Check SSL/TLS certificate expiry and details for domains
Scanned 9/12/2026
Install to Claude Code
Skills Directorynpx -y skills add fisker086/AIOps --skill cert_checker --agent claude-codeInstalls into .claude/skills of the current project.
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---
name: certificate-checker
description: Check SSL/TLS certificate expiry and details for domains
activation_keywords: [certificate, ssl, tls, cert, expiry, expire, https]
execution_mode: client
---
# Certificate Checker Skill
Provides SSL/TLS certificate inspection:
- Check certificate expiry date
- View certificate issuer and subject
- List certificate chain
- Check certificate validity
Use `builtin_cert_checker` tool with fields:
- `domain`: target domain to check (required)
- `port`: (optional) port number (default: 443)
Note: Requires network access to the target domain.
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