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CIDR
/23 · 512 IPs
ASN
Cogent Communications, LLC
Reverse DNS
No PTR record
Blocklisted
Checking…
Scanning blocklists

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

76/100
Moderate
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Network Allocation for 38.152.218.166

CIDR range
38.152.218.0/23
IP range (int)
647,551,488 — 647,551,999
Prefix length
/23
Organization
Cogent Communications, LLC
ASN
AS174
ASN name
Cogent Communications, LLC
Location
Halfweg, North Holland, The Netherlands
Coordinates
52.386200, 4.750600
Accuracy radius
20 km
Postal code
1165
Regional Internet Registry
ARIN
Allocated
1991-04-16
Data source(s)
maxmind_city, maxmind_country, ipinfo_lite, maxmind_asn
Last updated
2026-07-11 09:20:02

Origin AS announcing the most-specific prefix that covers this IP, observed across our RIPE RIS collectors.

Announced prefix
Origin AS
Announcement samples
5,671
Last seen
2026-07-18 20:19:32

RIR Ownership History

Atom feed ⇲

Allocation changes captured weekly from regional internet registry (RIR) delegation files for ranges that have contained this IP.

Date Event From To
2026-05-10 New Allocation US

See the full history for 38.152.0.0/15.

Frequently Asked Questions

Who owns 38.152.218.166?

38.152.218.166 is allocated to Cogent Communications, LLC (AS174), registered in Halfweg, The Netherlands.

Where is 38.152.218.166 located?

The geolocation for 38.152.218.166 maps to Halfweg, The Netherlands based on MaxMind GeoLite2 data. Accuracy depends on the provider and may represent the ISP's regional hub rather than the exact endpoint.

What network is 38.152.218.166 on?

38.152.218.166 belongs to the 38.152.218.0/23 network block announced by AS174. This range contains 512 addresses.

Does 38.152.218.166 have a reverse DNS record?

Reverse DNS (PTR) records are resolved live when you visit this page. If a PTR record exists, it appears in the Reverse DNS field above. PTR records map IP addresses back to hostnames and are commonly used for email authentication and network diagnostics.

Neighbors

Other addresses in the same /24.

Related

Last updated: 2026-07-18 15:53:23 UTC
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