Find out what's costing you customers on your website — in 20 seconds.

Enter a URL. We check security headers, HTTPS, mobile readiness, SEO basics, accessibility, speed signals and conversion blockers, then show you the highest-impact problems first.

Free: your score + the top issues. No signup, no card.

Want the full report?

The free checkup shows the biggest problems. The full report lists every finding with the exact code/config fix and why it matters, a prioritised action plan, and a plain-English summary you can hand to your web person.

Name your price (minimum $1). Delivered to your inbox in minutes, and viewable online immediately.

Get the full report →

Payments are handled by Stripe. You choose the amount; you are only charged after you confirm at checkout.

What we check

HTTPS/TLS redirect and mixed-content problems
Security headers (HSTS, CSP, clickjacking, sniffing, referrer)
Search basics: title, meta description, headings, canonical, language
Mobile readiness and page weight
Accessibility basics (alt text, labels, structure)
Conversion blockers: missing contact routes, no call to action

SiteCheckup performs read-only checks against publicly available pages. It does not log in, scan ports, or test for vulnerabilities. Questions: mike@shieldlinesecurity.com. 672 N Dearborn St, Chicago, IL 60654