Scan any website and get an instant A–F security grade. Export branded PDF reports, monitor client sites daily, and get alerted the moment something breaks.
No account needed to scan · Sign up free to save history & monitor →
Whether you're auditing your own site or managing dozens of client sites.
Paste a URL — yours, a client's, or a prospect's — and get a full security audit in seconds. No setup required.
Export white-labeled PDF reports with your logo. Perfect for client deliverables and security reviews.
Track sites daily and get notified the moment a grade drops. Stay ahead of certificate expirations and config drift.
A full security audit in three steps — no installation, no setup.
Paste any website URL — yours, a competitor's, or a client's. No account needed to start.
In seconds you get a full A–F grade, score breakdown, and a detailed list of every finding with recommended fixes.
Follow the fix guidance to improve your grade. Set up monitoring so you're alerted the moment something breaks.
WebSentry tells you exactly what's broken. But implementing security headers, fixing CSP policies, hardening TLS config, and patching library vulnerabilities takes real dev work.
WebSentry offers a dedicated remediation service. We take your report and fix everything, end to end.
We'll review your report and send a quote.
75+ security checks across 15 categories, scanned in seconds.
Certificate validity, HSTS enforcement, TLS version, and HTTPS availability.
CSP, X-Frame-Options, X-Content-Type-Options, Referrer-Policy, Permissions-Policy.
unsafe-inline, unsafe-eval, frame-ancestors, form-action, base-uri directives.
Secure flag, HttpOnly, SameSite attributes on every cookie.
Origin reflection, wildcard + credentials, unsafe methods detection.
Camera, microphone, geolocation, payment — 10 critical browser API controls.
HTTP scripts, styles, images, iframes on HTTPS pages. Auto-upgrade detection.
SRI hashes on CDN scripts & stylesheets. Supply chain attack protection.
jQuery, Bootstrap, Angular, Lodash, Moment — known CVE detection.
Stack traces, meta generators, source maps, suspicious HTML comments.
CAA records, HSTS preload readiness, DNSSEC, certificate transparency.
HTTP→HTTPS redirect, redirect chains, WWW normalization.
SPF, DKIM, and DMARC records — prevent email spoofing from your domain.
Open redirect params, CSRF tokens, insecure form actions, password fields.
Exposed server versions, .env files, .git config, and other sensitive paths.
A certificate expires. A header gets removed during a deploy. A library update introduces a CVE. WebSentry monitors your sites on a daily schedule and emails you the moment your grade drops.
Free forever for quick scans. Upgrade for history, monitoring, and API access.
Scan any site instantly.
Developers & small teams.
Billed monthly.
Small agency essentials.
Billed monthly.
Scale your client base.
Billed monthly.
Full-scale operations.
Billed monthly.
From solo developers to agencies managing dozens of client sites.
Verify security headers and TLS config before shipping. Catch regressions in CI.
Stay on top of production security without a dedicated security team.
Audit client websites, generate PDF reports, and monitor dozens of sites automatically.
Track security posture over time and get alerted before issues become incidents.
Free to start. No account required. Just paste a URL.
No account needed · Sign up free to save history & set up monitoring