About NetKit
Our Mission
NetKit provides essential network diagnostic tools that are free, fast, and easy to use. We believe network troubleshooting and analysis shouldn't require expensive software or complex installations.
What We Offer
✓ IP Address Tools
Instantly discover your IP, lookup any IP address, and get detailed geolocation data.
✓ DNS Lookup
Query DNS records for any domain including A, AAAA, MX, NS, TXT, and more.
✓ WHOIS Lookup
Get domain registration details, expiration dates, and registrar information.
✓ Subnet Calculator
Calculate network ranges, subnet masks, and IP allocations from CIDR notation.
✓ Port Scanner
Check which ports are open on any host for security auditing.
✓ Ping Tool
Test connectivity and measure network latency with real-time graphs.
✓ MAC Lookup
Identify network device manufacturers from MAC addresses.
✓ Educational Content
Learn networking concepts with our built-in explanations and guides.
Why NetKit?
- •Completely Free: All tools are 100% free with no limits or premium tiers
- •No Registration: Use all tools instantly without creating an account
- •Privacy First: Your data stays in your browser - we don't store your queries
- •Fast & Reliable: Optimized for speed with minimal dependencies
- •Mobile Friendly: Works perfectly on phones, tablets, and desktops
For Network Professionals
Whether you're a network administrator, IT professional, developer, or security researcher, NetKit provides the essential tools you need for:
- →Network troubleshooting
- →Security auditing
- →DNS diagnostics
- →IP address planning
- →Domain research
- →Connectivity testing
Explore our partner DiagramDB for database design and visualization.