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CIDR Range

104.28.216.192/26

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 104.28.216.192/26

CIDRIPsOrganizationASNCountry
104.28.216.236/30 4 Cloudflare, Inc. AS13335 GI
104.28.216.220/30 4 Cloudflare, Inc. AS13335 PK
104.28.216.220/30 4 Cloudflare, Inc. AS13335 US
104.28.216.220/30 4 Cloudflare, Inc. AS13335 PK
104.28.216.248/30 4 Cloudflare, Inc. AS13335 FR
104.28.216.248/30 4 Cloudflare, Inc. AS13335 US
104.28.216.248/30 4 Cloudflare, Inc. AS13335 FR
104.28.216.244/30 4 Cloudflare, Inc. AS13335 FR
104.28.216.244/30 4 Cloudflare, Inc. AS13335 US
104.28.216.244/30 4 Cloudflare, Inc. AS13335 FR
104.28.216.228/30 4 Cloudflare, Inc. AS13335 CZ
104.28.216.228/30 4 Cloudflare, Inc. AS13335 US
104.28.216.228/30 4 Cloudflare, Inc. AS13335 CZ
104.28.216.240/30 4 Cloudflare, Inc. AS13335 GI
104.28.216.240/30 4 Cloudflare, Inc. AS13335 US
104.28.216.240/30 4 Cloudflare, Inc. AS13335 GI
104.28.216.236/30 4 Cloudflare, Inc. AS13335 GI
104.28.216.236/30 4 Cloudflare, Inc. AS13335 US
104.28.216.216/30 4 Cloudflare, Inc. AS13335 AR
104.28.216.216/30 4 Cloudflare, Inc. AS13335 US
104.28.216.216/30 4 Cloudflare, Inc. AS13335 AR
104.28.216.204/30 4 Cloudflare, Inc. AS13335 PW
104.28.216.200/30 4 Cloudflare, Inc. AS13335 IN
104.28.216.200/30 4 Cloudflare, Inc. AS13335 US
104.28.216.200/30 4 Cloudflare, Inc. AS13335 IN
104.28.216.196/30 4 Cloudflare, Inc. AS13335 IN
104.28.216.196/30 4 Cloudflare, Inc. AS13335 US
104.28.216.196/30 4 Cloudflare, Inc. AS13335 IN
104.28.216.192/30 4 Cloudflare, Inc. AS13335 CN
104.28.216.192/30 4 Cloudflare, Inc. AS13335 US
104.28.216.204/30 4 Cloudflare, Inc. AS13335 US
104.28.216.204/30 4 Cloudflare, Inc. AS13335 PW
104.28.216.212/30 4 Cloudflare, Inc. AS13335 AR
104.28.216.212/30 4 Cloudflare, Inc. AS13335 US
104.28.216.212/30 4 Cloudflare, Inc. AS13335 AR
104.28.216.192/30 4 Cloudflare, Inc. AS13335 CN
104.28.216.208/30 4 Cloudflare, Inc. AS13335 PW
104.28.216.208/30 4 Cloudflare, Inc. AS13335 US
104.28.216.208/30 4 Cloudflare, Inc. AS13335 PW
104.28.216.252/31 2 Cloudflare, Inc. AS13335 FR
104.28.216.252/31 2 Cloudflare, Inc. AS13335 FR
104.28.216.252/31 2 Cloudflare, Inc. AS13335 US
104.28.216.234/31 2 Cloudflare, Inc. AS13335 GI
104.28.216.224/31 2 Cloudflare, Inc. AS13335 PK
104.28.216.224/31 2 Cloudflare, Inc. AS13335 PK
104.28.216.232/31 2 Cloudflare, Inc. AS13335 CZ
104.28.216.232/31 2 Cloudflare, Inc. AS13335 CZ
104.28.216.232/31 2 Cloudflare, Inc. AS13335 US
104.28.216.234/31 2 Cloudflare, Inc. AS13335 GI
104.28.216.234/31 2 Cloudflare, Inc. AS13335 US

Geolocation

All 64 IP addresses in 104.28.216.192/26

Not announced as an exact prefix — covered by the announced supernet 104.28.216.0/24.

Announced prefix
Origin AS
Announcement samples
5,453
Last seen
2026-07-24 00:48:48

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 104.28.216.192/26?

104.28.216.192/26 is a CIDR network block containing 64 IPv4 addresses (from 104.28.216.192 to 104.28.216.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 104.28.216.192/26 network?

The 104.28.216.192/26 range is allocated to Cloudflare, Inc. and announced via AS13335 from United States.

How many IP addresses are in 104.28.216.192/26?

104.28.216.192/26 contains exactly 64 usable IPv4 addresses. A /26 prefix length means 64 addresses are covered by this single routing entry.

Last updated: 2026-07-24 01:55:31 UTC
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