5.189.161.137
IP Intelligence Briefing: 5.189.161.137
Date: 2026-06-10
---
**1. Core Profile**
- Risk Assessment: Moderate Risk (Risk Score: 50)
- Ownership:
- ASN: AS51167 (Contabo GmbH)
- Organization: Johannes Selg
- Geolocation: Lauterbourg, Grand Est, France (51.17°N, 10.45°E)
- Network Role:
- CloudCompute infrastructure (Contabo)
- Hosting a web server (HTTP/HTTPS, SSH)
- Self-signed TLS certificate (Traefik default)
- Threat Indicators:
- No direct malicious indicators (no blacklists, spam, or campaigns)
- Detected as a VPN proxy (ProxyCheck.io) with a risk score of 66 (June 10, 2026)
---
**2. Observation History**
- Recent Activity (Last 30 Days):
- June 10, 2026: Flagged as a VPN proxy (high-risk proxy type).
- June 1, 2026: Identified as part of Contabo’s network (CIDR: 5.189.160.0/20).
- June 1, 2026: HTTP server returned 404 status code with no identifiable banners or services.
- DNS Records: Resolves to `vmi3287142.contaboserver.net` (Contabo VM).
---
**3. Relationships & Dependencies**
- Network Associations:
- Linked to Contabo (same ASN, infrastructure provider).
- DNS hostname: `vmi3287142.contaboserver.net` (likely a virtual machine).
- Threat Context:
- No direct correlations to known malicious campaigns or entities.
- Self-signed TLS certificate may indicate misconfiguration or internal use.
---
**4. Neighborhood Analysis**
- Subnet: 5.189.161.137/24
- Neighboring IPs:
- 0 active siblings in the subnet (no additional IPs analyzed).
- Abuse Density: Clean (no malicious activity detected in the subnet).
---
**5. Recommendations**
- Monitor Traffic: Investigate the VPN proxy flag and ensure the IP is not being used for data exfiltration or obfuscation.
- Verify Configuration: Confirm the self-signed TLS certificate and 404 HTTP response are intentional (e.g., misconfigured server or honeypot).
- Block if Suspicious: Consider blocking the IP if it persists as a proxy or shows anomalous behavior.
- Check Contabo VM: Validate the Contabo-hosted VM’s compliance and security posture.
---
Source: IPDebrief Threat Intelligence Platform
Note: This IP appears to be a legitimate cloud-hosted server with potential misconfigurations. Further investigation is recommended for high-risk environments.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Johannes Selg |
| ASN | AS51167 |
| Network Name | — |
| CIDR Block | — |
| RIR | RIPE |
| Country | — |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | vmi3287142.contaboserver.net |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | vmi3287142.contaboserver.net |
🔐 DNS Hygiene
| Hygiene Score | 40% (Fair) |
| SPF | 0/2 domains |
| DMARC | 0/2 domains |
| FCrDNS | 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 | — |
| HTTP Title | — |
| SSH Version | SSH-2.0-OpenSSH_9.6p1 Ubuntu-3ubuntu13.16 |
🔐 TLS Certificate
| SANs | a9264a94fece4edf85830506cbb92012.b049cd270d46717fdf9d7ba05fa0b7ab.traefik.default |
| Valid From | 2026-06-20T04:45:00+00:00 |
| Valid Until | 2027-06-20T04:45:00+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_128_GCM_SHA256 |
| Signature Algorithm | sha256RSA |
| Validity Period | 365 days |
| Serial Number | 3C68F6DF613F0E3F178B6BE6C7E6976D |
| Thumbprint | B835A14B7902812EFF919358B2351E1C09372568 |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 33% | 2 | 3 |
| routing | 13% | 1 | 1 |
| services | 30% | 2 | 3 |
| ownership | 20% | 2 | 3 |
| reputation | 18% | 1 | 2 |
| geolocation | 25% | 2 | 2 |
| Overall | 23% | 10 | 14 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-24 12:35:10 UTC |
| Last Seen | 2026-06-29 00:14:19 UTC |
| Profile Built | 2026-06-29 06:18:12 UTC |
| Data Freshness | Live |
| Signal Types | 23 |
| Total Observations | 25 |
Full dossier details are available via our API.