54.74.81.51
IP Intelligence Briefing: 54.74.81.51
Date: 2026-06-08
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**1. Core Profile**
- Risk Score: 25 (Low Risk)
- Ownership: Amazon Technologies Inc. (ASN 16509, AWS)
- Geolocation: Dublin, Ireland (53.35°N, -6.26°W)
- Network Role: CloudCompute (AWS EC2 instance)
- Threat Indicators: No malicious activity detected.
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**2. Observation History**
- Last 30 Days:
- Stable infrastructure with no reported threats.
- Geolocation consistency (Dublin, Ireland) and ASN 16509 (AWS) observed.
- Low-confidence DNS observation on 2026-06-08 (no actionable data).
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**3. Network Relationships**
- DNS Associations:
- Linked to `ec2-54-74-81-51.eu-west-1.compute.amazonaws.com` (AWS EC2 instance).
- Network Context:
- Part of AWS network `AMAZON-2011L` (ASN 16509).
- No external malicious connections or subnets.
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**4. Subnet Analysis**
- Subnet: 54.74.81.51/24
- Abuse Density: 0% (clean subnet).
- Neighbors: No active or risky sibling IPs in the subnet.
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**5. Recommendations**
- SOC Action: Monitor for unexpected behavior (e.g., port changes, DNS anomalies).
- Firewall: No restrictive rules required; this IP is a legitimate AWS service.
- Context: Likely a non-malicious EC2 instance; no immediate mitigation needed.
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Conclusion: 54.74.81.51 is a low-risk AWS EC2 instance in Dublin. No evidence of malicious activity. Maintain standard monitoring practices.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Amazon Technologies Inc. |
| ASN | AS16509 |
| Network Name | — |
| CIDR Block | — |
| RIR | ARIN |
| Country | — |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | ec2-54-74-81-51.eu-west-1.compute.amazonaws.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | ec2-54-74-81-51.eu-west-1.compute.amazonaws.com |
🔐 DNS Hygiene
| Hygiene Score | 80% (Excellent) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | 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 | |||
| 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 | 27% | 2 | 4 |
| routing | 36% | 1 | 4 |
| services | 15% | 2 | 2 |
| ownership | 24% | 2 | 3 |
| reputation | 26% | 1 | 3 |
| geolocation | 33% | 2 | 3 |
| Overall | 27% | 10 | 19 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-18 09:25:09 UTC |
| Last Seen | 2026-06-28 07:21:50 UTC |
| Profile Built | 2026-06-29 01:27:48 UTC |
| Data Freshness | Live |
| Signal Types | 22 |
| Total Observations | 29 |
Full dossier details are available via our API.