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CIDR Range

222.129.128.0/17

Addresses
32,768
32.8K
Sub-ranges
0+
within this block
PTR Density
0.0%
0 of 32.8K IPs have PTR

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 v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Geolocation

First and last addresses in 222.129.128.0/17

222.129.128.0/17 runs from 222.129.128.0 to 222.129.255.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 222.128.0.0/14.

Announced prefix
Origin AS
Announcement samples
31,904
Last seen
2026-11-02 05:28:12

Frequently Asked Questions

What is 222.129.128.0/17?

222.129.128.0/17 is a CIDR network block containing 32,768 IPv4 addresses (from 222.129.128.0 to 222.129.255.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 222.129.128.0/17 network?

The 222.129.128.0/17 range is allocated to China Unicom Beijing Province Network and announced via AS4808 from China.

Last updated: 2026-11-02 06:24:07 UTC
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