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CIDR Range

173.247.238.0/23

512 IPs /23 United States ARIN
Addresses
512
512
Sub-ranges
4+
within this block
PTR Density
2.0%
10 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.

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 →

Ranges inside 173.247.238.0/23

Geolocation

First and last addresses in 173.247.238.0/23

173.247.238.0/23 runs from 173.247.238.0 to 173.247.239.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 173.247.224.0/20.

Announced prefix
Origin AS
Announcement samples
46,371
Last seen
2026-11-13 13:32:43

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 173.247.238.0/23?

173.247.238.0/23 is a CIDR network block containing 512 IPv4 addresses (from 173.247.238.0 to 173.247.239.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 173.247.238.0/23 network?

The 173.247.238.0/23 range is allocated to an unknown organization from United States.

Last updated: 2026-11-13 14:09:05 UTC
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