76.36.81.140
An intelligence analysis of IP address 76.36.81.140 identified the endpoint as a residential infrastructure component within the Charter Communications network (AS11426), located in Columbia, South Carolina. The profile recorded a risk score of 25 with a Low Risk reputation classification. While the threat actor module tagged the host as suspicious, no active threat indicators, known campaigns, or primary blacklist entries were confirmed in the threat feed data. Behavioral analysis returned zero total incidents, open ports, or attack strikes. The system recommendation classified the threat severity as low and advised monitoring actions due to low-grade risk indicators present. The address resolved to a Spectrum domain hostname with standard residential DNS hygiene scores.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Charter Communications Inc |
| ASN | AS11426 |
| Network Name | RRPRI |
| CIDR Block | 76.32.0.0/11 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | syn-076-036-081-140.res.spectrum.com |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | syn-076-036-081-140.res.spectrum.com |
🔐 DNS Hygiene
| Hygiene Score | 40% (Fair) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | Not verified |
| DNSSEC | Not signed |
| 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 | 25% | 1 | 1 |
| routing | 25% | 1 | 1 |
| services | 25% | 1 | 1 |
| ownership | 25% | 1 | 2 |
| reputation | 0% | 0 | 0 |
| geolocation | 25% | 1 | 1 |
| Overall | 20% | 5 | 6 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-15 20:34:48 UTC |
| Last Seen | 2026-09-15 20:34:48 UTC |
| Profile Built | 2026-09-15 20:51:11 UTC |
| Data Freshness | Live |
| Signal Types | 19 |
| Total Observations | 19 |
Full dossier details are available via our API.