IPDebrief

121.139.39.185

IP Intelligence Dossier
Your IP: 216.73.216.123
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Threat Intelligence Briefing: IP 121.139.39.185/32

Summary:

The IP address 121.139.39.185/32 has been analyzed using various data sources to provide a comprehensive threat intelligence profile. This report summarizes the key findings related to the IP's observed behavior, historical data, and neighborhood context.

Observation History:

1. Ownership and Organization:

- The IP address is registered to a notable telecommunications provider, which primarily offers internet services across various regions. This provider is known for its extensive infrastructure and customer base.

2. Historical Behavior:

- The IP has been observed engaging in standard network traffic patterns consistent with typical internet service provider (ISP) operations. There have been no significant anomalies or malicious activities directly attributed to this IP in the observed data.

3. Malware and Threat Intelligence:

- No direct associations with malware or known threat actors have been identified. The IP does not appear in major threat intelligence databases as a source of malicious activity.

Relationships and Associations:

1. Network Traffic:

- The IP is part of a broader network infrastructure that supports both consumer and enterprise-level services. Traffic analysis indicates standard routing and data transfer activities typical of an ISP.

2. Security Incidents:

- There have been no reported security incidents or breaches directly linked to this IP. It has not been flagged by security firms or involved in Distributed Denial of Service (DDoS) attacks.

Neighborhood Data:

1. Subnet and Range:

- The IP is part of a larger subnet managed by the telecommunications provider. Neighboring IPs within this range are similarly utilized for routine ISP operations, with no unusual activity detected.

2. Geolocation:

- The IP is geolocated in a region that aligns with the provider's operational footprint, further confirming its legitimate use within the expected geographical context.

Actionable Insights:

This briefing provides a current snapshot of the IP address 121.139.39.185/32, based on available data. SOC analysts are advised to integrate this information into their broader threat intelligence framework for ongoing network defense.

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

๐ŸŒ Geolocation

Country๐Ÿ‡ฐ๐Ÿ‡ท South Korea
RegionGyeonggi-do
CityAnyang-si
TimezoneAsia/Seoul
Latitude35.91
Longitude127.77

๐Ÿข Ownership & Registration

OrganizationIP Manager
ASNAS4766
Network Nameโ€”
CIDR Blockโ€”
RIRAPNIC
Countryโ€”
Abuse ContactAvailable via RDAP

๐ŸŒ DNS Intelligence

PTR RecordNo PTR
Forward ConfirmedNo โ€” PTR hostname does not resolve back to this IP (weak signal)

๐Ÿ” DNS Hygiene

Hygiene Score40% (Fair)
SPFNot configured
DMARCNot configured
FCrDNSNot verified
DNSSECValid
CAAPresent

โ˜๏ธ Network Classification

InfrastructureMobile
Service PurposeFirewalled / No Services
Network TierUnknown โ€” Insufficient routing data to classify
Mobile

๐Ÿ”Œ Services & Open Ports

PortServiceProtocolBanner
No open ports detected
Closed Ports22, 25, 80, 443, 3389, 8080, 8443 (0 open / 7 scanned)
Serverโ€”
HTTP Titleโ€”

๐Ÿ” TLS Certificate

๐Ÿ”’
No certificate
Issued by โ€”
N/A
SANsNone
Valid Fromโ€”
Valid Untilโ€”

๐ŸŽฏ Confidence Breakdown

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

DimensionScoreSourcesObservations
threat
26%
24
routing
17%
11
services
24%
23
ownership
20%
23
reputation
23%
13
geolocation
21%
22
Overall22%1016
Coverage: 6/6 dimensions ยท Data sufficiency: sufficient
Data CoherenceConsistent (100%)
AttributionModerate (50%)
OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid

๐Ÿ“… Observation Timeline ๐Ÿ”„ Live

First Seen2026-05-07 23:03:35 UTC
Last Seen2026-06-22 11:43:44 UTC
Profile Built2026-06-22 12:02:19 UTC
Data FreshnessLive
Signal Types20
Total Observations25
๐Ÿ” 20 signal types ยท 25 observations collected
This report is generated from 20+ independent intelligence signals including ownership records, DNS analysis, BGP routing, TLS certificates, port scanning, threat feeds, behavioral fingerprinting, and more.
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โ„น๏ธ About This Report

All data shown is publicly available network metadata โ€” 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.