IP Intelligence Briefing: 213.199.36.119
Date: 2026-06-07
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**1. Core Profile**
- Risk Score: 25 (Low Risk)
- Ownership: Registered to Johannes Selg (ASN 51167, Contabo).
- Geolocation: Germany (DE), Lauterbourg, coordinates 51.17°N, 10.45°E.
- Network Role: Cloud compute server (Contabo), hosting a web server with nginx/1.28.1.
- Services:
- HTTP/HTTPS on ports 80/443.
- Valid TLS certificate (Sectigo CA) for *.plexuserp.com.
- Threat Indicators: No malicious activity detected (no abuse reports, spam, or known attacker associations).
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**2. Observation History**
- Recent Activity:
- Observed on 2026-06-07 with confidence 0.60 (Basic risk rating).
- Subnet abuse density: 0.5 (mixed risk in 213.199.32.0/20).
- No persistent malicious behavior; threat observation count: 1.
- Stability:
- Ownership unchanged (0 changes in 30 days).
- BGP route stability: unstable (route changes detected).
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**3. Relationships & Associations**
- DNS:
- Resolves to mail.hadron.tech (SPF/DKIM configured).
- No hosted domains detected.
- Network:
- Same subnet as TT-20240306 (likely Contabo infrastructure).
- Linked to 213.199.36.187 (risk score 25, authority score 50).
- Certificates:
- TLS certificate issued to *.plexuserp.com (valid, not self-signed).
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**4. Neighborhood Analysis**
- Subnet: 213.199.36.119/24.
- Neighbor Risk:
- 1 active sibling (213.199.36.187) with moderate risk.
- Subnet abuse density: 0.5 (mostly clean, but some risk).
- Notable: No high-risk neighbors detected.
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**5. Recommendations**
- Monitoring: Track subnet abuse density and neighbor risk trends.
- Validation: Confirm DNS associations (mail.hadron.tech) are legitimate.
- Firewall: No immediate blocking required; focus on anomalous traffic patterns.
Conclusion: This IP is a low-risk cloud server with no malicious indicators. Monitor for unexpected behavior or subnet-level changes.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
๐ข Ownership & Registration
| Organization | Johannes Selg |
| ASN | AS51167 |
| Network Name | โ |
| CIDR Block | โ |
| RIR | RIPE |
| Country | โ |
| Abuse Contact | Available via RDAP |
๐ DNS Intelligence
| PTR | mail.hadron.tech |
| Forward Confirmed | Yes โ FCrDNS verified |
| Forward Hostnames | mail.hadron.tech |
๐ DNS Hygiene
| Hygiene Score | 80% (Excellent) |
| SPF | 2/2 domains |
| DMARC | 1/2 domains |
| FCrDNS | Verified |
| DNSSEC | Valid |
| CAA | Not configured |
| Domains Checked | 2 domains |
โ๏ธ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Web Server |
| Network Tier | Hosting โ Infrastructure provider without advanced routing |
๐ Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 80 | http | tcp | โ |
| 443 | https | tcp | โ |
| Closed Ports | 22, 25, 3389, 8080, 8443 (2 open / 7 scanned) | ||
| Server | nginx/1.28.1 |
| HTTP Title | โ |
๐ TLS Certificate
| SANs | *.plexuserp.complexuserp.com |
| Valid From | 2025-09-30T00:00:00+00:00 |
| Valid Until | 2026-08-22T23:59:59+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_256_GCM_SHA384 |
| Signature Algorithm | sha256RSA |
| Validity Period | 326 days |
| Serial Number | 00E7721A55C3917DFD5D225D15DE7B154D |
| Thumbprint | B5C5D1F0412E7BE86F9ACA690DB772B78474D6BF |
๐ฏ Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 25% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 26% | 2 | 3 |
| ownership | 24% | 2 | 3 |
| reputation | 26% | 1 | 3 |
| geolocation | 25% | 2 | 2 |
| Overall | 23% | 10 | 16 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
๐ Observation Timeline ๐ Live
| First Seen | 2026-05-14 19:28:56 UTC |
| Last Seen | 2026-06-28 01:25:34 UTC |
| Profile Built | 2026-06-28 19:30:03 UTC |
| Data Freshness | Live |
| Signal Types | 23 |
| Total Observations | 28 |
Full dossier details are available via our API.