NetworkCalc

Overview

NetworkCalc is an MCP server that provides essential networking utilities via the NetworkCalc API. It enables AI assistants to perform DNS lookups, WHOIS queries, SPF record inspection, SSL/TLS certificate checks, and subnet analysis directly within conversations.

Key Features

• DNS Lookup — Resolve domain names to IP addresses and view DNS records
• WHOIS Lookup — Retrieve registration and ownership details for domains and IP addresses
• SPF and SSL inspection — Check Sender Policy Framework records and validate SSL/TLS certificates for any domain
• Subnet analysis — Analyze IP subnets and CIDR ranges for network planning and troubleshooting

Who is this for?

Network administrators, DevOps engineers, and security professionals who want to perform quick network diagnostics and lookups through their AI assistant. Useful for troubleshooting DNS issues, verifying domain ownership, checking certificate validity, and planning IP address allocations without leaving the AI conversation.