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How to Use Network Diagnostics?

Table of Contents

Network Diagnostics is a powerful tool that helps you test connectivity, analyze DNS, and trace network paths. Here’s a step-by-step guide to get started and make the most of its features.

Getting Started #

  1. Open Network Diagnostics
    • Click “Network Diagnostics” in the sidebar.
    • Or select the Network Diagnostics card on the Dashboard.
  2. Enter a Command
    • Type a command directly into the input box (e.g., ping example.com).
    • Or click one of the example commands to auto-fill the input box.
  3. Run the Command
    • Click “Run Command” or press Cmd+R.
    • Watch the live output stream update in real-time.
  4. View Results
    • For ping: A summary card displays performance ratings.
    • For other commands: Full output appears in the output box.
  5. Copy Output
    • Click the Copy button in the top-right corner of the output box.
    • The entire output is copied to your clipboard for easy sharing or documentation.

Using Examples #

The tool includes interactive examples organized by category, making it easy to test different aspects of your network.

Basic Connectivity #

  • ping example.com → Test basic connectivity to a website.
  • ping 8.8.8.8 → Test Google DNS for internet connection checks.
  • ping -c 20 example.com → Run an extended ping test with 20 packets.

DNS Lookup #

  • nslookup example.com → Perform a basic DNS lookup.
  • nslookup example.com 8.8.8.8 → Query using Google DNS.
  • nslookup -type=MX example.com → Check mail server records.

Network Path #

  • traceroute example.com → Trace the route to a website.
  • traceroute 8.8.8.8 → Trace the route to Google DNS.

Detailed DNS #

Use dig for comprehensive DNS queries:

  • dig example.com → Full DNS information.
  • dig example.com MX → Retrieve mail server records.
  • dig example.com NS → View nameserver records.
  • dig @8.8.8.8 example.com → Query a specific DNS server (Google DNS in this case).

Domain Information #

Use whois to check domain registration details:

  • whois example.com → Displays registrar, registration/expiration dates, nameservers, and ownership info (if public).

Using Examples #

Interactive examples make it easy to get started:

  1. Click any example command.
  2. It will automatically populate the input box.
  3. Modify it if needed (change domain, add options, etc.).
  4. Click Run Command when ready.

Latest Commands #

The tool remembers your last five commands:

  • Displayed below the input field.
  • Separated with a divider for clarity.
  • Click any saved command to re-run it instantly.
  • Updates automatically after each execution.

Autocomplete #

Typing is faster with intelligent suggestions:

  • Suggestions appear below the input field.
  • Each suggestion shows the command and a short description.
  • Click a suggestion to auto-fill the input box.
  • Suggestions filter dynamically based on what you type.