IPDebrief

13.113.71.75

IP Intelligence Dossier
Your IP: 216.73.217.131
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# IP Intelligence Briefing: 13.113.71.75/32

Date: Current Analysis

Classification: Low Risk Cloud Infrastructure

## Executive Summary

IP address 13.113.71.75 is identified as a legitimate Amazon Web Services (AWS) cloud compute instance located in Tokyo, Japan. The asset presents a low risk profile (Risk Score: 25) with no active threat indicators, blacklist listings, or malicious reputation signals. Analysis indicates standard cloud infrastructure usage with no evidence of abuse or exploitation.

## Asset Profile

AttributeValue
**IP Address**13.113.71.75/32
**Risk Score**25 / 100 (Low Risk)
**ASN**16509 (AMAZON-AES)
**Organization**Amazon Data Services Japan
**Network**AMAZON-NRT (13.112.0.0/14)
**Geolocation**Tokyo, Japan (JP)
**Infrastructure**Cloud Compute (AWS EC2)
**DNS PTR**ec2-13-113-71-75.ap-northeast-1.compute.amazonaws.com

## Threat Assessment

Current Risk Indicators

Historical Analysis

The IP address generated 23 observations across the monitoring period. Historical data confirms consistent classification as cloud infrastructure with no significant changes in risk posture. The subnet classification (13.113.71.75/24) remains "mostly_clean" with an abuse density rating of 0.

Network Relationships

## Neighborhood Analysis

The /24 subnet (13.113.71.75/24) exhibits low abuse density. No sibling IPs were identified in the neighborhood scan, and risk distribution across the subnet shows no high or medium risk classifications. This supports the conclusion that the IP address operates within a clean cloud environment.

## Technical Observations

## Recommendations

Based on the risk assessment, no immediate security actions are required for 13.113.71.75. The IP represents standard AWS cloud infrastructure with legitimate operational patterns. Standard monitoring practices should continue, but no blocking, rate limiting, or enhanced scrutiny is warranted at this time.

Analyst Notes: This asset should be treated as benign cloud infrastructure. Any unusual activity originating from this IP should be evaluated in the context of the broader network environment rather than in isolation.

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

🌍 Geolocation

Country🇯🇵 Japan
Region13
CityTokyo
TimezoneAsia/Tokyo
Latitude35.68
Longitude139.69

🏢 Ownership & Registration

OrganizationAmazon Data Services Japan
ASNAS16509
Network NameAMAZON-NRT
CIDR Block13.112.0.0/14
RIRARIN
CountryJapan
Abuse ContactAvailable via RDAP

🌐 DNS Intelligence

PTRec2-13-113-71-75.ap-northeast-1.compute.amazonaws.com
Forward ConfirmedYes — FCrDNS verified
Forward Hostnamesec2-13-113-71-75.ap-northeast-1.compute.amazonaws.com

🔐 DNS Hygiene

Hygiene Score80% (Excellent)
SPFPresent
DMARCPresent
FCrDNSVerified
DNSSECValid
CAANot configured

☁️ Network Classification

InfrastructureInfrastructure / Datacenter
Service PurposeFirewalled / No Services
Network TierTier 3 — Basic operator with some routing infrastructure
CloudHosting

🔌 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 ASNAS16509
Network Prefix13.112.0.0/14
Route mappingFound

🎯 Confidence Breakdown

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

DimensionScoreSourcesObservations
threat
27%
24
routing
13%
11
services
19%
22
ownership
27%
23
reputation
22%
13
geolocation
27%
23
Overall22%1016
Coverage: 6/6 dimensions · Data sufficiency: sufficient
Data CoherenceConsistent (100%)
AttributionModerate (70%)
OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid

📅 Observation Timeline 🔄 Live

First Seen2026-07-09 01:18:32 UTC
Last Seen2026-08-26 18:42:27 UTC
Profile Built2026-08-29 07:41:25 UTC
Data FreshnessLive
Signal Types22
Total Observations24
🔍 22 signal types · 24 observations collected
This report is generated from 22+ independent intelligence signals including ownership records, DNS analysis, BGP routing, TLS certificates, port scanning, threat feeds, behavioral fingerprinting, and more.
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❓ Frequently Asked Questions About 13.113.71.75

Who owns the IP address 13.113.71.75?

13.113.71.75 is registered to Amazon Data Services Japan. The address falls within the 13.112.0.0/14 network block. Registration is held at ARIN.

Where is 13.113.71.75 located?

Geolocation data places 13.113.71.75 in Tokyo, 13, Japan. The local time zone is Asia/Tokyo. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.

Is 13.113.71.75 malicious or safe?

13.113.71.75 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 13.113.71.75?

The reverse DNS (PTR) record for 13.113.71.75 is ec2-13-113-71-75.ap-northeast-1.compute.amazonaws.com. This hostname is forward-confirmed, meaning it resolves back to the same address.

Is 13.113.71.75 a VPN, proxy, or data center address?

13.113.71.75 is classified as cloud infrastructure and hosting infrastructure based on network ownership and behavioural analysis.

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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.