INTELLIGENCE BRIEFING: 108.129.140.189
Subject: IP Address 108.129.140.189/32
Date: Current
Classification: Low Risk - AWS Cloud Infrastructure
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**SUMMARY**
IP 108.129.140.189 is identified as an Amazon Web Services (AWS) EC2 instance hosted in Dublin, Ireland (eu-west-1 region). The address resolves to hostname `ec2-140.189.129.108.eu-west-1.compute.amazonaws.com` and operates within the AMAZON-DUB network block (108.128.0.0/13, ASN 16509). Overall risk assessment indicates Low Risk with a risk score of 25/100.
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**INFRASTRUCTURE PROFILE**
| Attribute | Value |
|---|---|
| **Organization** | Amazon Data Services Ireland Limited |
| **ASN** | 16509 |
| **CIDR Block** | 108.128.0.0/13 |
| **Geolocation** | Dublin, Leinster, Ireland (IE) |
| **Infrastructure Type** | CloudCompute (AWS EC2) |
| **Network Role** | Firewalled / No Services Detected |
| **Risk Score** | 25 (Low Risk) |
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**THREAT INDICATORS**
- Blacklist Status: 0 current blacklist listings; 1 historical listing detected in recent observations
- Threat Feeds: No active threat feed associations
- Campaign Correlations: No known campaign matches
- Known Attacker Status: Not flagged
- Tor Exit Node: Not detected
- Abuse Confidence Score: Not applicable
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**NETWORK BEHAVIOR & NEIGHBORHOOD**
- Subnet Classification: Mostly clean (108.129.140.0/24)
- Abuse Density: 0 (low)
- Threat Siblings: 1 detected within /24 subnet
- Neighbor Risk Distribution: 0 high, 0 medium, 0 low risk neighbors
- Service Exposure: No open ports detected; infrastructure appears properly firewalled
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**OBSERVATION HISTORY**
23 historical observations recorded over the monitoring period. Key temporal signals include:
- Recent geolocation inference consistently points to Dublin, Ireland with 0.56 confidence
- Subnet abuse classification maintained at "mostly_clean" with inherited risk of 2
- No persistent malicious behavior detected
- Ownership stability confirmed with 0 ownership changes
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**RECOMMENDATIONS**
- Action: No blocking recommended. IP represents legitimate AWS cloud infrastructure.
- Monitoring: Standard traffic monitoring applies; no special containment required
- Firewall Rules: Allow standard traffic; no specific deny rules warranted
- Context: This IP is part of Amazon's global cloud infrastructure and should be treated as trusted unless specific threat intelligence contradicts this assessment
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Analyst Notes: While historical data indicates 1 blacklist listing, the overall risk profile, infrastructure classification, and lack of persistent malicious behavior support treating this as legitimate cloud infrastructure. SOC analysts should evaluate any suspicious activity in association with this IP through standard behavioral analysis rather than IP-based blocking.
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 | 108.128.0.0/13 |
| RIR | ARIN |
| Country | Ireland |
| Abuse Contact | Available via RDAP |
๐ DNS Intelligence
| PTR | ec2-108-129-140-189.eu-west-1.compute.amazonaws.com |
| Forward Confirmed | Yes โ FCrDNS verified |
| Forward Hostnames | ec2-108-129-140-189.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 | Infrastructure / Datacenter |
| 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 | |||
| Closed Ports | 22, 25, 80, 443, 3389, 8080, 8443 (0 open / 7 scanned) | ||
| 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 | 36% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 19% | 2 | 2 |
| ownership | 30% | 2 | 3 |
| reputation | 28% | 1 | 3 |
| geolocation | 35% | 2 | 3 |
| Overall | 27% | 10 | 16 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
๐ Observation Timeline ๐ Live
| First Seen | 2026-07-29 10:33:06 UTC |
| Last Seen | 2026-08-12 23:13:38 UTC |
| Profile Built | 2026-08-12 23:18:10 UTC |
| Data Freshness | Live |
| Signal Types | 23 |
| Total Observations | 25 |
Full dossier details are available via our API.