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WorldIP.io
CIDR Range

144.253.73.0/24

Addresses
256
256
Sub-ranges
35+
within this block
PTR Density
100.0%
256 of 256 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.

78/100
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 144.253.73.0/24

CIDRIPsOrganizationASNCountry
144.253.73.96/27 32 Charter Communications LLC AS20115 US
144.253.73.192/27 32 Charter Communications LLC AS20115 US
144.253.73.64/28 16 Charter Communications LLC AS20115 US
144.253.73.128/29 8 Charter Communications LLC AS20115 US
144.253.73.160/29 8 Charter Communications LLC AS20115 US
144.253.73.168/29 8 Charter Communications LLC AS20115 US
144.253.73.184/29 8 Charter Communications LLC AS20115 US
144.253.73.232/29 8 Charter Communications LLC AS20115 US
144.253.73.240/29 8 Charter Communications LLC AS20115 US
144.253.73.248/29 8 Charter Communications LLC AS20115 US
144.253.73.32/29 8 Charter Communications LLC AS20115 US
144.253.73.24/29 8 Charter Communications LLC AS20115 US
144.253.73.40/29 8 Charter Communications LLC AS20115 US
144.253.73.48/29 8 Charter Communications LLC AS20115 US
144.253.73.8/29 8 Charter Communications LLC AS20115 US
144.253.73.224/30 4 Charter Communications LLC AS20115 US
144.253.73.16/30 4 Charter Communications LLC AS20115 US
144.253.73.228/30 4 Charter Communications LLC AS20115 US
144.253.73.20/30 4 Charter Communications LLC AS20115 US
144.253.73.180/30 4 Charter Communications LLC AS20115 US
144.253.73.176/30 4 Charter Communications LLC AS20115 US
144.253.73.4/30 4 Charter Communications LLC AS20115 US
144.253.73.60/30 4 Charter Communications LLC AS20115 US
144.253.73.156/30 4 Charter Communications LLC AS20115 US
144.253.73.152/30 4 Charter Communications LLC AS20115 US
144.253.73.56/30 4 Charter Communications LLC AS20115 US
144.253.73.80/30 4 Charter Communications LLC AS20115 US
144.253.73.84/30 4 Charter Communications LLC AS20115 US
144.253.73.88/30 4 Charter Communications LLC AS20115 US
144.253.73.92/30 4 Charter Communications LLC AS20115 US
144.253.73.136/30 4 Charter Communications LLC AS20115 US
144.253.73.140/30 4 Charter Communications LLC AS20115 US

First and last addresses in 144.253.73.0/24

144.253.73.0/24 runs from 144.253.73.0 to 144.253.73.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 144.253.64.0/18.

Announced prefix
Origin AS
Announcement samples
18,465
Last seen
2026-11-14 02:47:49

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 144.253.73.0/24?

144.253.73.0/24 is a CIDR network block containing 256 IPv4 addresses (from 144.253.73.0 to 144.253.73.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 144.253.73.0/24 network?

The 144.253.73.0/24 range is allocated to Charter Communications LLC and announced via AS20115 from United States.

How many IP addresses are in 144.253.73.0/24?

144.253.73.0/24 contains exactly 256 usable IPv4 addresses. A /24 prefix length means 256 addresses are covered by this single routing entry.

Last updated: 2026-11-14 02:54:06 UTC
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