.
Tools Used: IPDebrief Profile, History, Relationships, Neighbors, Actions.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Oracle Corporation |
| ASN | AS31898 |
| Network Name | ORACLE-4 |
| CIDR Block | 161.33.0.0/16 |
| RIR | ARIN |
| Country | United States |
| 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 | Firewalled / No Services |
| Network Tier | Hosting — Infrastructure provider without advanced routing |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| No open ports detected | |||
| 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 | 41% | 2 | 4 |
| routing | 8% | 1 | 1 |
| services | 8% | 1 | 1 |
| ownership | 27% | 2 | 3 |
| reputation | 32% | 1 | 3 |
| geolocation | 34% | 2 | 3 |
| Overall | 25% | 9 | 15 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-25 18:47:12 UTC |
| Last Seen | 2026-06-29 01:57:35 UTC |
| Profile Built | 2026-06-29 08:01:26 UTC |
| Data Freshness | Live |
| Signal Types | 18 |
| Total Observations | 21 |
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