73.143.20.43
The IP address 73.143.20.43 was identified as a residential cable endpoint operated by Comcast Cable Communications, Inc. (ASN 7922). Geolocation data placed the address in South Burlington, Vermont, United States. Threat intelligence feeds reported a risk score of 0 and a reputation of Low Risk, with zero blacklist listings. Behavioral analysis recorded no honeypot hits, enumeration strikes, or WAF violations. The local subnet classification was "clean" with zero abuse density and no threat siblings. DNS records were forward-confirmed, resolving to c-73-143-20-43.hsd1.vt.comcast.net. The intent classification was categorized as Clean Residential. The analysis recommendation was to allow traffic with an information severity level.
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 | BOSTON-9 |
| CIDR Block | 73.142.0.0/15 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR | c-73-143-20-43.hsd1.vt.comcast.net |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | c-73-143-20-43.hsd1.vt.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 | 35% | 2 | 2 |
| routing | 25% | 1 | 1 |
| services | 25% | 1 | 1 |
| ownership | 0% | 0 | 0 |
| reputation | 25% | 1 | 1 |
| geolocation | 25% | 1 | 1 |
| Overall | 22% | 6 | 6 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-08 20:21:30 UTC |
| Last Seen | 2026-09-08 20:21:30 UTC |
| Profile Built | 2026-09-08 20:35:49 UTC |
| Data Freshness | Live |
| Signal Types | 18 |
| Total Observations | 18 |
Full dossier details are available via our API.