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June 24, 2020

How to allow access from anywhere in MongoDB Atlas

Critical step when setting up an API with Vercel

When deploying a MongoDB powered NodeJS API you’ll be asked to setup a MongoDB Atlas account with whitelisted connections from anywhere. I got stuck on this part as Atlas enforces you to whitelist specific APIs.

As seen here, the trick is to use a CIDR-notated IP address with value 0.0.0.0/0.

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I'm Carlos Roso. I'm a Software Engineer and digital nomad at Toptal. Previously Software Architect at Crossover. In love with open source and design.

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