102.129.51.211
IP Intelligence Briefing: 102.129.51.211
Date: 2026-06-10
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**1. Core Profile**
- Risk Score: 80 (High Risk)
- Owner: Jacobus De Beer (AS327991, afrinic)
- Geolocation: Vanderbijlpark, Gauteng, South Africa (ZA)
- Network: 102.129.51.0/24 subnet
- Threat Indicators: No direct malicious indicators (no spam, attacks, or blacklists).
- DNS: PTR hostname `ms-51-211.megasurf.co.za` resolved.
- Network Role: Firewalled / No Services (no open ports, TLS, or HTTP detected).
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**2. Observation History**
- Recent Activity (2026-06-10):
- 13 observations recorded, including DNS geolocation, BGP routing, and DNSSEC validation.
- No persistent threats or campaign correlations.
- DNSSEC valid, but 4 DNSBL listings (out of 8 total).
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**3. Relationships**
- DNS Associations: Linked to `ms-51-211.megasurf.co.za` (confirmed).
- Network: Same subnet as 37 IPs (102.129.51.0/24).
- Ownership: Same ASN (AS327991) as 102.129.51.211.
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**4. Neighborhood Analysis**
- Subnet Abuse Density: 10.8% (moderate risk).
- High-Risk Neighbors:
- 102.129.51.121 (80 risk score)
- 102.129.51.185 (80 risk score)
- 102.129.51.252 (80 risk score)
- Low-Risk Majority: 23 IPs with medium (55) or low (40) risk scores.
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**5. Control Plane**
- BGP: Origin ASN AS327991, prefix 102.129.48.0/21.
- Routing: Route stability questionable (isRouteStable: false).
- DNSSEC: Validated.
- DNSBL: Listed in 4 out of 8 DNSBLs (moderate risk).
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**6. Recommendations**
1. Monitor High-Risk Neighbors: Focus on 102.129.51.121, 102.129.51.185, and 102.129.51.252 for potential lateral movement.
2. Verify DNS Associations: Investigate `ms-51-211.megasurf.co.za` for malicious activity.
3. Review BGP Stability: Check routing anomalies in 102.129.48.0/21.
4. DNSBL Monitoring: Confirm if DNSBL listings are false positives or require mitigation.
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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 | 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-51-211.megasurf.co.za |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | ms-51-211.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 | |||
| 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 | 13% | 1 | 1 |
| routing | 13% | 1 | 1 |
| services | 13% | 1 | 1 |
| ownership | 21% | 2 | 2 |
| reputation | 0% | 0 | 0 |
| geolocation | 13% | 1 | 1 |
| Overall | 12% | 6 | 6 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-25 00:39:46 UTC |
| Last Seen | 2026-06-10 18:25:10 UTC |
| Profile Built | 2026-06-10 18:42:34 UTC |
| Data Freshness | Live |
| Signal Types | 17 |
| Total Observations | 22 |
Full dossier details are available via our API.