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CIDR Range

144.253.3.0/24

Addresses
256
256
Sub-ranges
34+
within this block
PTR Density
99.6%
255 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 144.253.3.0/24

CIDRIPsOrganizationASNCountry
144.253.3.96/27 32 Charter Communications LLC AS20115 US
144.253.3.0/28 16 Charter Communications LLC AS20115 US
144.253.3.224/28 16 Charter Communications LLC AS20115 US
144.253.3.80/28 16 Charter Communications LLC AS20115 US
144.253.3.192/28 16 Charter Communications LLC AS20115 US
144.253.3.128/28 16 Charter Communications LLC AS20115 US
144.253.3.248/29 8 Charter Communications LLC AS20115 US
144.253.3.152/29 8 Charter Communications LLC AS20115 US
144.253.3.168/29 8 Charter Communications LLC AS20115 US
144.253.3.208/29 8 Charter Communications LLC AS20115 US
144.253.3.216/29 8 Charter Communications LLC AS20115 US
144.253.3.72/29 8 Charter Communications LLC AS20115 US
144.253.3.24/29 8 Charter Communications LLC AS20115 US
144.253.3.32/29 8 Charter Communications LLC AS20115 US
144.253.3.40/29 8 Charter Communications LLC AS20115 US
144.253.3.48/29 8 Charter Communications LLC AS20115 US
144.253.3.16/30 4 Charter Communications LLC AS20115 US
144.253.3.240/30 4 Charter Communications LLC AS20115 US
144.253.3.188/30 4 Charter Communications LLC AS20115 US
144.253.3.244/30 4 Charter Communications LLC AS20115 US
144.253.3.184/30 4 Charter Communications LLC AS20115 US
144.253.3.180/30 4 Charter Communications LLC AS20115 US
144.253.3.68/30 4 Charter Communications LLC AS20115 US
144.253.3.176/30 4 Charter Communications LLC AS20115 US
144.253.3.164/30 4 Charter Communications LLC AS20115 US
144.253.3.64/30 4 Charter Communications LLC AS20115 US
144.253.3.60/30 4 Charter Communications LLC AS20115 US
144.253.3.56/30 4 Charter Communications LLC AS20115 US
144.253.3.144/30 4 Charter Communications LLC AS20115 US
144.253.3.148/30 4 Charter Communications LLC AS20115 US
144.253.3.160/30 4 Charter Communications LLC AS20115 US
144.253.3.22/31 2 Charter Communications LLC AS20115 US

First and last addresses in 144.253.3.0/24

144.253.3.0/24 runs from 144.253.3.0 to 144.253.3.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 144.253.0.0/18.

Announced prefix
Origin AS
Announcement samples
23,560
Last seen
2026-11-13 19:37:09

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 144.253.3.0/24?

144.253.3.0/24 is a CIDR network block containing 256 IPv4 addresses (from 144.253.3.0 to 144.253.3.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 144.253.3.0/24 network?

The 144.253.3.0/24 range is allocated to Charter Communications LLC and announced via AS20115 from United States.

How many IP addresses are in 144.253.3.0/24?

144.253.3.0/24 contains exactly 256 usable IPv4 addresses. A /24 prefix length means 256 addresses are covered by this single routing entry.

Last updated: 2026-11-13 19:54:05 UTC
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