IPDebrief

91.208.75.183

IP Intelligence Dossier
Your IP: 216.73.217.131
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# IP Intelligence Briefing: 91.208.75.183/32

Classification: Low Risk / Non-Malicious

Date Generated: 2026-07-22

## Executive Summary

IP address 91.208.75.183 is a Romanian infrastructure endpoint associated with NAV Communications (ASN 6718, RO-NAV). The IP presents a clean security profile with zero active threat indicators and no current blacklist presence. The address is firewalled with no accessible services, and exhibits no behavioral anomalies across observation history.

## Technical Profile

Ownership & Registration:

Geolocation:

Network Services:

## Risk Assessment

Current Risk Score: 0/100

Abuse Confidence: None

Threat Indicators:

DNSBL Status: 8 total lists indexed, 0 current listings

## Neighborhood Analysis

Subnet: 91.208.75.0/24

Abuse Density: 14.29% (0.1429)

Classification: Mostly Clean

Total Siblings: 7

Threat Siblings: 1

Notable Neighbors:

IPRisk ScoreAuthority Score
91.208.75.34950
91.208.75.44950
91.208.75.1565950
91.208.75.1782550
91.208.75.2394950
91.208.75.1532550

## Observation History

Total Observations: 16 signals recorded

Recent Activity: July 2026 timeframe

Signal Timeline:

Behavioral Indicators:

## Network Behavior

Traceroute: 30 hops (29 timed out), suggesting limited network responsiveness

Route Stability: False (route changes observed)

Campaign Correlation: None detected

Cert Matches: 0

Correlated IPs: 0

## Recommended Actions

Security Classification: No immediate action required

Firewall Rules: None recommended

Monitoring: Standard monitoring adequate; no escalation needed

Rationale: The IP demonstrates a benign operational profile with no active threat signals. The subnet shows moderate neighborhood risk (14.29% abuse density), but this specific endpoint remains clean. Standard network monitoring is sufficient without special blocking or investigation requirements.

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*This briefing is based on IPDebrief intelligence data as of 2026-07-22. Recommendations should be validated against internal threat intelligence and operational context before implementation.*

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

🌍 Geolocation

Country🇷🇴 Romania
RegionBucurești
CityBucharest (Sector 2)
TimezoneEurope/Bucharest
Latitude45.94
Longitude24.97

🏢 Ownership & Registration

OrganizationNAV Communications - NOC
ASNAS6718
Network NameRO-NAV
CIDR Block91.208.75.0/24
RIRRIPE
CountryRO
Abuse ContactAvailable via RDAP

🌐 DNS Intelligence

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

🔐 DNS Hygiene

Hygiene Score20% (Poor)
SPFNot configured
DMARCNot configured
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 ASNAS6718
Network Prefix91.208.75.0/24
Route mappingFound

🎯 Confidence Breakdown

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

DimensionScoreSourcesObservations
threat
0%
00
routing
0%
00
services
25%
11
ownership
25%
12
reputation
0%
00
geolocation
0%
00
Overall8%23
Coverage: 2/6 dimensions · Data sufficiency: partial
Data CoherenceConsistent (100%)
AttributionModerate (50%)
OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid

📅 Observation Timeline 🔄 Live

First Seen2026-07-02 04:22:22 UTC
Last Seen2026-08-25 00:19:14 UTC
Profile Built2026-08-29 09:19:39 UTC
Data FreshnessLive
Signal Types20
Total Observations22
🔍 20 signal types · 22 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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❓ Frequently Asked Questions About 91.208.75.183

Who owns the IP address 91.208.75.183?

91.208.75.183 is registered to NAV Communications - NOC. The address falls within the 91.208.75.0/24 network block. Registration is held at RIPE.

Where is 91.208.75.183 located?

Geolocation data places 91.208.75.183 in Bucharest (Sector 2), București, Romania. The local time zone is Europe/Bucharest. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.

Is 91.208.75.183 malicious or safe?

91.208.75.183 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.

🏘️ Related IP Addresses

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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.