TraceThatIP guides

Guides & articles

Plain-English guides to IP addresses, DNS, subnets, VPNs and online privacy, plus code examples for finding your IP with cURL, Python and JavaScript.

Filtered by IPv4

Tagged “IPv4”

3 articles

Networking28 Jan 20265 min read

A clear comparison of IPv4 and IPv6. Learn the differences in format, capacity, security, and why the internet is transitioning to IPv6.

Networking2 Dec 20255 min read

Learn what IP addresses are, how they work, and why they matter. Covers IPv4 vs IPv6, public vs private IPs, and how to find yours.

Guides27 July 20254 min read

Why multiple homes share the same public IP address, how to detect if your ISP uses CGNAT, and how it affects gaming and hosting.

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