netroy / serverless-dns

DNS-over-HTTPS on AWS Lambda

Serverless DNS over HTTPS

DNS-over-HTTPS is the future of every Privacy-Conscious person on the internet. Unfortunately, there aren't many public DOH servers that guarantee privacy.

This application uses serverless technologies from AWS to run an extremely low-cost & zero-maintaince DNS server.

Requirements

• gvm with go 1.18+
• nodejs 14+
• yarn
• aws cli installed & configured with correct credentials

Deployment

• run yarn to get all the node dependencies
• run yarn cdk deploy --parameters DomainName=[[DOMAIN_NAME]] in the root folder to deploy
• The deployment creates a ACM certificate, that needs to be validated by adding DNS records on your domain's hosted zone

Configure Firefox

• network.trr.bootstrapAddress = 4.2.2.2
• network.trr.mode = 3
• network.trr.uri = https://[[DOMAIN_NAME]]/dns-query
• network.trr.useGET = true
• network.security.esni.enabled = true