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IPv4 Address

191.40.39.237

Within
191.40.0.0/18
CIDR
/24 · 256 IPs
ASN
CORENET CLOUD SDN. BHD.
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.

67/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network Allocation for 191.40.39.237

CIDR range
191.40.39.0/24
IP range (int)
3,207,079,680 — 3,207,079,935
Prefix length
/24
Organization
CORENET CLOUD SDN. BHD.
ASN
AS154321
ASN name
CORENET CLOUD SDN. BHD.
Location
Hong Kong
Coordinates
22.257800, 114.165700
Accuracy radius
1000 km
Regional Internet Registry
RIPE
Allocated
2025-02-20
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-08-29 06:08:48

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

Announced prefix
Origin AS
Announcement samples
24,931
Last seen
2026-09-11 09:03:19

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 RIR Transfer lacnic ripe

See the full history for 191.40.0.0/18.

Frequently Asked Questions

Who owns 191.40.39.237?

191.40.39.237 is allocated to CORENET CLOUD SDN. BHD. (AS154321), registered in Hong Kong.

Where is 191.40.39.237 located?

The geolocation for 191.40.39.237 maps to Hong Kong 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 191.40.39.237 on?

191.40.39.237 belongs to the 191.40.39.0/24 network block announced by AS154321. This range contains 256 addresses.

Does 191.40.39.237 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: 2026-09-11 09:22:50 UTC
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