Your SSL Expired. Chrome Is Blocking Your Entire Site.
Auto-renewal fails silently. Visitors see a security warning instead of your site. Visual Sentinel monitors expiry dates, chain validity, and protocol strength, alerting you 30 days before trouble.
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Certificate Valid
TLS 1.3 connection secured
Domain
shopify.com
Issuer
Let's Encrypt
Algorithm
SHA-256 / RSA 2048
Certificate Chain
What Is SSL Monitoring?
SSL certificate monitoring is the continuous surveillance of SSL/TLS certificates installed on your web servers to ensure they remain valid, trusted, and correctly configured. An SSL monitor checks certificate validity, expiry dates, chain integrity, and protocol configuration on a regular schedule, alerting you before problems affect your visitors. Effective ssl certificate management goes beyond simply installing a certificate; it requires ongoing verification that renewals succeed, chains remain complete, and no configuration drift occurs over time. Expired or misconfigured SSL certificates cause browser security warnings that block access to your site, break payment processing, and destroy user trust. Every ssl certificate error your visitors encounter, whether it is an expired certificate, a domain name mismatch, an incomplete chain, or a revoked certificate, erodes confidence and drives traffic to competitors. SSL certificate monitoring is especially critical because ssl certificate renewal can fail silently. Auto-renewal tools like Certbot or Let's Encrypt can break due to DNS changes, permission issues, or rate limits, and without monitoring you will not know until visitors start seeing warnings. Visual Sentinel validates your SSL certificate with every uptime check and sends expiry warnings at 13, 3, and 1 day before expiration by default (with optional 20 and 6 day tiers per monitor), giving you time to act before your visitors see a security warning. Beyond expiry tracking, Visual Sentinel inspects the full certificate chain from root to leaf, detects weak cipher suites, flags protocol misconfigurations, and records every certificate change so you have a complete audit trail for compliance and troubleshooting.
Built for the failures
HTTP 200 hides.
Expiry Alerts in Advance
Receive alerts 29, 13, and 6 days before your SSL certificate expires. Never get caught off guard.
Certificate Chain Validation
We check your entire certificate chain, not just the leaf cert. Catch intermediate certificate issues before they cause outages.
Configuration Issue Detection
Detect mismatched domains, weak ciphers, and protocol issues that could leave your site vulnerable.
Continuous Monitoring
SSL is checked alongside every uptime check. No separate tool or subscription needed.
Part of 6-Layer Monitoring
SSL monitoring is included with uptime, performance, DNS, and visual monitoring. One tool covers everything.
SSL History & Reports
Track certificate changes over time. Know when certs were renewed, by whom, and what changed.
Three steps,
no extensions.
Add Your Domain
Enter your website URL. We automatically discover and monitor your SSL certificate.
Set Alert Thresholds
Choose when to be alerted, 29 days, 13 days, 6 days before expiry, or all of the above.
Stay Protected
We continuously validate your certificate and alert you to any issues or upcoming expirations.