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WorldIP.io
CIDR Range

200.203.8.0/23

Addresses
512
512
Sub-ranges
0+
within this block
PTR Density
0.0%
0 of 512 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.

67/100
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 200.203.8.0/23

200.203.8.0/23 runs from 200.203.8.0 to 200.203.9.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 200.203.8.0/21.

Announced prefix
Origin AS
Announcement samples
4,011
Last seen
2026-11-06 01:38:31

RIR Ownership History

Atom feed ⇲

Allocation changes captured from regional internet registry (RIR) delegation files, re-imported every six hours.

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

Frequently Asked Questions

What is 200.203.8.0/23?

200.203.8.0/23 is a CIDR network block containing 512 IPv4 addresses (from 200.203.8.0 to 200.203.9.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 200.203.8.0/23 network?

The 200.203.8.0/23 range is allocated to WS Telecom Inc and announced via AS209372 from United States.

Last updated: 2026-11-06 01:54:06 UTC
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