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CIDR Range

163.5.165.16/28

16 IPs /28 United States RIPE
Addresses
16
16
Sub-ranges
0+
within this block
PTR Density
0.0%
0 of 16 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.

59/100
Caution
How this score is built

Experimental · trust-vectors model v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →

Geolocation

All 16 IP addresses in 163.5.165.16/28

Not announced as an exact prefix — covered by the announced supernet 163.5.165.0/24.

Announced prefix
Origin AS
⚠ 2 origins (MOAS)
Announcement samples
9,298
Last seen
2026-10-21 05:22:15

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 — FR

Frequently Asked Questions

What is 163.5.165.16/28?

163.5.165.16/28 is a CIDR network block containing 16 IPv4 addresses (from 163.5.165.16 to 163.5.165.31). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 163.5.165.16/28 network?

The 163.5.165.16/28 range is allocated to an unknown organization from United States.

How many IP addresses are in 163.5.165.16/28?

163.5.165.16/28 contains exactly 16 usable IPv4 addresses. A /28 prefix length means 16 addresses are covered by this single routing entry.

Last updated: 2026-10-21 16:39:06 UTC
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