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CIDR Range

52.0.0.0/19

Addresses
8,192
8.2K
Sub-ranges
0+
within this block
PTR Density
99.7%
8.2K of 8.2K 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 →

Geolocation

First and last addresses in 52.0.0.0/19

52.0.0.0/19 runs from 52.0.0.0 to 52.0.31.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 52.0.0.0/15.

Announced prefix
Origin AS
Announcement samples
18,906
Last seen
2026-10-28 19:38:22

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 52.0.0.0/19?

52.0.0.0/19 is a CIDR network block containing 8,192 IPv4 addresses (from 52.0.0.0 to 52.0.31.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 52.0.0.0/19 network?

The 52.0.0.0/19 range is allocated to Amazon.com, Inc. and announced via AS14618 from United States.

Last updated: 2026-10-28 20:09:05 UTC
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