177.92.128.38
IP Intelligence Briefing: 177.92.128.38
Date: 2026-06-06
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**1. Core Profile**
- Risk Score: Moderate (55/100)
- Ownership:
- ISP: OPANET TELECOMUNICACOES LTDA - ME (AS263108)
- Location: Marilandia, Espirito Santo, Brazil (BR)
- Network Role: Residential / Non-cloud / Non-CDN
- Services:
- Open ports: HTTP (80), HTTPS (443)
- Server banner: `lighttpd/1.4.39`
- No TLS certificates or active DNSSEC validation
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**2. Threat Indicators**
- No direct malicious activity: No known campaigns, spam, or blacklist entries.
- DNS Activity:
- PTR hostname: `38-128-92-177.opanet.com.br`
- No SPF/DKIM records detected.
- BGP/Control Plane:
- Subnet: `177.92.128.0/21` (abuse density: 33.3%)
- Route stability: Unstable (0 route changes in 30 days).
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**3. Neighborhood Analysis**
- Subnet: `177.92.128.0/24`
- Neighbor Risk:
- 3 high-risk IPs (80+ score), 2 medium-risk IPs (55–79), 1 low-risk IP (0–49).
- Abuse density: 50% (moderate).
- Notable Neighbors:
- `177.92.128.32`, `177.92.128.159`, and `177.92.128.219` flagged as high-risk.
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**4. Historical Observations**
- Recent Activity:
- Detected as a residential IP with consistent geolocation (Marilandia, Brazil).
- Mixed signal confidence (0.30–0.75), including inferred location data.
- Stability:
- No persistent malicious behavior; threat observation count: 0.
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**5. Recommendations**
- Monitor Subnet: High-risk neighbors in the same /24 subnet may indicate broader network compromise.
- Verify Services: Confirm HTTP/HTTPS server legitimacy; ensure no unauthorized access.
- DNS Security: Implement DNSSEC and monitor for spoofing attempts.
- Geolocation Checks: Validate IP location against internal threat intelligence feeds.
Next Steps: Correlate with internal logs for lateral movement or unusual traffic patterns.
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*Generated using IPDebrief threat intelligence platform.*
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | OPANET TELECOMUNICACOES LTDA - ME |
| ASN | AS263108 |
| Network Name | 228658 |
| CIDR Block | 177.92.128.0/21 |
| RIR | LACNIC |
| Country | BR |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR | 38-128-92-177.opanet.com.br |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | 38-128-92-177.opanet.com.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 | Web Server |
| Network Tier | End-User — Residential ISP endpoint |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 80 | http | tcp | — |
| 443 | https | tcp | — |
| Closed Ports | 22, 25, 3389, 8080, 8443 (2 open / 7 scanned) | ||
| Server | lighttpd/1.4.39 |
| 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 | 33% | 2 | 4 |
| routing | 19% | 1 | 2 |
| services | 37% | 2 | 5 |
| ownership | 15% | 2 | 2 |
| reputation | 13% | 1 | 2 |
| geolocation | 19% | 2 | 2 |
| Overall | 23% | 10 | 17 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Recent
| First Seen | 2026-05-11 08:57:59 UTC |
| Last Seen | 2026-06-26 08:18:51 UTC |
| Profile Built | 2026-06-27 08:28:23 UTC |
| Data Freshness | Recent |
| Signal Types | 22 |
| Total Observations | 23 |
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