3.129.220.183
IP Intelligence Briefing: 3.129.220.183
Overview
The address 3.129.220.183 was assigned to Amazon Technologies Inc. (ASN 16509) within the 3.128.0.0/9 block. The endpoint maintained a Low Risk reputation with a risk score of 20.
Infrastructure
Reverse DNS resolution identified the host as an Amazon EC2 instance in us-east-2. No open ports or services were detected, and the infrastructure was classified as firewalled.
Threat Indicators
No threat indicators, blacklists, or known campaigns were associated with the address. The IP was not flagged as a Tor exit, proxy, or known attacker.
Data Integrity
Geolocation validation recorded a contradiction between the claimed Columbus, OH location and RTT physics measurements, which indicated a distance of 6580km against a 38ms round-trip time.
Recommendation
Monitor the address due to signal contradictions. Severity is low.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Amazon Technologies Inc. |
| ASN | AS16509 |
| Network Name | AT-88-Z |
| CIDR Block | 3.128.0.0/9 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | ec2-3-129-220-183.us-east-2.compute.amazonaws.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | ec2-3-129-220-183.us-east-2.compute.amazonaws.com |
🔐 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 | 2026-09-21 20:53:39 UTC |
| Last Seen | 2026-09-21 20:53:39 UTC |
| Profile Built | 2026-09-21 21:01:31 UTC |
| Data Freshness | Live |
| Signal Types | 19 |
| Total Observations | 19 |
Full dossier details are available via our API.