IPDebrief

38.9.221.138

IP Intelligence Dossier
Your IP: 216.73.217.131
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# IP Intelligence Briefing: 38.9.221.138/32

Classification: LOW RISK / LEGITIMATE INFRASTRUCTURE

Date: 2026-07-22

Intel ID: IP-38-9-221-138-20260722

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## EXECUTIVE SUMMARY

IP address 38.9.221.138 is classified as a low-risk residential/dynamic ISP address with no detected malicious activity. The address belongs to SOMOS NETWORKS COLOMBIA S.A.S. BIC (ASN 271957) and is associated with Colombian ISP infrastructure. No threat indicators, open services, or abuse signals were observed across all data sources.

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## OWNERSHIP AND ATTRIBUTION

AttributeValue
**ASN**271957
**Organization**SOMOS NETWORKS COLOMBIA S.A.S. BIC
**Network Name**SOMOS-CGNT-NET-5
**CIDR Block**38.9.216.0/21
**Registration**ARIN
**Geolocation**Medellín, Antioquia, Colombia

The IP is dynamically assigned to residential customers within the Colombian ISP infrastructure. PTR hostname indicates dynamic allocation pattern: `Dinamic-Somos-38-9-221-138.somosinternet.co`.

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## THREAT ASSESSMENT

Overall Risk Score: 0 / 100

Abuse Confidence Score: Not applicable (no activity)

Blacklist Status: Clean (0 DNSBL listings)

Threat Indicators

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## NETWORK INFRASTRUCTURE

SignalValue
**Service Purpose**Firewalled / No Services
**Open Ports**None detected
**TLS Certificate**None
**HTTP Content**None detected
**Infrastructure Type**Residential ISP

No active services detected on the IP. The address appears to be a dormant or dynamically assigned residential endpoint with firewall protection enabled.

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## DNS ANALYSIS

MetricValue
**PTR Hostname**Dinamic-Somos-38-9-221-138.somosinternet.co
**Forward Resolution**Dinamic-Somos-38-9-221-138.somosinternet.co
**Forward Confirmed**Yes
**SPF Record**Present
**DMARC Record**Present
**Email Auth**Configured

DNS configuration is properly configured with SPF and DMARC authentication records for the associated domain (somosinternet.co).

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## NEIGHBORHOOD ANALYSIS

Subnet: 38.9.221.0/24

Classification: Clean

Abuse Density: 0%

Threat Siblings: 0/256 addresses

The /24 subnet shows no abuse activity. All sibling addresses in the neighborhood are classified as clean, indicating legitimate ISP infrastructure with no coordinated malicious activity.

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## OBSERVATION HISTORY

Total Observations: 16

Observation Period: 2026-07-22

Threat Persistence: 0 days

Ownership Changes: 0

Recent observations confirm stable infrastructure with no changes in ownership or threat profile. Geolocation signals are consistent with Colombian ISP routing. No temporal escalation of risk detected.

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## RELATIONSHIP GRAPH

Total Relationships: 10

TypeCountTarget
Same Network5SOMOS-CGNT-NET-5
DNS Association5Dinamic-Somos-38-9-221-138.somosinternet.co

No external organization, certificate, or hostname relationships outside the immediate ISP infrastructure.

---

## RECOMMENDED ACTIONS

Security Recommendations: None required

Firewall Rules: Not applicable (low-risk legitimate ISP IP)

This IP address does not require blocking or mitigation. It represents standard residential ISP infrastructure with no threat indicators.

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## INTELLIGENCE JUDGMENT

38.9.221.138 is a legitimate Colombian residential ISP endpoint with no malicious indicators. The address should be treated as benign infrastructure. No further monitoring or action is required at this time.

Confidence Level: High

Threat Level: Negligible

Action Required: None

---

*Intel generated via IPDebrief Intelligence Platform | SOC Analyst Use Only*

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

🌍 Geolocation

Country🇨🇴 Colombia
RegionAntioquia
CityMedellín
Timezone—
Latitude6.25
Longitude-75.56

🏢 Ownership & Registration

OrganizationSOMOS NETWORKS COLOMBIA S.A.S. BIC
ASNAS271957
Network NameSOMOS-CGNT-NET-5
CIDR Block38.9.216.0/21
RIRARIN
CountryColombia
Abuse Contact—

🌐 DNS Intelligence

PTRDinamic-Somos-38-9-221-138.somosinternet.co
Forward ConfirmedNo — PTR hostname does not resolve back to this IP (weak signal)
Forward HostnamesDinamic-Somos-38-9-221-138.somosinternet.co

🔐 DNS Hygiene

Hygiene Score60% (Good)
SPFPresent
DMARCPresent
FCrDNSNot verified
DNSSECValid
CAANot configured

☁️ Network Classification

InfrastructureUnknown
Service PurposeFirewalled / No Services
Network TierUnknown — Insufficient routing data to classify
No specific classification

🔌 Services & Open Ports

PortServiceProtocolBanner
No open ports detected
Closed Ports22, 25, 80, 443, 3389, 8080, 8443 (0 open / 7 scanned)
Server—
HTTP Title—

🔐 TLS Certificate

🔒
No certificate
Issued by —
N/A
SANsNone
Valid From—
Valid Until—

🛡️ Public Network Snapshot

Origin ASNAS271957
Network Prefix38.9.221.0/24
Route mappingFound

🎯 Confidence Breakdown

Per-dimension confidence scores based on source diversity and data freshness

DimensionScoreSourcesObservations
threat
12%
22
routing
20%
11
services
20%
22
ownership
12%
22
reputation
14%
12
geolocation
17%
23
Overall16%1012
Coverage: 6/6 dimensions · Data sufficiency: sufficient
Data CoherenceConsistent (100%)
AttributionModerate (50%)
OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid

📅 Observation Timeline 🔄 Live

First Seen2026-07-02 04:21:51 UTC
Last Seen2026-08-24 13:48:03 UTC
Profile Built2026-08-29 09:46:07 UTC
Data FreshnessLive
Signal Types19
Total Observations21
🔍 19 signal types · 21 observations collected
This report is generated from 19+ independent intelligence signals including ownership records, DNS analysis, BGP routing, TLS certificates, port scanning, threat feeds, behavioral fingerprinting, and more.
Full dossier details are available via our API.
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❓ Frequently Asked Questions About 38.9.221.138

Who owns the IP address 38.9.221.138?

38.9.221.138 is registered to SOMOS NETWORKS COLOMBIA S.A.S. BIC. The address falls within the 38.9.216.0/21 network block. Registration is held at ARIN.

Where is 38.9.221.138 located?

Geolocation data places 38.9.221.138 in Medellín, Antioquia, Colombia. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.

Is 38.9.221.138 malicious or safe?

38.9.221.138 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 38.9.221.138?

The reverse DNS (PTR) record for 38.9.221.138 is Dinamic-Somos-38-9-221-138.somosinternet.co. This hostname is not forward-confirmed, so it should be treated as a weak signal.

🏘️ Related IP Addresses

Nearby addresses in 38.9.216.0/21

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ℹ️ About This Report

All data shown is publicly available network metadata — IP addresses do not reliably identify individuals. Assessments are probabilistic and should not be used as sole basis for access control decisions. To report an issue or request data review, contact admin@ipdebrief.com.