# IP Intelligence Briefing: 35.88.28.191
## Executive Summary
IP address 35.88.28.191 is a low-risk infrastructure address belonging to Amazon Web Services (AWS) cloud compute infrastructure in the US West Oregon region. No malicious indicators were detected during analysis. The IP represents standard cloud hosting services with no observed abuse activity.
## Profile Overview
| Attribute | Value |
|---|---|
| **Risk Score** | 25/100 (Low Risk) |
| **Provider** | Amazon Web Services (AWS) |
| **ASN** | 16509 |
| **Organization** | Amazon.com, Inc. |
| **Network** | AMAZON-ZPDX |
| **CIDR Block** | 35.80.0.0/12 |
| **Geolocation** | Portland, OR, US |
| **Infrastructure Type** | Cloud Compute |
| **Classification** | Cloud/Hosting |
## Threat Assessment
- Reputation: Low Risk
- Threat Indicators: None detected
- Blacklist Status: Clean (0 blacklist entries)
- Known Attacker: No
- Spam Source: No
- Tor Exit Node: No
- Campaign Association: None observed
## Technical Characteristics
- DNS Resolution: ec2-35-88-28-191.us-west-2.compute.amazonaws.com
- Open Ports: None detected
- Services: No active services exposed
- Connection Type: Cloud-based infrastructure
- Network Role: AWS Cloud Compute instance
## Neighborhood Analysis
- Subnet: 35.88.28.191/24
- Abuse Density: 0%
- Subnet Classification: Clean
- Total Siblings: 1
- Active Siblings: 1
- Threat Siblings: 0
## Historical Observations
Analysis of 21 signal observations indicates stable infrastructure characteristics with no changes in ownership or threat posture over the observation period. Key historical signals include:
- Geolocation consistently resolves to Portland, OR, US
- Ownership stability: No changes recorded
- Subnet classification: Consistently marked as clean
- No persistent threat indicators observed
## Recommended Actions
Status: No action required
The IP address represents legitimate AWS cloud infrastructure with no security concerns. Standard monitoring is appropriate. No blocking or filtering recommendations generated based on current risk profile.
---
*Intelligence generated by IPDebrief platform. Data verified against multiple threat feeds and geolocation sources.*
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
π’ Ownership & Registration
| Organization | Amazon.com, Inc. |
| ASN | AS16509 |
| Network Name | AMAZON-ZPDX |
| CIDR Block | 35.80.0.0/12 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
π DNS Intelligence
| PTR | ec2-35-88-28-191.us-west-2.compute.amazonaws.com |
| Forward Confirmed | Yes β FCrDNS verified |
| Forward Hostnames | ec2-35-88-28-191.us-west-2.compute.amazonaws.com |
π DNS Hygiene
| Hygiene Score | 80% (Excellent) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | Verified |
| DNSSEC | Valid |
| CAA | Not configured |
βοΈ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Firewalled / No Services |
| Network Tier | Tier 3 β Basic operator with some routing infrastructure |
π 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 | β |
| HTTP Title | β |
π TLS Certificate
| SANs | None |
| Valid From | β |
| Valid Until | β |
π― Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 31% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 19% | 2 | 2 |
| ownership | 30% | 2 | 3 |
| reputation | 28% | 1 | 3 |
| geolocation | 30% | 2 | 3 |
| Overall | 25% | 10 | 16 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
π Observation Timeline π Live
| First Seen | 2026-07-23 01:41:33 UTC |
| Last Seen | 2026-08-12 17:25:21 UTC |
| Profile Built | 2026-08-12 17:37:34 UTC |
| Data Freshness | Live |
| Signal Types | 24 |
| Total Observations | 26 |
Full dossier details are available via our API.