IPDebrief

188.90.61.145

IP Intelligence Dossier
Your IP: 216.73.217.120

188.90.61.145 is an IPv4 address announced by AS50266, with approximate network location Castricum, Netherlands. Its reverse DNS name is 145-61-90-188.ftth.glasoperator.nl. As of November 12, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

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🌍 Geolocation

Country🇳🇱 Netherlands
Location scopeApproximate network location. Distributed and anycast services can vary by observation point.
Anycast classificationUnverified (not proof of unicast)
RegionNorth Holland
CityCastricum
TimezoneEurope/Amsterdam
Latitude52.55
Longitude4.66

🏢 Ownership & Registration

Registered holderAccess & transport
ASNAS50266
Network NameOdido-Netherlands
CIDR Block188.90.0.0/15
RIRRIPE
Network registration countryNL
Abuse ContactAvailable via RDAP

🌐 DNS Intelligence

PTR145-61-90-188.ftth.glasoperator.nl
Forward ConfirmedYes — FCrDNS verified
Forward Hostnames145-61-90-188.ftth.glasoperator.nl

DNS Posture

Results describe the queried names. SPF, DMARC and CAA are domain policies, not requirements for every IP. DNSSEC here describes reverse DNS; inconclusive validation does not mean unsigned.

Not assessed: 0 conclusive IP DNS checks.

spfNot checked
dmarcNot checked
fcrDnsNot checked
dnssecNot checked
caaNot checked

☁️ 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 captured; current certificate unknown
Issued by —
N/A
SANsNone
Valid From—
Valid Until—

🛡️ Public Network Snapshot

Origin ASNAS50266
Network Prefix188.90.0.0/16
Route mappingFound

🎯 Confidence Breakdown

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

DimensionScoreSourcesObservations
threat
35%
22
routing
25%
11
services
25%
11
ownership
50%
23
reputation
0%
00
geolocation
25%
11
Overall26%78
Coverage: 5/6 dimensions · Data sufficiency: partial
Data CoherenceConsistent (100%)
AttributionModerate (70%)
OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid

📅 Observation Timeline 🔄 Stale

First Seen2026-10-04 20:19:57 UTC
Last Seen2026-10-08 09:32:19 UTC
Profile Built2026-11-12 11:13:53 UTC
Data FreshnessStale
Signal Types18
Total Observations18
🔍 18 signal types · 18 observations collected
This report is generated from 18+ 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.
{ } JSON API 📧 Enterprise Access

❓ Frequently Asked Questions About 188.90.61.145

Who owns the IP address 188.90.61.145?

188.90.61.145 is registered to Access & transport. The address falls within the 188.90.0.0/15 network block. Registration is held at RIPE.

Where is 188.90.61.145 located?

Geolocation data places 188.90.61.145 in Castricum, North Holland, Netherlands. The local time zone is Europe/Amsterdam. IP geolocation is approximate, not a precise physical address. Registration country and certificate organization addresses do not establish service location.

Is 188.90.61.145 malicious or safe?

188.90.61.145 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 188.90.61.145?

The reverse DNS (PTR) record for 188.90.61.145 is 145-61-90-188.ftth.glasoperator.nl. This hostname is forward-confirmed, meaning it resolves back to the same address.

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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.