Guides3 min read
What is DNS? How Domain Names Work
Learn how the Domain Name System (DNS) translates human-readable domain names into IP addresses, and why it's the phonebook of the internet.
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.
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Page 2 of 2
Networking7 min read
How Accurate Is IP Geolocation?
Learn how IP geolocation databases work and how accurate they really are. Covers accuracy by level, what affects precision, and real-world testing results.
Guides3 min read
What is a Subnet Mask? Subnetting Explained
A beginner-friendly guide to subnet masks, CIDR notation, and how networks are divided into smaller, manageable subnets.
Networking5 min read
IPv4 vs IPv6: What's the Difference?
A clear comparison of IPv4 and IPv6. Learn the differences in format, capacity, security, and why the internet is transitioning to IPv6.
Networking6 min read
Public vs Private IP Addresses Explained
Understand the difference between public and private IP addresses. Learn about NAT, private IP ranges, CGNAT, and how to check which type you have.
Privacy & Security7 min read
What Can Someone Do With Your IP Address?
Separate fact from fiction. Learn what someone can actually do with your IP address, what they cannot do, and how to protect yourself online.
Networking5 min read
What Is an IP Address? A Complete Beginner's Guide
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.
Guides3 min read
MAC Address vs IP Address: What's the Difference?
Understand the fundamental differences between MAC addresses and IP addresses, how they work together, and why your network needs both.
Guides4 min read
What is CGNAT (Carrier-Grade NAT)?
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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