Net-Tools.net provides a suite of powerful, free tools designed for network administrators, IT professionals, and enthusiasts. Whether you're configuring a network, securing accounts, troubleshooting connectivity, or researching domain ownership, our tools simplify complex tasks. From IP subnet calculators to WHOIS lookups, each tool delivers accurate, user-friendly results. Our mission is to empower you with reliable utilities while maintaining a clean, ad-supported experience to keep these tools free. Explore below and optimize your network and domain management today!
Why use our tools? They are fast, secure, and backed by robust algorithms to ensure precision. For example, our WHOIS Lookup retrieves detailed domain information, while the Password Generator creates strong passwords for enhanced security. All tools are accessible without registration, and we continuously improve based on user feedback.
The IP Subnet Calculator helps network administrators determine key network parameters such as network address, broadcast address, usable host count, and subnet mask. Ideal for planning network segments or troubleshooting IP conflicts, this tool supports IPv4 addresses with CIDR notation (e.g., 192.168.1.0/24). Simply input your IP address and CIDR prefix, and get instant results to streamline your network configuration. Perfect for setting up routers, firewalls, or cloud infrastructure.
Discover your public IP address, city, and ISP with our What is My IP tool. This utility is essential for diagnosing network issues, verifying VPN connections, or checking your public-facing IP for remote access setups. By connecting to an external API, we provide accurate geolocation and ISP details. Use this tool to ensure your network privacy or troubleshoot connectivity problems with ease.
Create strong, secure passwords with our Password Generator to protect your accounts and devices. Customize your password by selecting length (8-50 characters) and character types (uppercase, lowercase, numbers, symbols). This tool uses a cryptographically secure algorithm to ensure randomness, making it ideal for securing Wi-Fi routers, servers, or online accounts. Keep your digital assets safe with a unique, robust password generated in seconds.
Test network connectivity with our Ping Test tool. Enter a hostname (e.g., google.com) to check if a server is reachable and measure response times. This tool is invaluable for diagnosing network latency, verifying server uptime, or troubleshooting firewall issues. Results are displayed in a clear, detailed format to help you analyze connectivity efficiently.
Convert IPv4 addresses between decimal, binary, and hexadecimal formats with our IP Converter. This tool is perfect for network engineers working with low-level protocols, debugging packet data, or configuring network devices. Input an IP address (e.g., 192.168.1.1) to see its representations instantly, aiding in technical analysis and documentation.
Generate Cisco-compatible wildcard masks for Access Control Lists (ACLs) with this tool. Enter a subnet mask (e.g., 255.255.255.0) to get its wildcard equivalent, essential for configuring Cisco routers and switches. This tool simplifies network security setup by providing accurate wildcard masks for precise traffic filtering.
Calculate the IP address range for a given CIDR notation with our CIDR Range Calculator. Input a CIDR address (e.g., 192.168.1.0/24) to find the first and last usable IPs and the total number of addresses. This tool is crucial for network planning, subnetting, and managing IP allocations in large networks.
Retrieve detailed information about a domain name with our WHOIS Lookup tool. Enter a domain (e.g., example.com) to view its registrar, creation and expiration dates, name servers, and more. This tool is essential for network administrators, web developers, or anyone researching domain ownership and registration details. Our WHOIS query connects to authoritative servers to provide accurate, up-to-date information for troubleshooting or due diligence.