190.89.136.197
IP Intelligence Briefing: 190.89.136.197
Date: 2026-06-06
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**1. Core Profile**
- Risk Score: Moderate (55/100)
- Ownership: Resides in ASN 270368 (T. R. TELECOMUNICACOES LTDA, Brazil)
- Geolocation: Residential endpoint in Votuporanga, São Paulo, Brazil (BR).
- Network Role: Classified as a residential endpoint, not a cloud, CDN, or infrastructure node.
- Threat Indicators: No active malicious campaigns, spam, or known attacker activity.
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**2. Observation History**
- Recent Signals:
- Mixed confidence observations (0.17–0.85) across geolocation, network stability, and reputation.
- No persistent malicious activity detected in the last 30 days.
- DNSSEC validation is active, but subnet abuse density is moderate (30.11%).
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**3. Relationships & Network Context**
- Linked Entities:
- Same network (ASN 270368, CIDR 190.89.136.0/23).
- No direct ties to known malicious organizations or subnets.
- Neighborhood Risk:
- Subnet abuse density: 30.11% (moderate).
- 28 of 93 sibling IPs show elevated risk scores (≥55).
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**4. Recommendations**
- Monitoring: Track activity due to mixed-risk subnet and residential nature.
- Firewall Rules: Consider rate-limiting or blocking traffic from high-risk neighbors (e.g., IPs with ≥80 risk scores).
- Geolocation Validation: Verify if traffic aligns with Brazil’s São Paulo region, as anomalies could indicate spoofing.
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Conclusion: This IP is a low-to-moderate risk residential endpoint. While no direct threats are detected, its subnet contains higher-risk peers. SOC teams should prioritize monitoring for unusual behavior or lateral movements.
Tools Used: `ipdebrief_profile`, `ipdebrief_history`, `ipdebrief_relationships`, `ipdebrief_neighbors`.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | T. R. TELECOMUNICACOES LTDA |
| ASN | AS270368 |
| Network Name | 378879 |
| CIDR Block | 190.89.136.0/23 |
| RIR | LACNIC |
| Country | BR |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR Record | No PTR |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
🔐 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 | |||
| 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 | 19% | 2 | 2 |
| routing | 13% | 1 | 1 |
| services | 8% | 1 | 1 |
| ownership | 19% | 2 | 2 |
| reputation | 13% | 1 | 2 |
| geolocation | 27% | 2 | 3 |
| Overall | 17% | 9 | 11 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-11 15:04:40 UTC |
| Last Seen | 2026-06-26 10:30:17 UTC |
| Profile Built | 2026-06-26 10:34:21 UTC |
| Data Freshness | Live |
| Signal Types | 15 |
| Total Observations | 17 |
Full dossier details are available via our API.