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CIDR Range

44.26.0.0/15

131.1K IPs /15 United States ARIN
Addresses
131,072
131.1K
Sub-ranges
50+
within this block
PTR Density
0.4%
474 of 131.1K 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.

76/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Ranges inside 44.26.0.0/15

CIDRIPsOrganizationASNCountry
44.27.0.0/16 65.5K — — US
44.27.128.0/17 32.8K Amateur Radio Digital Communications AS56508 US
44.26.128.0/17 32.8K — — US
44.27.64.0/18 16.4K Amateur Radio Digital Communications AS56508 US
44.27.64.0/18 16.4K Amateur Radio Digital Communications AS56508 US
44.26.192.0/18 16.4K University of California, San Diego AS7377 US
44.26.192.0/18 16.4K University of California, San Diego AS7377 US
44.26.0.0/18 16.4K University of California, San Diego AS7377 US
44.26.0.0/18 16.4K University of California, San Diego AS7377 US
44.26.32.0/19 8.2K — — US
44.26.64.0/19 8.2K University of California, San Diego AS7377 US
44.26.64.0/19 8.2K University of California, San Diego AS7377 US
44.26.128.0/19 8.2K University of California, San Diego AS7377 US
44.26.128.0/19 8.2K University of California, San Diego AS7377 US
44.27.160.0/19 8.2K Amateur Radio Digital Communications AS56508 US
44.26.64.0/19 8.2K — — US
44.27.0.0/19 8.2K Amateur Radio Digital Communications AS56508 US
44.26.112.0/20 4.1K University of California, San Diego AS7377 US
44.26.112.0/20 4.1K — — US
44.27.144.0/20 4.1K Amateur Radio Digital Communications AS56508 US
44.27.240.0/20 4.1K Amateur Radio Digital Communications AS56508 US
44.27.48.0/20 4.1K Amateur Radio Digital Communications AS56508 US
44.26.112.0/20 4.1K University of California, San Diego AS7377 US
44.26.176.0/20 4.1K University of California, San Diego AS7377 US
44.26.176.0/20 4.1K University of California, San Diego AS7377 US
44.27.0.0/20 4.1K Amateur Radio Digital Communications AS56508 US
44.26.16.0/20 4.1K — — US
44.27.232.0/21 2.0K Amateur Radio Digital Communications AS56508 US
44.27.24.0/21 2.0K Amateur Radio Digital Communications AS56508 US
44.27.200.0/21 2.0K Amateur Radio Digital Communications AS56508 US
44.27.32.0/21 2.0K Amateur Radio Digital Communications AS56508 US
44.27.32.0/21 2.0K Amateur Radio Digital Communications AS56508 US

First and last addresses in 44.26.0.0/15

44.26.0.0/15 runs from 44.26.0.0 to 44.27.255.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 44.0.0.0/9.

Announced prefix
Origin AS
Announcement samples
24,237
Last seen
2026-11-05 23:06:29

RIR Ownership History

Atom feed ⇲

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

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

Frequently Asked Questions

What is 44.26.0.0/15?

44.26.0.0/15 is a CIDR network block containing 131,072 IPv4 addresses (from 44.26.0.0 to 44.27.255.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 44.26.0.0/15 network?

The 44.26.0.0/15 range is allocated to an unknown organization from United States.

Last updated: 2026-11-06 00:39:05 UTC
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