37.65.5.57
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: 37.65.5.57
Date: 2026-06-06
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**1. Core Profile**
- Risk Score: Low Risk (25/100) | No malicious indicators detected.
- Ownership: SFR Legal Contact (AS15557), France.
- Geolocation: France (FR), inferred via MaxMind geolocation (latitude 48.8582, longitude 2.3387).
- Network Role: Mobile (LTE/5G) under SFR, no public services (open ports: 0).
- Threat Status: No known abuse, spam, or attacker associations.
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**2. Observation History**
- Geolocation Consistency: Stable France-based location since May 2026.
- Network Stability: Subnet (37.65.5.0/24) shows no recent changes.
- Scanning Activity: No open ports detected in recent scans (last scan: May 29, 2026).
- DNS: Resolves to `57.5.65.37.rev.sfr.net` (SFR infrastructure).
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**3. Relationships**
- DNS Associations: Linked to SFR-owned reverse DNS (`57.5.65.37.rev.sfr.net`).
- Network Affiliation: Same subnet as SFR-INFRA (AS15557).
- Email Reputation: No SPF/DMArc records found for associated domains.
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**4. Neighborhood Analysis**
- Subnet: 37.65.5.0/24 (16 IPs).
- Neighbor Risk: 1 sibling IP (37.65.5.230) with low risk score (0).
- Abuse Density: 0% abuse in subnet; no malicious neighbors.
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**5. Recommendations**
- Monitoring: Track geolocation consistency and subnet activity for anomalies.
- Firewall: No immediate blocking required; low-risk mobile IP.
- Context: SFR infrastructure IP; likely residential/mobile broadband.
Conclusion: 37.65.5.57 is a low-risk SFR mobile IP with no malicious activity. No action required unless new threats emerge.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | SFR Legal Contact |
| ASN | AS15557 |
| Network Name | — |
| CIDR Block | — |
| RIR | RIPE |
| Country | — |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | 57.5.65.37.rev.sfr.net |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | 57.5.65.37.rev.sfr.net |
🔐 DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | Present |
| DMARC | Not configured |
| FCrDNS | Verified |
| DNSSEC | Valid |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Mobile |
| 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
No certificate
Issued by —
N/A
| SANs | None |
| Valid From | — |
| Valid Until | — |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 24% | 2 | 3 |
| routing | 13% | 1 | 1 |
| services | 15% | 2 | 2 |
| ownership | 27% | 2 | 3 |
| reputation | 13% | 1 | 2 |
| geolocation | 27% | 2 | 3 |
| Overall | 20% | 10 | 14 |
Coverage: 6/6 dimensions · Data sufficiency: sufficient
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-11 08:58:49 UTC |
| Last Seen | 2026-06-26 08:53:39 UTC |
| Profile Built | 2026-06-26 09:02:59 UTC |
| Data Freshness | Live |
| Signal Types | 23 |
| Total Observations | 24 |
🔍 23 signal types · 24 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.