Ssl Certificate Checker

Network REST API MCP network tool

Return the TLS certificate details of a public hostname: validity, issuer, subject, expiry and days remaining, protocol, key size, signature algorithm, serial, SHA-256 fingerprint and SANs. The scan can take a while; when status is "in_progress" call again after retry_after_seconds.

This page documents the HTTP endpoint POST /api/tools/ssl-certificate-checker/execute. See the MCP reference →

This tool fetches a fixed, hard-coded public upstream — never a private host. Results depend on that upstream.

Use in the browser View as Markdown

Call it over REST

POST https://api.findutils.com/api/tools/ssl-certificate-checker/execute · no API keys · 60 requests/min per IP

Execute — verified arguments

curl -X POST https://api.findutils.com/api/tools/ssl-certificate-checker/execute \
  -H "Content-Type: application/json" \
  -d '{
    "domain": "example.com"
  }'

Parameter schema for this endpoint

curl https://api.findutils.com/api/tools/ssl-certificate-checker

Interactive docs · OpenAPI 3.1 spec · All REST tools

Input schema

Argument	Type	Required	Description
domain	string	yes	Hostname to check, e.g. "example.com". A URL is accepted; only the hostname is used.

Example arguments (verified)

{
  "domain": "example.com"
}

Also an MCP tool

Claude, Cursor, and any MCP client can call this tool as findutils:ssl_certificate_checker after one connect command.

Connect once

claude mcp add findutils --transport http https://mcp.findutils.com/

Open the MCP reference for Ssl Certificate Checker →

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