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CIDR Range

1.44.16.0/20

Addresses
4,096
4.1K
Sub-ranges
2+
within this block
PTR Density
0.0%
0 of 4.1K 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.

71/100
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 1.44.16.0/20

Geolocation

First and last addresses in 1.44.16.0/20

1.44.16.0/20 runs from 1.44.16.0 to 1.44.31.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 1.44.0.0/16.

Announced prefix
Origin AS
Announcement samples
35,300
Last seen
2026-11-13 13:32:51

Frequently Asked Questions

What is 1.44.16.0/20?

1.44.16.0/20 is a CIDR network block containing 4,096 IPv4 addresses (from 1.44.16.0 to 1.44.31.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 1.44.16.0/20 network?

The 1.44.16.0/20 range is allocated to SingTel Optus Pty Ltd and announced via AS7474 from Australia.

Last updated: 2026-11-13 13:39:05 UTC
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