SEO & Web Tools
QR codes, meta tags, sitemaps, and marketing utilities.
44 tools
Accessibility Audit
Run WCAG-oriented accessibility checks.
ads.txt Validator
Validate ads.txt syntax, detect missing AdSense entries, and fix monetization issues.
Alt Tag Checker
Audit image alt text coverage.
Broken Link Checker
Detect broken internal and external links.
Cache Analyzer
Analyze Cache-Control, ETag, and caching behavior.
Canonical URL Checker
Verify canonical tags and duplicate URL issues.
CDN Checker
Detect CDN and edge delivery configuration.
CMS Detector
Identify WordPress, Shopify, Webflow, and more.
Compression Checker
Verify gzip and Brotli response compression.
Contrast Checker
Identify contrast risks in page markup.
Cookie Scanner
Scan Set-Cookie headers and security flags.
Core Web Vitals Analyzer
Analyze LCP, CLS, and INP signals with actionable recommendations.
DNS Checker
Lookup A, AAAA, MX, TXT, CNAME, and NS records.
DNS Propagation Checker
Check DNS propagation across regions.
Hosting Detector
Detect hosting provider from headers and assets.
Hreflang Checker
Check hreflang alternate language tags.
HTTP Headers Viewer
Inspect full HTTP response headers.
Image Optimization Checker
Analyze image weight, formats, lazy loading, and responsive usage across crawled pages.
IP Lookup
Resolve hostname to IP addresses.
JavaScript Analyzer
Render-blocking scripts, third-party impact, and bundle signals from a real multi-page crawl.
Keyboard Navigation Audit
Audit focusable elements and keyboard access.
Lighthouse Audit
Run performance, SEO, accessibility, and best-practices audits.
Meta Tag Generator
Generate SEO meta tags, Open Graph, and Twitter cards.
Meta Tags Checker
Validate title, description, canonical, and social tags.
Mobile Performance Test
Test mobile lab performance and rendering metrics.
Open Graph Preview
Preview Open Graph and Twitter card metadata.
Page Size Analyzer
Break down HTML, JavaScript, CSS, and image weight.
QR Code Generator
Generate QR codes instantly in your browser.
Redirect Chain Checker
Trace HTTP redirect chains and final URL.
Render Blocking Checker
Find scripts and stylesheets blocking first paint.
Robots.txt Generator
Create robots.txt files for crawlers with sitemap references.
Robots.txt Tester
Test crawler rules and sitemap directives.
Security Headers Analyzer
Analyze HSTS, CSP, X-Frame-Options, and related headers.
Sitemap Analyzer
Analyze XML sitemap structure and coverage.
SSL Checker
Inspect TLS certificates, expiry, and protocol support.
Structured Data Validator
Validate JSON-LD and schema.org markup.
Technology Stack Detector
Detect CMS, frameworks, analytics, and CDNs.
Third-Party Script Analyzer
Inventory external JavaScript and domains.
UTM Builder
Build campaign URLs with UTM parameters for analytics.
Waterfall Analyzer
Visualize request timeline and blocking resources.
Website Speed Test
Measure page load performance, TTFB, and resource waterfall.
Website Uptime Monitor
Configure uptime checks, history, and alert rules.
WHOIS Lookup
Look up domain registration information.
XML Sitemap Generator
Build XML sitemaps from a list of URLs instantly.