51.158.120.121
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: 51.158.120.121
*Generated via IPDebrief Analysis*
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**Core Profile**
- Risk Score: Moderate (50/100)
- Provider: Scaleway (Cloud Compute)
- Geolocation: Paris, France (FR)
- Ownership: Registered to "Mickael Marchand" (ASN 12876)
- Network Role: Hosting web server (nginx/1.18.0) with SSH (OpenSSH 8.2) and HTTP/HTTPS services.
- Certificates: Valid Let's Encrypt TLS certificate for `app.lobstr.io`.
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**Threat Indicators**
- No malicious activity detected in the last 30 days.
- No known campaigns, spam, or abuse linked to this IP.
- DNS records: Resolves to `121-120-158-51.instances.scw.cloud` (Scaleway infrastructure).
- Security Headers: HTTP server banners and SPF records indicate legitimate email infrastructure.
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**Observation History**
- Last 2 Weeks:
- DNS records (lobstr.io, scw.cloud) validated with SPF records.
- HTTP server fingerprint: `nginx/1.18.0` with HTTP/2 support.
- Geolocation inferred via RTT analysis (Paris, France; ~500km accuracy).
- No persistent threats or ownership changes detected.
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**Network Relationships**
- Linked to: `ONLINENET_DEDICATED_SERVERS` (dedicated server network).
- Subnet: `51.158.120.121/24` (no risky neighbors detected).
- BGP: Part of Scaleway’s `51.158.0.0/15` prefix; route stability flagged as unstable.
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**Actionable Insights**
1. Monitor for anomalies: Track unexpected changes in services (e.g., new ports, certificate updates).
2. Verify DNS: Confirm `scw.cloud` and `lobstr.io` DNS records align with Scaleway’s infrastructure.
3. No immediate mitigation required: No malicious activity or high-risk indicators detected.
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*End of Briefing*
*Generated by IPDebrief Intelligence Platform*
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Mickael Marchand |
| ASN | AS12876 |
| Network Name | — |
| CIDR Block | 51.158.0.0/15 |
| RIR | ARIN |
| Country | — |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | 121-120-158-51.instances.scw.cloud |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | 121-120-158-51.instances.scw.cloud |
🔐 DNS Hygiene
| Hygiene Score | 40% (Fair) |
| SPF | 2/2 domains |
| DMARC | 0/2 domains |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Not configured |
| Domains Checked | 2 domains |
☁️ 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 | — |
| 22 | ssh | tcp | |
| Closed Ports | 25, 3389, 8080, 8443 (3 open / 7 scanned) | ||
| Server | nginx/1.18.0 (Ubuntu) |
| HTTP Title | — |
| SSH Version | SSH-2.0-OpenSSH_8.2p1 Ubuntu-4ubuntu0.11 |
🔐 TLS Certificate
An expired certificate for
CN=app.lobstr.io was found on this IP. This may indicate a previously hosted website, a decommissioned service, or stale infrastructure.CN=app.lobstr.io
Issued by CN=R10, O=Let's Encrypt, C=US
Self-signed: No
| SANs | app.lobstr.io |
| Valid From | 2024-10-28T04:28:00+00:00 |
| Valid Until | 2025-01-26T04:27:59+00:00 (expired) |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_256_GCM_SHA384 |
| Signature Algorithm | sha256RSA |
| Validity Period | 89 days |
| Serial Number | 03A20076BD9A1C3CA3589E43A3CB95A8211C |
| Thumbprint | 0F393E70CE51F96E3666CC20C096421B474CA3D5 |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 25% | 2 | 4 |
| routing | 32% | 2 | 3 |
| services | 25% | 2 | 3 |
| ownership | 29% | 3 | 4 |
| reputation | 26% | 1 | 3 |
| geolocation | 32% | 2 | 3 |
| Overall | 28% | 12 | 20 |
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 23:04:25 UTC |
| Last Seen | 2026-06-27 06:06:39 UTC |
| Profile Built | 2026-06-28 00:27:33 UTC |
| Data Freshness | Live |
| Signal Types | 26 |
| Total Observations | 33 |
🔍 26 signal types · 33 observations collected
This report is generated from 26+ 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.