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CIDR
/16 · 65.5K IPs
ASN
CHINA UNICOM China169 Backbone
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 →

Web3 / decentralized network node

This IP is an observed participant in a decentralized blockchain network. It’s a neutral signal — it does not affect the trust score.

IPFS
IPFS
Node

Observed from public blockchain peer lists (WorldIP first-party crawler (Nebula)) — how we collect this →

Network Allocation for 123.158.22.163

CIDR range
123.158.0.0/16
IP range (int)
2,073,952,256 — 2,074,017,791
Prefix length
/16
Organization
CHINA UNICOM China169 Backbone
ASN
AS4837
ASN name
CHINA UNICOM China169 Backbone
Location
Hangzhou, Zhejiang, China
Coordinates
30.294300, 120.166300
Accuracy radius
100 km
Regional Internet Registry
APNIC
Allocated
2007-02-28
Data source(s)
maxmind_city, ipinfo_lite, maxmind_asn, maxmind_country
Last updated
2026-07-07 09:23:35

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

Announced prefix
Origin AS
Announcement samples
9,979
Last seen
2026-07-18 10:52:29

Frequently Asked Questions

Who owns 123.158.22.163?

123.158.22.163 is allocated to CHINA UNICOM China169 Backbone (AS4837), registered in Hangzhou, China.

Where is 123.158.22.163 located?

The geolocation for 123.158.22.163 maps to Hangzhou, China 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 123.158.22.163 on?

123.158.22.163 belongs to the 123.158.0.0/16 network block announced by AS4837. This range contains 65,536 addresses.

Does 123.158.22.163 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 11:15:30 UTC
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