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CIDR Range

104.28.225.64/27

Addresses
32
32
Sub-ranges
46+
within this block
PTR Density
0.0%
0 of 32 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 104.28.225.64/27

CIDRIPsOrganizationASNCountry
104.28.225.68/30 4 Cloudflare, Inc. AS13335 US
104.28.225.76/30 4 Cloudflare, Inc. AS13335 JP
104.28.225.76/30 4 Cloudflare, Inc. AS13335 US
104.28.225.76/30 4 Cloudflare, Inc. AS13335 JP
104.28.225.84/30 4 Cloudflare, Inc. AS13335 BR
104.28.225.84/30 4 Cloudflare, Inc. AS13335 BR
104.28.225.88/30 4 Cloudflare, Inc. AS13335 US
104.28.225.68/30 4 Cloudflare, Inc. AS13335 BR
104.28.225.68/30 4 Cloudflare, Inc. AS13335 BR
104.28.225.84/30 4 Cloudflare, Inc. AS13335 US
104.28.225.90/31 2 Cloudflare, Inc. AS13335 US
104.28.225.82/31 2 Cloudflare, Inc. AS13335 US
104.28.225.94/31 2 Cloudflare, Inc. AS13335 US
104.28.225.94/31 2 Cloudflare, Inc. AS13335 DE
104.28.225.92/31 2 Cloudflare, Inc. AS13335 MW
104.28.225.82/31 2 Cloudflare, Inc. AS13335 BR
104.28.225.92/31 2 Cloudflare, Inc. AS13335 US
104.28.225.80/31 2 Cloudflare, Inc. AS13335 JP
104.28.225.92/31 2 Cloudflare, Inc. AS13335 MW
104.28.225.94/31 2 Cloudflare, Inc. AS13335 DE
104.28.225.90/31 2 Cloudflare, Inc. AS13335 MW
104.28.225.90/31 2 Cloudflare, Inc. AS13335 MW
104.28.225.82/31 2 Cloudflare, Inc. AS13335 BR
104.28.225.64/31 2 Cloudflare, Inc. AS13335 JP
104.28.225.80/31 2 Cloudflare, Inc. AS13335 US
104.28.225.64/31 2 Cloudflare, Inc. AS13335 US
104.28.225.64/31 2 Cloudflare, Inc. AS13335 JP
104.28.225.72/31 2 Cloudflare, Inc. AS13335 BR
104.28.225.72/31 2 Cloudflare, Inc. AS13335 US
104.28.225.72/31 2 Cloudflare, Inc. AS13335 BR
104.28.225.80/31 2 Cloudflare, Inc. AS13335 JP
104.28.225.74/31 2 Cloudflare, Inc. AS13335 JP
104.28.225.74/31 2 Cloudflare, Inc. AS13335 JP
104.28.225.74/31 2 Cloudflare, Inc. AS13335 US
104.28.225.88 1 Cloudflare, Inc. AS13335 BR
104.28.225.66 1 Cloudflare, Inc. AS13335 JP
104.28.225.66/32 1 Cloudflare, Inc. AS13335 US
104.28.225.67 1 Cloudflare, Inc. AS13335 BR
104.28.225.67/32 1 Cloudflare, Inc. AS13335 US
104.28.225.67/32 1 Cloudflare, Inc. AS13335 BR
104.28.225.66/32 1 Cloudflare, Inc. AS13335 JP
104.28.225.89/32 1 Cloudflare, Inc. AS13335 MW
104.28.225.89 1 Cloudflare, Inc. AS13335 MW
104.28.225.88/32 1 Cloudflare, Inc. AS13335 BR
104.28.225.88/32 1 Cloudflare, Inc. AS13335 US
104.28.225.89/32 1 Cloudflare, Inc. AS13335 US

All 32 IP addresses in 104.28.225.64/27

Not announced as an exact prefix — covered by the announced supernet 104.28.225.0/24.

Announced prefix
Origin AS
Announcement samples
6,226
Last seen
2026-07-30 21:59:14

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 104.28.225.64/27?

104.28.225.64/27 is a CIDR network block containing 32 IPv4 addresses (from 104.28.225.64 to 104.28.225.95). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 104.28.225.64/27 network?

The 104.28.225.64/27 range is allocated to Cloudflare, Inc. and announced via AS13335 from United States.

How many IP addresses are in 104.28.225.64/27?

104.28.225.64/27 contains exactly 32 usable IPv4 addresses. A /27 prefix length means 32 addresses are covered by this single routing entry.

Last updated: 2026-07-30 22:40:31 UTC
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