KEYDAL / Tools
Free online tools
DNS lookup, SSL checker, HTTP header analyzer, WHOIS, meta tag analyzer, JSON formatter, JWT decoder, QR code generator and more. Completely free, browser-based, no sign-up required.
Network
DNS, IP and network diagnostic tools.
Hosting
Domain and server administration tools.
SEO
Search engine optimization tools.
Developer
Developer productivity tools.
Network
DNS, IP and network diagnostic tools.
DNS Lookup
Look up A, AAAA, MX, TXT, NS, CNAME and SOA records for any domain — free.
02SSL Certificate Checker
Inspect any domain's SSL certificate — issuer, validity, SANs, chain and TLS version.
03HTTP Headers Analyzer
Inspect HTTP response headers, security headers and redirect chain for any URL.
04IP Lookup & Geolocation
Country, city, ISP, ASN and geographic location for any IP address. IPv4 and IPv6.
Hosting
Domain and server administration tools.
SEO
Search engine optimization tools.
Developer
Developer productivity tools.
JSON Formatter & Validator
Format, validate, and minify JSON. Runs fully in the browser — your data never leaves the page.
02Base64 Encode & Decode
Encode or decode text and files to/from Base64. Runs entirely on the client side.
03JWT Decoder
Decode JSON Web Token (JWT) header and payload. 100% client-side — your token stays local.
04QR Code Generator
Generate QR codes for text, URLs, email or wifi. Download as SVG or PNG — free.
Can't find the tool you need?
We build custom tools tailored to your project. Tell us the idea, leave the rest to us.