# IP Intelligence Briefing: 139.59.144.252
Target: 139.59.144.252/32
Assessment Date: 2026-08-13
Classification: Moderate Risk (50/100)
Provider: DigitalOcean Inc (ASN 14061, DIGITALOCEAN-AP)
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## Executive Summary
The target IP 139.59.144.252 is a DigitalOcean cloud compute instance located in Frankfurt am Main, Germany. The IP carries a moderate risk score of 50, primarily attributed to its cloud hosting nature rather than active malicious behavior. No threat indicators, known campaigns, or active services were detected. The IP appears to be a legitimate cloud infrastructure resource with minimal abuse history.
---
## Risk Profile
| Metric | Value |
|---|---|
| **Risk Score** | 50 (Moderate) |
| **Provider Score** | 0 |
| **Authority Score** | 0 |
| **Abuse Confidence** | Not applicable |
| **DNSBL Listings** | 2/8 |
| **Classification** | CloudCompute / Hosting |
The IP was flagged as a cloud hosting resource with no associated threat feeds, known attacker status, or spam source indicators. No Tor exit node activity or proxy behavior was observed.
---
## Geographic & Network Context
- Location: Frankfurt am Main, Hesse, Germany (DE)
- Geolocation Confidence: Plausible (RTT: 119ms, Distance: 296.5km)
- Subnet: 139.59.128.0/19
- Connection Type: Cloud infrastructure (DigitalOcean)
- BGP Prefix: 139.59.128.0/19 (stable)
---
## Observed Behavior
Network Services: No open ports detected. Service banner analysis returned "Firewalled / No Services."
DNS Resolution: No forward resolution confirmed. No PTR hostnames, hosted domains, or email authentication records (SPF/DMARC) detected.
Historical Signals: 14 observations collected with varying confidence levels (0.28โ0.85). No persistent threat activity or ownership changes recorded. Threat persistence days: 0.
---
## Neighborhood Analysis
Subnet: 139.59.144.252/24
Abuse Density: 0 (clean)
Total Siblings: 2
Active Siblings: 1
| Neighbor IP | Risk Score | Authority Score | Classification |
|---|---|---|---|
| 139.59.144.90 | 25 | 50 | Low Risk |
The neighborhood shows minimal risk with one active sibling IP (139.59.144.90) carrying a low risk score of 25. No threat siblings were identified in the /24 subnet.
---
## Relationship Graph
All identified relationships are classified as "Same Network" type, pointing to DIGITALOCEAN-AP. No hostname, organization, or certificate correlations were detected beyond the known network association.
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## Recommended Actions
- Block: No blocking recommended. IP shows no active threat indicators.
- Monitor: Optional monitoring due to moderate risk score; however, risk is attributed to cloud hosting classification rather than malicious behavior.
- Firewall Rules: No specific firewall rules generated based on current risk profile.
- Threat Hunting: No evidence of malicious activity. Focus should remain on broader threat indicators rather than this specific IP.
---
Conclusion: IP 139.59.144.252 is a legitimate DigitalOcean cloud infrastructure resource with no active threat indicators. The moderate risk score reflects its cloud hosting nature rather than malicious behavior. No immediate defensive actions are required.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
๐ข Ownership & Registration
| Organization | Digital Ocean Inc administrator |
| ASN | AS14061 |
| Network Name | DIGITALOCEAN-AP |
| CIDR Block | 139.59.128.0/19 |
| RIR | ARIN |
| Country | DE |
| Abuse Contact | Available via RDAP |
๐ DNS Intelligence
| PTR Record | No PTR |
| Forward Confirmed | No โ PTR hostname does not resolve back to this IP (weak signal) |
๐ DNS Hygiene
| Hygiene Score | 20% (Poor) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Not configured |
โ๏ธ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Web Server |
| Network Tier | Hosting โ Infrastructure provider without advanced routing |
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 | nginx/1.28.3 |
| HTTP Title | โ |
| SSH Version | SSH-2.0-OpenSSH_10.2p1 Ubuntu-2ubuntu3.5 |
๐ TLS Certificate
| SANs | None |
| Valid From | โ |
| Valid Until | โ |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_256_GCM_SHA384 |
| Signature Algorithm | sha384ECDSA |
| Validity Period | 89 days |
| Serial Number | 06A3386A9B269381925B23916670C613D139 |
| Thumbprint | F079CEB26034EEEDBC448C059D33A5023E3F1207 |
๐ฏ Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 25% | 1 | 1 |
| routing | 25% | 1 | 1 |
| services | 25% | 1 | 1 |
| ownership | 25% | 1 | 2 |
| reputation | 0% | 0 | 0 |
| geolocation | 25% | 1 | 1 |
| Overall | 20% | 5 | 6 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
๐ Observation Timeline ๐ Live
| First Seen | 2026-08-12 06:11:37 UTC |
| Last Seen | 2026-09-01 20:29:11 UTC |
| Profile Built | 2026-09-02 11:37:39 UTC |
| Data Freshness | Live |
| Signal Types | 19 |
| Total Observations | 29 |
Full dossier details are available via our API.