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IPv4 Address

159.138.31.240

CIDR
/18 · 16.4K IPs
ASN
HUAWEI CLOUDS
Reverse DNS
ecs-159-138-31-240.compute.hwclouds-dns.com
last known PTR from 19 min ago
Blocklisted
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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.

81/100
Trusted
How this score is built

Experimental · trust-vectors model v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →

Reverse DNS history

How this IP's reverse DNS (PTR) has changed over time, from our scans.

Reverse-DNS changes between Jun 12, 2026 and Sep 29, 2026 were not recorded; the current PTR is shown from its earliest retained observation.

  1. no PTR — since at least Sep 29, 2026 → present
  2. ecs-159-138-31-240.compute.hwclouds-dns.com stable — Jun 12, 2026 → Sep 29, 2026

Network Allocation for 159.138.31.240

CIDR range
159.138.0.0/18
IP range (int)
2,676,621,312 — 2,676,637,695
Prefix length
/18
Organization
HUAWEI CLOUDS
ASN
AS136907
ASN name
HUAWEI CLOUDS
Location
Hong Kong, Hong Kong
Coordinates
22.284200, 114.175900
Accuracy radius
20 km
Regional Internet Registry
APNIC
Allocated
1992-04-20
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-09-29 04:08:55

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

Announced prefix
Origin AS
Announcement samples
12,836
Last seen
2026-09-29 19:27:02

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 — SG

See the full history for 159.138.0.0/18.

Frequently Asked Questions

Who owns 159.138.31.240?

159.138.31.240 is allocated to HUAWEI CLOUDS (AS136907), registered in Hong Kong, Hong Kong.

Where is 159.138.31.240 located?

The geolocation for 159.138.31.240 maps to Hong Kong, 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 159.138.31.240 on?

159.138.31.240 belongs to the 159.138.0.0/18 network block announced by AS136907. This range contains 16,384 addresses.

Does 159.138.31.240 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: 2026-09-29 04:40:58 UTC
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