54.72.71.55
IP 54.72.71.55 was identified as a low-risk endpoint associated with Amazon.com, Inc. (AS16509) within the AMAZO-ZDUB6 CIDR block in Dublin, Ireland. DNS records confirmed forward resolution to ec2-54-72-71-55.eu-west-1.compute.amazonaws.com. Threat analysis reported a risk score of 25 with no specific campaign matches or known attacker status. The profile classified the host as a Suspicious Host with no active threat indicators. Network neighborhood data reported a clean classification with zero threat siblings. The recommended action was to monitor the address due to its hosting provider status, with severity rated as low.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Amazon.com, Inc. |
| ASN | AS16509 |
| Network Name | AMAZO-ZDUB6 |
| CIDR Block | 54.72.0.0/15 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | ec2-54-72-71-55.eu-west-1.compute.amazonaws.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | ec2-54-72-71-55.eu-west-1.compute.amazonaws.com |
🔐 DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | 2/2 domains |
| DMARC | 2/2 domains |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Not configured |
| Domains Checked | 2 domains |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Firewalled / No Services |
| Network Tier | Hosting — Infrastructure provider without advanced routing |
🔌 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 | 38% | 2 | 7 |
| routing | 34% | 1 | 27 |
| services | 19% | 2 | 2 |
| ownership | 27% | 2 | 3 |
| reputation | 22% | 1 | 3 |
| geolocation | 27% | 2 | 4 |
| Overall | 28% | 10 | 46 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-01 04:37:20 UTC |
| Last Seen | 2026-09-27 05:24:38 UTC |
| Profile Built | 2026-09-27 05:27:36 UTC |
| Data Freshness | Live |
| Signal Types | 24 |
| Total Observations | 65 |
Full dossier details are available via our API.