SSL Checker

ssl

Inspect SSL/TLS certificates for a hostname.

Part of Nexabit Network Utilities — browser diagnostics by Nexabit IT Solutions. API pricing · Developer login

What this tool does

Inspect SSL/TLS certificates for a hostname.

Best for

Inspecting live TLS certificates on public hostnames.

Common use cases

  • Validate chain, issuer, and SAN coverage before launch
  • Troubleshoot HTTPS errors reported by browsers
  • Certificate audits during security reviews

SSL Checker

Results

Tip: Results open in Visual mode (tables and cards). Use the JSON tab or Copy/Download to export raw output for tickets and runbooks.

Frequently Asked Questions

SSL Checker is a browser-based utility on Nexabit Network Utilities. Inspect SSL/TLS certificates for a hostname.

SSL Checker inspects the certificate right now for a single hostname. SSL Expiry Monitor is designed to track multiple certificates over time in your Workspace watchlist.

SSL Checker can be used in your browser without a developer account. Programmatic access via the Developer API requires a logged-in account and an active API plan — see /pricing.

SSL Checker is part of Nexabit Network Utilities, built and maintained by Nexabit IT Solutions.

Related Tools

SSL Expiry Checker

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Check certificate expiration dates and days remaining.

PEM Decoder

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Decode PEM-encoded certificates and keys to inspect details.