8 free tools · no account
Free website tools
One question each, answered in seconds: is the certificate valid, how does the link look on WhatsApp, who hosts it, which WordPress theme is that. No account.
Pick a tool
Website speed test
Real-browser load time, Core Web Vitals and what slows it down.
SSL certificate checker
Is the padlock real, when does it expire, and what breaks it.
Link preview checker
See how your link looks on WhatsApp, Facebook and X.
Email deliverability check
SPF, DKIM and DMARC — why mail lands in spam.
WordPress theme & plugin detector
Which theme and plugins is that site using?
Who hosts this website?
The hosting company, country and server behind any site.
Security headers checker
CSP, HSTS, clickjacking and exposed files.
SEO checker
Titles, descriptions, sitemap, robots.txt and broken links.