18.226.62.39📋 Copy

# IP Intelligence Briefing: 18.226.62.39/32

## Executive Summary

IP address 18.226.62.39 is a legitimate Amazon Web Services (AWS) EC2 instance located in the US-East-2 (Ohio) region. While the risk score registers at 50 (Moderate Risk), the IP demonstrates no active threat indicators, no open services, and operates within a clean subnet environment. The profile indicates this is infrastructure-level cloud infrastructure with no evidence of malicious activity.

---

## Ownership & Infrastructure Profile

• Organization: Amazon Technologies Inc.
• Network Name: AT-88-Z
• CIDR Block: 18.32.0.0/11
• ASN: 16509 (Amazon.com, Inc.)
• BGP Prefix: 18.224.0.0/14
• Region: US-East-2 (Ohio)
• Classification: Cloud infrastructure (AWS EC2)

---

## DNS & Hostname Resolution

The IP resolves to a canonical AWS EC2 hostname:

• PTR Hostname: ec2-18-226-62-39.us-east-2.compute.amazonaws.com
• Forward Resolution: Confirmed (ec2-18-226-62-39.us-east-2.compute.amazonaws.com)
• Domain: amazonaws.com
• Email Authentication: SPF and DMARC records present
• No hosted domains associated with this address

---

## Threat Intelligence Assessment

Risk Score: 50 (Moderate Risk)

Abuse Confidence Score: Not calculated

Blacklist Status: 0/0 lists

Threat Indicators:

• No known attacker indicators
• Not a Tor exit node
• Not identified as spam source
• No active threat campaigns correlated
• No evidence of persistent malicious behavior

Service Status:

• Open ports: None detected
• TLS certificates: None
• HTTP services: None
• Classification: Firewalled / No Services

---

## Neighborhood Analysis (Subnet: 18.226.62.0/24)

• Abuse Density: 0 (Clean)
• Threat Siblings: 0
• Active Siblings: 0
• Overall Classification: Clean subnet
• No neighboring IPs show elevated risk scores

---

## Relationship Graph

The IP maintains relationships primarily through DNS associations and network topology:

• DNS Associations: ec2-18-226-62-39.us-east-2.compute.amazonaws.com (multiple entries)
• Network Relationships: AT-88-Z network (same network classification)
• No external entity relationships identified (organizations, certificates, etc.)

---

## Observation History

Historical signals from June 17-22, 2026 indicate:

• Consistent "Basic" operator scoring (0.2609)
• No ownership changes recorded
• No threat persistence days accumulated
• ICMP validation blocked (unable to geolocate via ping)
• DNSSEC validation: Valid
• Route stability: False (but no route changes in 30-day window)

---

## Recommended Security Actions

Firewall Rules

Based on the risk profile, the following rules are recommended:

iptables:

```bash

iptables -A INPUT -s 18.226.62.39 -j DROP

```

nftables:

```bash

nft add rule inet filter input ip saddr 18.226.62.39 drop

```

nginx:

```nginx

deny 18.226.62.39;

```

pfSense:

```

18.226.62.39/32

```

Cloudflare WAF:

```json

{

"description": "Block 18.226.62.39 — IPDebrief risk score 50",

"action": "block",

"filter": {

"expression": "ip.src eq 18.226.62.39"

}

}

```

AWS WAF:

```json

{

"Addresses": ["18.226.62.39/32"],

"Description": "IPDebrief risk 50"

}

```

---

## Analyst Notes

This IP address presents a moderate risk classification primarily due to its association with the broader AWS infrastructure network. The risk score of 50 is elevated relative to the absence of active threat indicators, which suggests the classification may be conservative or based on network-level heuristics rather than observed malicious behavior.

Key Observations:

1. No services or open ports detected

2. Clean neighborhood classification

3. No blacklist associations

4. Legitimate AWS EC2 hostname

5. DNSSEC and email authentication properly configured

Recommendation: Given the lack of active threat indicators and the clean operational profile, blocking this IP at the network perimeter is recommended only if correlation with other threat intelligence signals warrants it. The absence of open services and malicious activity suggests this may be legitimate cloud infrastructure. Monitor for any changes in behavior or service activation.

---

*Intelligence generated: IPDebrief Platform | Classification: Internal Use*

This summary was generated by AI and may contain inaccuracies. Verify critical details independently.