IP & Network Blog
Plain-English guides to IP addresses, IPv4 vs IPv6, VPNs and online privacy. Want to see your own IP? Check your IP address.
Basics · 4 min read
What Is an IP Address?
The unique number that identifies your device online — what it is, what it looks like, and how to find yours.
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Basics · 4 min read
IPv4 vs IPv6: What's the Difference?
Why IPv6 exists, how the formats differ, and how to tell which one you're using.
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Basics · 5 min read
Public vs Private IP Addresses
Why you have two kinds of IP address, what NAT does, and which private ranges are reserved.
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Privacy · 5 min read
How to Hide Your IP Address
VPN, proxy or Tor — the three main ways to hide or change your IP, and the trade-offs of each.
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Privacy · 4 min read
What Is a VPN and How Does It Work?
What a VPN is, how the encrypted tunnel works, and what it can — and can't — do for your privacy.
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