73.227.89.42
On September 16, 2026, IP address 73.227.89.42 was observed within the Comcast IP Services network (ASN 7922). The asset was classified as Low Risk with a risk score of 25. Network analysis indicated the host was firewalled with no active services or open ports. DNS records resolved to a Comcast residential hostname, with SPF and DMARC configurations present for the associated domain.
Intelligence gathering identified no specific threat indicators, known campaigns, or blacklist associations. However, the geolocation data recorded for Springfield, MA, contradicted RTT physics measurements, which indicated a distance discrepancy inconsistent with the observed latency. The neighborhood classification remained clean with zero threat siblings.
Due to signal contradictions and insufficient data for intent classification, the recommendation was to monitor the asset for behavioral changes.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Comcast IP Services, L.L.C. |
| ASN | AS7922 |
| Network Name | BOSTON-17 |
| CIDR Block | 73.227.0.0/16 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR | c-73-227-89-42.hsd1.ma.comcast.net |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | c-73-227-89-42.hsd1.ma.comcast.net |
🔐 DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Firewalled / No Services |
| Network Tier | Unknown — Insufficient routing data to classify |
🔌 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 | 0% | 0 | 0 |
| Overall | 12% | 3 | 3 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Moderate (55%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-16 07:25:56 UTC |
| Last Seen | 2026-09-16 07:25:56 UTC |
| Profile Built | 2026-09-16 07:41:46 UTC |
| Data Freshness | Live |
| Signal Types | 19 |
| Total Observations | 19 |
Full dossier details are available via our API.