What is DNS? How your phone finds a website

Lesson 2 of the journey of a tap: your phone knows a name, not a location. How it turns aliteq.com into a number it can actually reach.

Aliteq

Sam Ortega · Build Editor

You now understand

Computers find each other by number (an IP address)

You now understand

DNS turns a human name into that number

You now understand

Answers are remembered for a while, so domain changes aren't instant

What this means for your app

Your preview link works instantly because the platform already owns that name. Connecting your own domain means adding DNS records where you bought it, so the name points at your host. If it doesn't…

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What is DNS? How your phone finds a website

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