76.108.78.133
IP 76.108.78.133 was identified as a low-risk residential endpoint associated with Comcast Cable Communications, Inc. (ASN 7922) in Boynton Beach, FL. Analysis recorded a risk score of 20 with zero blacklist entries and no association with known attacker campaigns or spam sources. Behavioral monitoring showed no active incidents, including zero honeypot strikes or WAF violations. A geolocation validation check flagged a contradiction between the reported geographic distance and measured RTT physics (63.0ms vs. minimum possible 151.5ms). Despite these signal inconsistencies, the asset was classified as a standard residential endpoint with a recommendation to monitor at low severity.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Comcast Cable Communications, Inc. |
| ASN | AS7922 |
| Network Name | MIAMI-12 |
| CIDR Block | 76.108.0.0/15 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR | c-76-108-78-133.hsd1.fl.comcast.net |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | c-76-108-78-133.hsd1.fl.comcast.net |
🔐 DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | 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 | 0% | 0 | 0 |
| reputation | 0% | 0 | 0 |
| geolocation | 50% | 2 | 3 |
| Overall | 20% | 5 | 6 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Moderate (55%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-08 20:41:16 UTC |
| Last Seen | 2026-09-08 20:41:16 UTC |
| Profile Built | 2026-09-08 20:56:50 UTC |
| Data Freshness | Live |
| Signal Types | 22 |
| Total Observations | 22 |
Full dossier details are available via our API.