47.83.131.134📋 Copy

# IP Intelligence Briefing: 47.83.131.134/32

## Executive Summary

IP address 47.83.131.134 is classified as Moderate Risk (Score: 40). The address belongs to Alibaba Cloud LLC (ASN 45102), geolocated to Ashburn, VA. Current threat indicators show no active malicious activity, but historical observations indicate prior threat associations and DNSBL listings. The IP hosts a single SSH service on port 22.

## Technical Profile

Ownership & Geolocation

• ASN: 45102 (Alibaba Cloud LLC)
• Organization: Alibaba Cloud LLC
• Location: Ashburn, Virginia, United States
• CIDR Block: 47.83.128.0/17 (BGP Prefix)
• RIR: ARIN

Network Configuration

• Network Role: Single-Service Host
• Open Ports: 22/TCP (SSH - OpenSSH 9.6p1 Ubuntu-3ubuntu13.16)
• TLS Certificates: None detected
• DNS Records: No PTR hostnames, no forward resolution confirmed

Threat Indicators

• Current Status: No active threat indicators
• DNSBL Listings: 1 of 8 total lists (historical)
• Tor Exit Node: No
• Known Attacker: No
• Spam Source: No

Control Plane Analysis

• Route Stability: Not stable (route changes detected in 30-day window)
• DNSSEC: Valid
• DNSBL Listed: Yes (1 listing)
• Operator Score: 0.2174 (Minimal)

## Neighborhood Analysis

The IP resides in subnet 47.83.131.134/24 with:

• Abuse Density: 0 (Clean)
• Threat Siblings: 0
• Active Siblings: 1
• Classification: Clean

No adjacent IPs in the immediate /24 subnet show elevated risk scores.

## Historical Observations

Analysis of 52 historical observations reveals:

• Most Recent Activity: June 25, 2026
• Threat Persistence: Single threat observation detected
• Notable Historical Signals:

- One observation flagged the IP as having threats (confidence 0.85)

- Multiple DNSBL listing events (1 of 8 lists at maximum severity: high)

- Inconsistent ISP attribution observed (AS1239 Sprint noted in historical data vs. current Alibaba Cloud ASN)

• Ownership Stability: No ownership changes recorded

## Relationship Graph

108 relationships identified, primarily network-level associations (AL-3 type network references). No certificate or hostname relationships detected.

## Recommended Actions

Based on risk profile and historical context, the following security measures are recommended:

Firewall Rules

```bash

# iptables

iptables -A INPUT -s 47.83.131.134 -j DROP

# nftables

nft add rule inet filter input ip saddr 47.83.131.134 drop

# nginx

deny 47.83.131.134;

```

WAF Integration

• Cloudflare WAF: Block rule recommended with expression `ip.src eq 47.83.131.134`
• AWS WAF: Add IP 47.83.131.134/32 to blocked address list

Monitoring Priority: Medium

While current threat indicators are absent, the historical DNSBL listings and prior threat flags warrant continued monitoring. The single SSH service presents potential exploitation vectors if the host is compromised.

## Assessment

This IP demonstrates moderate risk characteristics with historical threat associations but no current active indicators. The moderate risk score (40) combined with DNSBL listings and historical threat observations suggests the address should be blocked or monitored at the perimeter. The clean neighborhood context indicates this is likely an isolated incident rather than part of a larger compromised subnet.

Priority: Medium

Action: Block or monitor based on organizational threat tolerance policies.

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