Your phone knows a name, not an address — DNS is how it finds the site

Type a domain and something has to turn that name into a number your phone can actually reach. The internet's phone book, and what it means when you…

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Syntax · Build Editor

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Computers find each other by number (an IP address)

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DNS turns a human name into that number

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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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Your phone knows a name, not an address — DNS is how it finds the site

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