DoH Configuration Examples

This document provides detailed examples of DNS over HTTPS configurations.

Browser Configuration Examples

Firefox Configuration

For detailed Firefox configuration steps, please check our How to Set Up DNS over HTTPS in Firefox guide.

Quick setup:

  1. Open Firefox Settings
  2. Search for “DNS”
  3. Under “Network Settings”, click “Settings”
  4. Select “Enable DNS over HTTPS”
  5. Choose “Cloudflare” or “Custom”
  6. If selecting custom, enter the following address: 
    https://1.1.1.1/dns-query

Chrome Configuration

For detailed Chrome configuration steps, please check our How to Set Up DNS over HTTPS in Chrome guide.

Quick setup:

  1. Open Chrome Settings
  2. Search for “Secure DNS”
  3. Select “Use secure DNS”
  4. Choose “Use custom”
  5. Enter the following address: 
    https://dns.google/dns-query

System Configuration Examples

Windows Configuration

For detailed Windows configuration steps, please check our How to Set Up DNS over HTTPS in Windows guide.

Quick setup:

  1. Open Windows Settings
  2. Go to “Network & Internet” > “Network and Sharing Center”
  3. Click on the current network connection
  4. Click “Properties”
  5. Double-click “Internet Protocol Version 4 (TCP/IPv4)”
  6. Select “Use the following DNS server addresses”
  7. Enter the following addresses: 
    1.1.1.1
1.0.0.1

macOS Configuration

For detailed macOS configuration steps, please check our How to Set Up DNS over HTTPS in macOS guide.

Quick setup:

  1. Open System Preferences
  2. Click “Network”
  3. Select the current network connection
  4. Click “Advanced”
  5. Select the “DNS” tab
  6. Click ”+” to add the following servers: 
    1.1.1.1
1.0.0.1

Linux Configuration

For detailed Linux configuration steps, please check our How to Set Up DNS over HTTPS in Linux guide.

systemd-resolved Configuration

# Edit configuration file
sudo nano /etc/systemd/resolved.conf

# Add the following content
[Resolve]
DNS=1.1.1.1 1.0.0.1
DNSOverTLS=yes

# Restart service
sudo systemctl restart systemd-resolved

dnscrypt-proxy Configuration

# Edit configuration file
sudo nano /etc/dnscrypt-proxy/dnscrypt-proxy.toml

# Add the following content
server_names = ['cloudflare', 'google']
listen_addresses = ['127.0.0.1:53']

Mobile Device Configuration Examples

iOS Configuration

For detailed iOS configuration steps, please check our How to Set Up DNS over HTTPS in iOS guide.

Quick setup:

  1. Open Settings
  2. Go to “Wi-Fi”
  3. Tap the current network
  4. Tap “Configure DNS”
  5. Select “Manual”
  6. Add the following servers: 
    1.1.1.1
1.0.0.1

Android Configuration

For detailed Android configuration steps, please check our How to Set Up DNS over HTTPS in Android guide.

Quick setup:

  1. Open Settings
  2. Go to “Network & internet”
  3. Tap “Private DNS”
  4. Select “Private DNS provider hostname”
  5. Enter the following address: 
    dns.google

Command-line Tool Configuration Examples

cloudflared Configuration

# Install cloudflared
# macOS
brew install cloudflared

# Linux
sudo apt install cloudflared

# Configure DoH
cloudflared proxy-dns --port 53 --upstream https://1.1.1.1/dns-query

dnscrypt-proxy Configuration

# Install dnscrypt-proxy
# macOS
brew install dnscrypt-proxy

# Linux
sudo apt install dnscrypt-proxy

# Edit configuration file
sudo nano /etc/dnscrypt-proxy/dnscrypt-proxy.toml

# Add the following content
server_names = ['cloudflare', 'google']
listen_addresses = ['127.0.0.1:53']

Verify Configuration

Using dig Command

# Test Cloudflare DNS
dig @1.1.1.1 example.com

# Test Google DNS
dig @8.8.8.8 example.com

Using Browser Developer Tools

  1. Open browser developer tools
  2. Go to the “Network” tab
  3. Check “Preserve log”
  4. Visit any website
  5. Check if DNS queries use HTTPS

Using Online Tools

  1. Visit DNS Query Test
  2. Enter the domain to test
  3. View DNS query results

Troubleshooting

Common Issues

  1. DNS Query Failure

    # Check network connectivity
ping 1.1.1.1

# Check DNS service
dig @1.1.1.1 example.com

  2. Performance Issues

    # Test DNS response time
time dig @1.1.1.1 example.com

  3. Configuration Issues

    # Check DNS configuration
cat /etc/resolv.conf

Next Steps