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CIDR Range

104.28.223.64/26

Addresses
64
64
Sub-ranges
50+
within this block
PTR Density
0.0%
0 of 64 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.

68/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Ranges inside 104.28.223.64/26

CIDRIPsOrganizationASNCountry
104.28.223.76/30 4 Cloudflare, Inc. AS13335 US
104.28.223.100/30 4 Cloudflare, Inc. AS13335 IQ
104.28.223.120/30 4 Cloudflare, Inc. AS13335 UA
104.28.223.100/30 4 Cloudflare, Inc. AS13335 US
104.28.223.100/30 4 Cloudflare, Inc. AS13335 IQ
104.28.223.76/30 4 Cloudflare, Inc. AS13335 CN
104.28.223.76/30 4 Cloudflare, Inc. AS13335 CN
104.28.223.92/30 4 Cloudflare, Inc. AS13335 US
104.28.223.92/30 4 Cloudflare, Inc. AS13335 US
104.28.223.84/30 4 Cloudflare, Inc. AS13335 VE
104.28.223.84/30 4 Cloudflare, Inc. AS13335 US
104.28.223.84/30 4 Cloudflare, Inc. AS13335 VE
104.28.223.92/30 4 Cloudflare, Inc. AS13335 US
104.28.223.120/30 4 Cloudflare, Inc. AS13335 UA
104.28.223.112/30 4 Cloudflare, Inc. AS13335 IN
104.28.223.112/30 4 Cloudflare, Inc. AS13335 US
104.28.223.120/30 4 Cloudflare, Inc. AS13335 US
104.28.223.68/30 4 Cloudflare, Inc. AS13335 IN
104.28.223.68/30 4 Cloudflare, Inc. AS13335 US
104.28.223.68/30 4 Cloudflare, Inc. AS13335 IN
104.28.223.112/30 4 Cloudflare, Inc. AS13335 IN
104.28.223.90/31 2 Cloudflare, Inc. AS13335 US
104.28.223.90/31 2 Cloudflare, Inc. AS13335 US
104.28.223.108/31 2 Cloudflare, Inc. AS13335 ES
104.28.223.108/31 2 Cloudflare, Inc. AS13335 US
104.28.223.108/31 2 Cloudflare, Inc. AS13335 ES
104.28.223.106/31 2 Cloudflare, Inc. AS13335 ES
104.28.223.106/31 2 Cloudflare, Inc. AS13335 US
104.28.223.106/31 2 Cloudflare, Inc. AS13335 ES
104.28.223.96/31 2 Cloudflare, Inc. AS13335 US
104.28.223.116/31 2 Cloudflare, Inc. AS13335 IN
104.28.223.96/31 2 Cloudflare, Inc. AS13335 US
104.28.223.98/31 2 Cloudflare, Inc. AS13335 IQ
104.28.223.126/31 2 Cloudflare, Inc. AS13335 ES
104.28.223.98/31 2 Cloudflare, Inc. AS13335 US
104.28.223.98/31 2 Cloudflare, Inc. AS13335 IQ
104.28.223.116/31 2 Cloudflare, Inc. AS13335 US
104.28.223.116/31 2 Cloudflare, Inc. AS13335 IN
104.28.223.124/31 2 Cloudflare, Inc. AS13335 US
104.28.223.64/31 2 Cloudflare, Inc. AS13335 US
104.28.223.126/31 2 Cloudflare, Inc. AS13335 US
104.28.223.126/31 2 Cloudflare, Inc. AS13335 ES
104.28.223.124/31 2 Cloudflare, Inc. AS13335 UA
104.28.223.72/31 2 Cloudflare, Inc. AS13335 IN
104.28.223.72/31 2 Cloudflare, Inc. AS13335 US
104.28.223.72/31 2 Cloudflare, Inc. AS13335 IN
104.28.223.124/31 2 Cloudflare, Inc. AS13335 UA
104.28.223.80/31 2 Cloudflare, Inc. AS13335 CN
104.28.223.80/31 2 Cloudflare, Inc. AS13335 US
104.28.223.96/31 2 Cloudflare, Inc. AS13335 US

Geolocation

All 64 IP addresses in 104.28.223.64/26

Not announced as an exact prefix — covered by the announced supernet 104.28.223.0/24.

Announced prefix
Origin AS
Announcement samples
5,368
Last seen
2026-07-23 21:28:13

RIR Ownership History

Atom feed ⇲

Allocation changes captured weekly from regional internet registry (RIR) delegation files.

Date Event From To
2026-05-10 New Allocation US

Frequently Asked Questions

What is 104.28.223.64/26?

104.28.223.64/26 is a CIDR network block containing 64 IPv4 addresses (from 104.28.223.64 to 104.28.223.127). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 104.28.223.64/26 network?

The 104.28.223.64/26 range is allocated to Cloudflare, Inc. and announced via AS13335 from Spain.

How many IP addresses are in 104.28.223.64/26?

104.28.223.64/26 contains exactly 64 usable IPv4 addresses. A /26 prefix length means 64 addresses are covered by this single routing entry.

Last updated: 2026-07-23 22:10:32 UTC
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