DNS Profile Switcher

A lightweight Windows utility that allows gamers and power users to quickly switch between popular public DNS providers.

Features

• Switch between:
  • Cloudflare (1.1.1.1)
  • Google (8.8.8.8)
  • Quad9 (9.9.9.9)
  • OpenDNS (208.67.222.222)
  • Automatic (DHCP)
• Supports IPv4 and IPv6
• Flush DNS cache automatically
• DNS latency testing
• Detects active physical adapters (Ethernet / Wi-Fi)
• Windows 10 & Windows 11 compatible
• Requires Administrator privileges

Why Use This?

For gamers, changing DNS can improve:

• Initial server connection speed
• Domain resolution time
• Reliability depending on region

This tool makes switching DNS profiles quick and safe.

Usage

1. Run DnsProfileSwitcher.exe
2. Approve the Administrator prompt
3. Select a DNS option from the menu

DNS Latency Testing

The tool can test multiple DNS providers and display average response time.
Lower values generally indicate faster DNS resolution from your location.

Note: Small differences (under ~5--10ms) usually have negligible impact on gaming performance.

Building From Source

Requires: - Visual Studio 2022 - .NET 8.0

Build in Release mode and publish as: - Self-contained - win-x64 - Single file

License

GPL-3.0 license

Disclaimer

Changing DNS settings may affect network behavior.
Always revert to Automatic (DHCP) if needed.