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CIDR Range

216.30.144.0/22

Addresses
1,024
1.0K
Sub-ranges
14+
within this block
PTR Density
0.4%
4 of 1.0K 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.

75/100
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 216.30.144.0/22

First and last addresses in 216.30.144.0/22

216.30.144.0/22 runs from 216.30.144.0 to 216.30.147.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 216.30.144.0/21.

Announced prefix
Origin AS
Announcement samples
11,739
Last seen
2026-11-13 04:25:59

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 216.30.144.0/22?

216.30.144.0/22 is a CIDR network block containing 1,024 IPv4 addresses (from 216.30.144.0 to 216.30.147.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 216.30.144.0/22 network?

The 216.30.144.0/22 range is allocated to Shenandoah Cable Television LLC and announced via AS4922 from United States.

Last updated: 2026-11-13 08:39:05 UTC
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