177.190.79.74
IP Intelligence Briefing: 177.190.79.74
Date: 2026-06-06
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**1. Profile Summary**
- Risk Score: 55 (Moderate Risk)
- Ownership:
- ISP: NOVA PORTONET TELECOMUNICAÇÕES LTDA ME (AS263135)
- Country: Brazil (BR)
- Region: São Paulo (SP)
- City: Presidente Epitácio
- Network Role: Residential endpoint (not cloud, CDN, or infrastructure).
- Threat Indicators: No malicious activity detected (no blacklists, spam, or known attackers).
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**2. Observation History (30 Days)**
- First Observation: 2026-05-29 (scanning activity detected).
- Latest Observation: 2026-06-06 (minimal risk, geolocation confirmed).
- Key Trends:
- No persistent threat signals.
- Geolocation data consistent (Brazil, São Paulo).
- No DNS anomalies or TLS certificate issues.
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**3. Relationships & Network Context**
- Subnet: 177.190.72.0/21 (residential network).
- Linked Entities:
- ISP: NOVA PORTONET TELECOMUNICAÇÕES LTDA ME.
- No correlated malicious IPs or campaigns.
- Subnet Abuse Density: 0.5 (mostly clean, but 1 risky neighbor).
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**4. Neighborhood Analysis**
- Subnet: 177.190.79.74/24.
- Neighbors:
- 177.190.79.43: Risk score of 55 (moderate risk).
- Total Siblings: 2 (1 active, 1 risky).
- Abuse Density: Low (0.5), but 1 neighbor requires monitoring.
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**5. Recommendations**
- SOC Actions:
- Monitor the 177.190.79.43 neighbor for suspicious activity.
- Verify geolocation consistency (Brazil, São Paulo) against known ISP ranges.
- Ensure no unexpected traffic patterns from this residential subnet.
- Firewall Rules:
- Consider blocking 177.190.79.43 if further risk is detected.
- Allow standard residential traffic (no deep packet inspection).
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Conclusion:
This IP is a residential endpoint with no direct malicious indicators. The subnet has a low abuse density, but one neighbor warrants closer scrutiny. Contextual awareness of the ISP’s network and regional traffic patterns is critical for minimizing false positives.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | NOVA PORTONET TELECOMUNICAÇÕES LTDA ME |
| ASN | AS263135 |
| Network Name | 229090 |
| CIDR Block | 177.190.72.0/21 |
| RIR | LACNIC |
| Country | BR |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR | 177-190-79-74.isp.novaportonet.net.br |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | 177-190-79-74.isp.novaportonet.net.br |
🔐 DNS Hygiene
| Hygiene Score | 20% (Poor) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Residential |
| Service Purpose | Residential Endpoint |
| Network Tier | End-User — Residential ISP endpoint |
🔌 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 | 36% | 2 | 5 |
| routing | 13% | 1 | 1 |
| services | 24% | 2 | 3 |
| ownership | 15% | 2 | 2 |
| reputation | 24% | 1 | 4 |
| geolocation | 19% | 2 | 2 |
| Overall | 22% | 10 | 17 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-11 21:10:17 UTC |
| Last Seen | 2026-06-26 12:01:43 UTC |
| Profile Built | 2026-06-26 12:05:50 UTC |
| Data Freshness | Live |
| Signal Types | 20 |
| Total Observations | 21 |
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