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CIDR Range

104.30.173.176/28

Addresses
16
16
Sub-ranges
41+
within this block
PTR Density
0.0%
0 of 16 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 104.30.173.176/28

CIDRIPsOrganizationASNCountry
104.30.173.190/31 2 Cloudflare, Inc. AS13335 SG
104.30.173.190/31 2 Cloudflare, Inc. AS13335 US
104.30.173.190/31 2 Cloudflare, Inc. AS13335 SG
104.30.173.184/31 2 Cloudflare, Inc. AS13335 US
104.30.173.184/31 2 Cloudflare, Inc. AS13335 US
104.30.173.180/31 2 Cloudflare, Inc. AS13335 US
104.30.173.180/31 2 Cloudflare, Inc. AS13335 US
104.30.173.186/32 1 Cloudflare, Inc. AS13335 US
104.30.173.186 1 Cloudflare, Inc. AS13335 NO
104.30.173.185/32 1 Cloudflare, Inc. AS13335 US
104.30.173.186/32 1 Cloudflare, Inc. AS13335 NO
104.30.173.187 1 Cloudflare, Inc. AS13335 PL
104.30.173.187/32 1 Cloudflare, Inc. AS13335 US
104.30.173.187/32 1 Cloudflare, Inc. AS13335 PL
104.30.173.188 1 Cloudflare, Inc. AS13335 JP
104.30.173.188/32 1 Cloudflare, Inc. AS13335 US
104.30.173.188/32 1 Cloudflare, Inc. AS13335 JP
104.30.173.189 1 Cloudflare, Inc. AS13335 ZA
104.30.173.189/32 1 Cloudflare, Inc. AS13335 US
104.30.173.189/32 1 Cloudflare, Inc. AS13335 ZA
104.30.173.184/32 1 Cloudflare, Inc. AS13335 US
104.30.173.183/32 1 Cloudflare, Inc. AS13335 PT
104.30.173.183/32 1 Cloudflare, Inc. AS13335 US
104.30.173.176/32 1 Cloudflare, Inc. AS13335 US
104.30.173.176/32 1 Cloudflare, Inc. AS13335 BR
104.30.173.177 1 Cloudflare, Inc. AS13335 CA
104.30.173.177/32 1 Cloudflare, Inc. AS13335 US
104.30.173.177/32 1 Cloudflare, Inc. AS13335 CA
104.30.173.178 1 Cloudflare, Inc. AS13335 IN
104.30.173.178/32 1 Cloudflare, Inc. AS13335 US
104.30.173.178/32 1 Cloudflare, Inc. AS13335 IN
104.30.173.179 1 Cloudflare, Inc. AS13335 AU
104.30.173.179/32 1 Cloudflare, Inc. AS13335 US
104.30.173.179/32 1 Cloudflare, Inc. AS13335 AU
104.30.173.180/32 1 Cloudflare, Inc. AS13335 US
104.30.173.181/32 1 Cloudflare, Inc. AS13335 US
104.30.173.182 1 Cloudflare, Inc. AS13335 GB
104.30.173.182/32 1 Cloudflare, Inc. AS13335 US
104.30.173.182/32 1 Cloudflare, Inc. AS13335 GB
104.30.173.183 1 Cloudflare, Inc. AS13335 PT
104.30.173.176 1 Cloudflare, Inc. AS13335 BR

Geolocation

All 16 IP addresses in 104.30.173.176/28

Not announced as an exact prefix — covered by the announced supernet 104.30.160.0/20.

Announced prefix
Origin AS
Announcement samples
5,265
Last seen
2026-07-24 07:21:39

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 104.30.173.176/28?

104.30.173.176/28 is a CIDR network block containing 16 IPv4 addresses (from 104.30.173.176 to 104.30.173.191). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 104.30.173.176/28 network?

The 104.30.173.176/28 range is allocated to Cloudflare, Inc. and announced via AS13335 from United States.

How many IP addresses are in 104.30.173.176/28?

104.30.173.176/28 contains exactly 16 usable IPv4 addresses. A /28 prefix length means 16 addresses are covered by this single routing entry.

Last updated: 2026-07-24 08:10:33 UTC
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