# IP Intelligence Briefing: 3.88.18.150/32
Date: Current Intelligence Cycle
Classification: Low Risk - Legitimate Cloud Infrastructure
## Executive Summary
IP 3.88.18.150 is identified as a low-risk Amazon Web Services (AWS) Elastic Compute Cloud (EC2) instance located in Northern Virginia. The IP demonstrates no malicious threat indicators and operates within standard cloud infrastructure boundaries.
## Network Identification
| Attribute | Value |
|---|---|
| **IP Address** | 3.88.18.150 |
| **Organization** | Amazon Data Services Northern Virginia |
| **ASN** | 14618 (AMAZON-IAD) |
| **CIDR Block** | 3.80.0.0/12 |
| **Location** | Ashburn, Virginia, US |
| **Geolocation Accuracy** | ±150km radius |
## Risk Assessment
- Overall Risk Score: 25/100 (Low Risk)
- Abuse Confidence Score: Not elevated
- Blacklist Count: 0 entries
- Known Attacker Status: Negative
- Spam Source Status: Negative
- Tor Exit Node: No
## Threat Indicators
No active threat indicators were identified during the intelligence cycle:
- Malicious Campaigns: None detected
- Threat Feeds: No matches
- Abuse Reports: 0 observed
- DNSBL Listings: Minimal (1 of 8 lists, low severity)
## Infrastructure Classification
| Classification | Status |
|---|---|
| Cloud Infrastructure | Yes (AWS) |
| CDN | No |
| VPN | No |
| Proxy | No |
| Hosting Service | Yes |
| Residential | No |
| Bogon | No |
Service Profile: No services detected. Instance is firewalled with no open ports exposed.
## Historical Observations
24 signal observations collected across the monitoring period. Key findings:
- Most Recent Signal: 2026-08-12 - Certificates and DNS resolution activity
- Infrastructure Confirmation: 2026-08-05 - Confirmed AWS cloud infrastructure
- Threat Persistence: 0 days observed
- Ownership Changes: 0 (stable)
No degradation in risk posture observed over time. The IP maintains consistent low-risk classification.
## Network Relationships
- DNS Association: ec2-3-88-18-150.compute-1.amazonaws.com
- Network Association: AMAZON-IAD (3.88.18.0/24)
- Related Entities: 21 total relationship entries (DNS and network associations)
## Subnet Analysis (3.88.18.0/24)
- Abuse Density: 0 (Clean)
- Threat Siblings: 0 detected
- Active Siblings: 1
- Subnet Classification: Clean
## Recommended Actions
SOC Analyst Guidance:
- No blocking or filtering required
- IP represents legitimate cloud infrastructure
- Standard AWS traffic classification applies
- No firewall rule recommendations necessary
Monitoring Notes:
- IP is part of AWS's standard EC2 infrastructure
- No anomalous behavior detected
- Continue routine observation if this IP appears in threat logs
## Conclusion
3.88.18.150/32 is a benign AWS EC2 instance with no malicious activity. The IP operates within expected cloud infrastructure patterns and poses no threat to network security. No defensive actions are recommended at this time.
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*Intelligence produced by IPDebrief analysis tools. All data sourced from automated security feeds and network observations.*
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Amazon Data Services Northern Virginia |
| ASN | AS14618 |
| Network Name | AMAZON-IAD |
| CIDR Block | 3.80.0.0/12 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | ec2-3-88-18-150.compute-1.amazonaws.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | ec2-3-88-18-150.compute-1.amazonaws.com |
🔐 DNS Hygiene
| Hygiene Score | 80% (Excellent) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | Verified |
| DNSSEC | Valid |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Firewalled / No Services |
| Network Tier | Tier 3 — Basic operator with some routing infrastructure |
🔌 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 | — |
🛡️ Public Network Snapshot
| Origin ASN | AS14618 |
| Network Prefix | 3.80.0.0/12 |
| Route mapping | Found |
| Certificates in transparency logs | 0 certificates |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 33% | 2 | 4 |
| routing | 19% | 1 | 2 |
| services | 19% | 2 | 2 |
| ownership | 33% | 2 | 4 |
| reputation | 28% | 1 | 3 |
| geolocation | 27% | 2 | 3 |
| Overall | 26% | 10 | 18 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-07-17 11:04:44 UTC |
| Last Seen | 2026-08-21 11:50:26 UTC |
| Profile Built | 2026-08-29 04:29:51 UTC |
| Data Freshness | Live |
| Signal Types | 24 |
| Total Observations | 27 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 3.88.18.150
Who owns the IP address 3.88.18.150?
3.88.18.150 is registered to Amazon Data Services Northern Virginia. The address falls within the 3.80.0.0/12 network block. Registration is held at ARIN.
Where is 3.88.18.150 located?
Geolocation data places 3.88.18.150 in Ashburn, VA, United States. The local time zone is America/New_York. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 3.88.18.150 malicious or safe?
3.88.18.150 currently carries a low risk assessment, meaning no significant threat indicators have been observed. This assessment is generated from continuously collected signals and can change over time.
What is the hostname for 3.88.18.150?
The reverse DNS (PTR) record for 3.88.18.150 is ec2-3-88-18-150.compute-1.amazonaws.com. This hostname is forward-confirmed, meaning it resolves back to the same address.
Is 3.88.18.150 a VPN, proxy, or data center address?
3.88.18.150 is classified as cloud infrastructure based on network ownership and behavioural analysis.