# INTELLIGENCE BRIEFING: 3.253.242.19/32
Classification: Cloud Infrastructure - Amazon EC2
Risk Assessment: LOW (Score: 25/100)
Date: 2026-06-21
## EXECUTIVE SUMMARY
IP 3.253.242.19 is a legitimate Amazon Web Services cloud infrastructure endpoint located in Dublin, Ireland (eu-west-1). The IP presents no observable threat indicators and is associated with clean cloud infrastructure operations. No malicious activity, blacklisting, or campaign associations detected.
## TECHNICAL PROFILE
| Attribute | Value |
|---|---|
| **IP Address** | 3.253.242.19/32 |
| **ASN** | 16509 (AMAZON-DUB) |
| **Organization** | Amazon Data Services Ireland Limited |
| **CIDR Block** | 3.248.0.0/13 |
| **Geolocation** | Dublin, Ireland (53.35°N, 6.26°W) |
| **Timezone** | Europe/Dublin |
| **Infrastructure Type** | AWS EC2 Instance |
| **PTR Hostname** | ec2-3-253-242-19.eu-west-1.compute.amazonaws.com |
## THREAT INDICATORS
- Threat Score: 25/100 (Low Risk)
- Blacklist Status: Not listed (0/0)
- Known Campaigns: None
- Tor Exit Node: No
- Spam Source: No
- Known Attacker: No
- Abuse Confidence Score: Not applicable
- Pulsedive Risk: Not assessed
## NETWORK CLASSIFICATION
- Provider Score: 0 (AWS Cloud Provider)
- Authority Score: 0
- Cloud Infrastructure: Yes (AWS EC2)
- CDN: No
- VPN: No
- Proxy: No
- Hosting Service: No
- Services Detected: None (firewalled/no open ports)
- TLS Certificate: Not detected
## OBSERVATION HISTORY
Monitoring Period: 2026-06-16 to 2026-06-21
Total Observations: 20 signals
Temporal Analysis:
- Ownership stability: No changes detected
- Threat persistence: 0 days
- Malicious behavior: Not persistently observed
- Geolocation validation: ICMP blocked (unable to validate via probe)
Recent Signal Types:
- Operator classification (Basic)
- Ownership/Reputation signals
- Geolocation validation attempts
- Subnet neighborhood analysis (clean classification)
## RELATIONSHIP ANALYSIS
DNS Associations: ec2-3-253-242-19.eu-west-1.compute.amazonaws.com (confirmed)
Network Associations: AMAZON-DUB (same network block)
Related Entities: 8 total (primarily DNS and network associations)
## NEIGHBORHOOD ANALYSIS
Subnet: 3.253.242.19/24
Abuse Density: 0.0% (clean)
Total Siblings: 1 (self)
Active Siblings: 0
Threat Siblings: 0
Classification: Clean
## CONTROL PLANE DATA
- Origin ASN: 16509
- BGP Prefix: 3.248.0.0/13
- RPKI State: Not available
- Route Stability: Stable
- DNSSEC Validation: Valid
- DNSBL Listings: 1/8 total lists
## RECOMMENDED ACTIONS
Risk Level: LOW
Immediate Action: No action required
Classification: Routine monitoring
Firewall Rules: None required (cloud provider infrastructure)
SOC Analyst Guidance
This IP address represents standard Amazon Web Services cloud infrastructure. The low risk score (25) reflects typical cloud provider behavior with no malicious activity detected. No blocking or filtering is recommended. Continue standard cloud provider reputation monitoring.
Key Indicators for Correlation:
- ASN: 16509
- CIDR: 3.248.0.0/13
- Region: eu-west-1 (Dublin)
- Hostname pattern: ec2-*.eu-west-1.compute.amazonaws.com
---
*Intel generated by IPDebrief Intelligence Platform*
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
๐ข Ownership & Registration
| Organization | Amazon Data Services Ireland Limited |
| ASN | AS16509 |
| Network Name | AMAZON-DUB |
| CIDR Block | 3.248.0.0/13 |
| RIR | ARIN |
| Country | Ireland |
| Abuse Contact | Available via RDAP |
๐ DNS Intelligence
| PTR | ec2-3-253-242-19.eu-west-1.compute.amazonaws.com |
| Forward Confirmed | Yes โ FCrDNS verified |
| Forward Hostnames | ec2-3-253-242-19.eu-west-1.compute.amazonaws.com |
๐ DNS Hygiene
| Hygiene Score | 80% (Excellent) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | Verified |
| DNSSEC | Valid |
| CAA | Not configured |
โ๏ธ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Firewalled / No Services |
| Network Tier | Tier 3 โ Basic operator with some routing infrastructure |
๐ Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| No open ports detected | |||
| Server | โ |
| HTTP Title | โ |
๐ TLS Certificate
| SANs | None |
| Valid From | โ |
| Valid Until | โ |
๐ฏ Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 24% | 2 | 2 |
| routing | 17% | 1 | 1 |
| services | 17% | 1 | 1 |
| ownership | 35% | 2 | 3 |
| reputation | 17% | 1 | 2 |
| geolocation | 35% | 2 | 3 |
| Overall | 24% | 9 | 12 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
๐ Observation Timeline ๐ Live
| First Seen | 2026-06-10 08:40:24 UTC |
| Last Seen | 2026-06-21 17:20:58 UTC |
| Profile Built | 2026-06-21 17:33:01 UTC |
| Data Freshness | Live |
| Signal Types | 20 |
| Total Observations | 24 |
Full dossier details are available via our API.