Every computer and webserver connected to the internet has an IP Address. They're all 4 numbers separated by . and each number has to be between 0 and 255.

So, and example IP Address would be 67.207.135.87

IP stands for Internet Protocol.

When you access an internet site, you type in a web address (like you probably typed in www.illuminateict.org.uk to get to our site) and the site appears, like magic, in your web browser.

Unsurprisingly, there's loads of techie stuff that happens between you typing in the address and the site appearing.Read more