102.129.51.131
IP Intelligence Briefing: 102.129.51.131
Date: 2026-06-13
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**1. Risk Profile**
- Risk Score: 40 (Moderate Risk)
- Ownership: Jacobus De Beer (AS327991, South Africa)
- Geolocation: Vanderbijlpark, Gauteng, South Africa (lat: -26.7, lon: 27.82)
- Threat Indicators: No active malware, phishing, or spam activity detected.
- Network Role: Firewalled / No Services (no open ports, TLS, or HTTP services).
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**2. Historical Observations**
- Recent Activity:
- 12 observations over 30 days, with moderate confidence in geolocation and network ownership.
- No persistent malicious behavior; threat observation count remains zero.
- Risk Trends: Fluctuating but stable; no upward trend in risk signals.
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**3. Relationships & Network Context**
- DNS Associations:
- Resolves to `ms-51-131.megasurf.co.za` (co.za domain).
- SPF and DMARC records present but no email abuse indicators.
- Subnet: 102.129.51.0/24
- Abuse Density: 5% (2 high-risk neighbors out of 40).
- High-Risk Neighbors: IPs like 102.129.51.185 (80 risk score) and 102.129.51.252 (80 risk score).
- Low-Risk Majority: 75% of neighbors show no malicious activity.
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**4. Technical & Security Notes**
- Control Plane:
- BGP prefix: 102.129.48.0/21 (AS327991).
- DNSSEC validated; no CAA records.
- Threat Feeds: Not listed in major blacklists (DNSBL count: 2).
- Behavioral Indicators: No honeypot hits or enumeration attempts.
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**5. Recommendations**
- Monitor Subnet: Focus on high-risk neighbors (e.g., 102.129.51.185, 102.129.51.252) for potential lateral movement.
- Verify DNS: Confirm ownership of `megasurf.co.za` and ensure SPF/DMARC alignment.
- Network Segmentation: Consider isolating this subnet due to mixed risk levels.
- BGP Security: Validate BGP route stability and ensure RPKI compliance for AS327991.
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End of Briefing.
*Generated by IPDebrief for SOC operational use.*
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Jacobus De Beer |
| ASN | AS327991 |
| Network Name | 102.129.51.0 - 102.129.51.255 |
| CIDR Block | 102.129.51.0/24 |
| RIR | AFRINIC |
| Country | ZA |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR | ms-51-131.megasurf.co.za |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | ms-51-131.megasurf.co.za |
🔐 DNS Hygiene
| Hygiene Score | 80% (Excellent) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | Verified |
| DNSSEC | Valid |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Firewalled / No Services |
| Network Tier | Tier 3 — Basic operator with some routing infrastructure |
🔌 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 | 25% | 1 | 1 |
| routing | 25% | 1 | 1 |
| services | 25% | 1 | 1 |
| ownership | 25% | 1 | 1 |
| reputation | 0% | 0 | 0 |
| geolocation | 25% | 1 | 1 |
| Overall | 20% | 5 | 5 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-06-07 01:45:20 UTC |
| Last Seen | 2026-06-26 18:10:10 UTC |
| Profile Built | 2026-06-13 17:16:28 UTC |
| Data Freshness | Live |
| Signal Types | 18 |
| Total Observations | 18 |
Full dossier details are available via our API.