INDIVIDUAL MCP TOOL

ssl_certificates

SSL/TLS certificates issued for a domain, from Certificate Transparency logs (crt.sh): issuer, validity, names, plus every hostname seen on them (a quick subdomain inventory).

domainlookup.devnone authenticationAvailability not checked

LIVE ENDPOINT

https://domainlookup.dev/mcp

No auth detected

Connect to this endpoint to inspect the live schema for ssl_certificates and invoke it with your own arguments.

Indexed input schema

{}

Risk classification

Inferred read-only · medium confidence · heuristic, not a guarantee.

No write-capable action terms were found; this is not proof that invocation has no side effects.

Parent server

domainlookup.dev

CONNECT WITH APPROVAL

Client installation

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.domainlookup]
url = "https://domainlookup.dev/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "domainlookup": {
      "type": "http",
      "url": "https://domainlookup.dev/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: domainlookup
Remote MCP URL: https://domainlookup.dev/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "domainlookup": {
      "url": "https://domainlookup.dev/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "domainlookup": {
      "type": "http",
      "url": "https://domainlookup.dev/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "domainlookup",
  "transport": "streamable-http",
  "url": "https://domainlookup.dev/mcp"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

Related tools

check_domain_availability — Check whether a domain is available to register.
bulk_check_availability — Check availability of up to 10 domains at once.
suggest_domains — Check one name across many TLDs (acme → acme.com, acme.io, acme.ai, …) and report which are available.
whois_lookup — Registration data from the registry over RDAP (modern WHOIS): registrar, abuse contact, creation/expiry/update dates, EPP status codes, nameservers, DNSSEC, domain age.
domain_age — How old a domain is (registration date, age in days/years) and how many days until it expires.
dns_lookup — DNS records of a name via Cloudflare DNS-over-HTTPS.