Everything you need to know about IPv6.

• Why IPv6?

  IPv4 addresses ran out 15 years ago, and now even the private ones aren't enough. NAT, CGNAT and colliding networks are patched and bodged with shoehorns, Vaseline and duct tape into ever more stopgap fixes. IPv6 gives every device its own unique address, and makes the stopgaps unnecessary.

• How much is IPv6 used?

  You're already running IPv6, both at home and at the office. Printers, Chromecasts and Apple TVs talk IPv6 to each other on the local network, whether or not your provider delivers it. Here are the statistics showing how far it has come on the internet.

• I want to learn IPv6

  The best way to learn IPv6 is to run it yourself. Here's how to build a home lab with a stable prefix, even if your ISP doesn't offer IPv6 and even if you're behind CGNAT.

• Do I have IPv6 – and how do I get it?

  Find out in seconds whether your connection has IPv6. If it doesn't, here's what to do next, at home and at work.

• IPv6 myths

  IPv4 is more secure, NAT protects you, IPv6 is expensive and nobody is asking for it anyway. Six common myths about IPv6, and why they're wrong.

• Guest posts

  Would you like to write about IPv6 here? Sign up as a guest author by opening an issue on GitLab. The original language is Swedish, but we'll help with the translation.