Privacy & Security
Free online privacy and security tools including password generator, hash generator, password strength checker, email validator, and more. 10 security tools.
Privacy & Security (20 tools)
What Is My IP
Instantly find your public IP address, location, ISP, and network details. Detect IPv4 and IPv6 with one click — no software required.
Password Strength Checker
Test the strength of any password instantly. Get a score, entropy estimate, crack-time estimate, and actionable tips to make your password stronger.
Email Validator
Validate any email address format instantly. Check syntax, domain structure, and common typo patterns without sending a test email.
DNS Lookup
Perform a live DNS lookup for any domain. Query A, AAAA, MX, CNAME, TXT, NS, and SOA records to troubleshoot DNS propagation and email issues.
WHOIS Lookup
Look up WHOIS data for any domain to find the registrar, registration date, expiry date, name servers, and registrant contact information.
SSL Checker
Check the SSL/TLS certificate of any website. Verify validity, expiry date, issuer, cipher suite, and certificate chain to ensure your site is secure.
HTTP Header Checker
Fetch and inspect the HTTP response headers of any URL. Check status codes, security headers, caching directives, and server information instantly.
User Agent Finder
Instantly detect and display your browser's user agent string. Parse it to identify your browser name, version, OS, device type, and rendering engine.
Browser Info
See full details about your browser and device: browser name, version, OS, screen resolution, color depth, language, timezone, cookies, and JavaScript status.
Webcam Tester
Test your webcam directly in the browser. Check if your camera works, see a live preview, view resolution and frame rate details, and troubleshoot camera issues.
Random MAC Address Generator
Generate random MAC addresses in colon, dash, or dot-separated format. Bulk generate up to 100 at a time. Fully random and locally generated.
Htpasswd Generator
Generate Apache .htpasswd password hashes online. Enter username and password to produce an MD5 or bcrypt htpasswd hash for basic HTTP authentication.
CSP Header Generator
Visually build a Content-Security-Policy HTTP header. Enable directives like script-src, style-src, and img-src with checkboxes. Copy the generated header string.
SSL Certificate Decoder
Paste a PEM SSL certificate and decode it to see subject, issuer, validity dates, Subject Alternative Names, and key type. Client-side decoding.
JWT Generator
Generate JSON Web Tokens for testing. Select algorithm (HS256, HS384, HS512), add payload claims, enter a test secret, and get a signed JWT. Not for production use.
WiFi Password Generator
Generate strong, secure WiFi passwords. Choose length, include numbers, symbols, and avoid ambiguous characters. Create WPA2-compatible passwords instantly.
IP Subnet Calculator
Calculate subnet information from IP address and CIDR notation. Get network address, broadcast address, usable host range, and total host count instantly.
Port Number Lookup
Look up common TCP and UDP port numbers and their associated services. Search by port number or service name. Includes well-known and registered ports.
MAC Address Lookup
Look up the manufacturer/vendor of any MAC address or OUI prefix. Enter a MAC address to identify the network adapter vendor from the IEEE OUI database.
Internet Speed Test
Test your internet download speed directly in your browser. Uses timed HTTP requests to estimate your connection speed — no plugins required.