In-depth architectural comparison of the MCP Shodan and Checker MCP MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.
At a Glance & Executive Verdict
MCP Shodan
Security · Local stdio
Quality: 67/100 (Great) | Auth: API Key required
Checker MCP
Security · Local stdio
Quality: 56/100 (Good) | Auth: No auth required
Verdict Summary: Choose MCP Shodan if you need specialized Security tools running via a local process. Choose Checker MCP if your workspace requires Security integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.
Which MCP Server Should You Choose?
Choose MCP Shodan when:
You need dedicated capabilities in the Security domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: API Key required (BYOK (Pay Provider Direct)).
MCP server for querying the Shodan API and Shodan CVEDB. This server provides tools for IP lookups, device searches, DNS lookups, vulnerability queries, CPE lookups, and more.
Domain security & privacy checker: 17 live checks (SPF, DMARC, DKIM, DNSSEC, TLS, CAA, security headers) scored 0-100 with remediation. Local-first, zero telemetry. In the official MCP Registry as com.oksigenia/checker-mcp; npm @oksigenia/checker-mcp.
Category & Scope
Tools & Capabilities Breakdown
MCP Shodan Tools (22)
ip_lookup
ip
shodan_search
query
max_results
cve_lookup
cve
dns_lookup
hostnames
Ready-to-Paste Client Configurations
Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).
MCP Shodan is categorized under Security and uses a local stdio subprocess. In contrast, Checker MCP belongs to Security using local stdio subprocess. Select MCP Shodan when you need capabilities focused on security and Checker MCP when you require tools for security.