Free Online Web Tools
Security scanners, SEO analyzers, and privacy tools — all running on the edge. No signups, no limits, completely free.
Security Tools
HTTP Header Checker
Analyze HTTP response headers for any URL. Check security headers, caching policies, and server configuration.
Email Header Analyzer
Parse raw email headers to trace message routing, check SPF/DKIM/DMARC, and detect delays.
SSL Certificate Checker
Check any domain's SSL/TLS certificate. See issuer, expiry date, protocol version, and chain details.
Link Safety Scanner
Check if a URL is safe before clicking. Scans against threat databases for phishing and malware.
SEO Tools
Redirect Checker
Trace the full redirect chain for any URL. See every hop, status code, and final destination.
Robots.txt Analyzer
Fetch and analyze any site's robots.txt. See which paths are allowed or blocked for crawlers.
Meta Tag Analyzer
Extract and grade a page's meta tags, Open Graph, and Twitter Card data for SEO.
Sitemap Checker
Verify if a website has a valid XML sitemap. Analyze URLs, check for issues, and see last modified dates.
Privacy Tools
About AXOX Hub
AXOX Hub is a collection of free online utilities for web developers, SEO professionals, and security researchers. All tools run on Cloudflare's global edge network for blazing-fast performance. Your data stays private — client-side tools process everything in your browser, and server-side tools never store your queries.