75.131.149.149
IP Intelligence Briefing: 75.131.149.149
*Last Updated: 2026-06-06*
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**1. Core Profile**
- Risk Rating: Low Risk (Risk Score: 25)
- Ownership:
- ISP: Charter Communications LLC (ASN 20115)
- Subnet: 75.131.144.0/20
- Region: Massachusetts, USA (Charlton)
- Network Role: Residential endpoint (no CDN, VPN, or Tor indicators)
- DNS:
- PTR hostname: `syn-075-131-149-149.res.spectrum.com`
- SPF/DKIM: Valid email authentication records detected
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**2. Threat & Behavior**
- Malicious Indicators:
- No known malware, phishing, or exploit activity.
- No DNS-based threats or blacklist entries.
- BGP Stability:
- Stable route (AS_PATH: 6939 20115), no recent route changes.
- RPKI valid, no route hijacking detected.
- Geolocation:
- Consistent US-based location (MaxMind geolocation).
- Low geo-plausibility score (2500km accuracy radius).
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**3. Network Context**
- Subnet Analysis:
- /24 Subnet: 75.131.149.0/24 (abuse density: 0%).
- No malicious neighbors or high-risk siblings.
- ISP Behavior:
- Charter Communications manages the block (arin-registered since 2001).
- No recent ownership changes or network reconfiguration.
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**4. Historical Trends**
- Observation History (30 Days):
- 22 signals recorded (geolocation, BGP, DNS).
- No spikes in threat activity or network anomalies.
- Stable residential usage pattern.
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**5. Recommendations**
- Monitoring:
- Track geolocation consistency (potential spoofing risks).
- Monitor DNS resolution for unexpected hostname changes.
- Mitigation:
- No immediate firewall rules or blocking required.
- Consider whitelisting DNS hostnames for internal services.
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Conclusion:
This IP is a legitimate residential connection with no evidence of malicious activity. No action required, but ongoing monitoring is advised for unusual behavior.
*Data sourced from IPDebrief threat intelligence platform.*
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Charter Communications LLC |
| ASN | AS20115 |
| Network Name | SPR-SC-75-131-144 |
| CIDR Block | 75.131.144.0/20 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | syn-075-131-149-149.res.spectrum.com |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | syn-075-131-149-149.res.spectrum.com |
🔐 DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Firewalled / No Services |
| 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 | 24% | 2 | 3 |
| routing | 24% | 2 | 3 |
| services | 8% | 1 | 1 |
| ownership | 30% | 3 | 4 |
| reputation | 22% | 1 | 3 |
| geolocation | 19% | 2 | 2 |
| Overall | 21% | 11 | 16 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-12 09:41:40 UTC |
| Last Seen | 2026-06-26 17:25:42 UTC |
| Profile Built | 2026-06-26 17:35:51 UTC |
| Data Freshness | Live |
| Signal Types | 24 |
| Total Observations | 25 |
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