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CIDR Range

140.184.64.0/18

16.4K IPs /18 United States
Addresses
16,384
16.4K
Sub-ranges
0+
within this block
PTR Density
0.0%
0 of 16.4K 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.

65/100
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 140.184.64.0/18

140.184.64.0/18 runs from 140.184.64.0 to 140.184.127.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 140.184.0.0/16.

Announced prefix
Origin AS
Announcement samples
6,172
Last seen
2026-07-13 06:46:15

RIR Ownership History

Atom feed ⇲

Allocation changes captured from regional internet registry (RIR) delegation files, re-imported every six hours.

Date Event From To
2026-11-03 RIR Transfer arin ripe
2026-11-03 Country Change CA US
2026-10-15 Deallocation CA —
2026-10-15 New Allocation — CA
2026-10-15 New Allocation — US
2026-08-25 Deallocation CA —
2026-08-25 New Allocation — CA

Frequently Asked Questions

What is 140.184.64.0/18?

140.184.64.0/18 is a CIDR network block containing 16,384 IPv4 addresses (from 140.184.64.0 to 140.184.127.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 140.184.64.0/18 network?

The 140.184.64.0/18 range is allocated to an unknown organization from United States.

Last updated: 2026-11-13 17:54:05 UTC
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