27.79.41.18
IP Intelligence Briefing: 27.79.41.18
Date: 2026-06-12
---
**1. Profile Summary**
- Risk Score: 0 (Low Risk)
- Provider: VIETTEL-VN (AS7552)
- Geolocation: Da Nang, Vietnam (apnic registry)
- Network Role: Firewalled / No Services (no open ports, no TLS/HTTP activity)
- Threat Indicators: No malicious activity detected (no blacklists, spam, or campaigns).
---
**2. Ownership & Registration**
- Organization: VIETTEL-VN (IRT-VNNIC-AP)
- ASN: 7552
- CIDR: 27.64.0.0/12
- Registration: apnic registry, no explicit registration date.
---
**3. Observation History**
- Recent Activity (Last 30 Days):
- 14 observations, including DNS records, BGP prefix analysis, and network associations.
- No persistent threats or malicious campaigns detected.
- DNSSEC validation passed for `27.79.41.18`.
---
**4. Relationships**
- Network Associations:
- Linked to VIETTEL-VN network (same ASN/organization).
- DNS PTR record resolves to `localhost` (potentially internal).
- No External Threat Links: No connections to known malicious domains, IPs, or certificates.
---
**5. Subnet Neighbors**
- Subnet: 27.79.41.18/24
- Abuse Density: 0% (low risk).
- High-Risk Neighbors:
- 27.79.41.73 (riskScore: 65), 27.79.41.136 (riskScore: 65), 27.79.41.196 (riskScore: 55).
- Most Common Risk Score: 40 (medium risk) across 10 IPs.
---
**6. Recommendations**
- Monitor Subnet: Track high-risk neighbors (e.g., 27.79.41.73) for anomalies.
- Verify DNS Configuration: Confirm `localhost` PTR record is intentional (internal use).
- Network Segmentation: Ensure 27.79.41.18’s firewalled state is intentional and not a misconfigured service.
Conclusion: 27.79.41.18 is a low-risk IP associated with VIETTEL-VN in Vietnam. No immediate threats detected, but monitor subnet neighbors for potential risks.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | IRT-VNNIC-AP |
| ASN | AS7552 |
| Network Name | VIETTEL-VN |
| CIDR Block | 27.64.0.0/12 |
| RIR | APNIC |
| Country | VN |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | localhost |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | localhost |
🔐 DNS Hygiene
| Hygiene Score | 20% (Poor) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Firewalled / No Services |
| Network Tier | Unknown — Insufficient routing data to classify |
🔌 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 | 0% | 0 | 0 |
| routing | 0% | 0 | 0 |
| services | 0% | 0 | 0 |
| ownership | 27% | 2 | 3 |
| reputation | 0% | 0 | 0 |
| geolocation | 13% | 1 | 1 |
| Overall | 6% | 3 | 4 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-30 10:59:01 UTC |
| Last Seen | 2026-06-13 03:45:38 UTC |
| Profile Built | 2026-06-12 03:09:48 UTC |
| Data Freshness | Live |
| Signal Types | 17 |
| Total Observations | 17 |
Full dossier details are available via our API.