"LibreOffice Calc" matching MCP connectors:

One number per AI agent: route MCP calls to any agent, every call sealed in an on-chain log.

The hubs are the records; A2A-Passport.ai issues the passport.

Dispatch-boundary attestation: prove a tool call was issued for its exact arguments.

Real MCP handshake witness graded per-client, signed expiring receipt.

Domain security reconnaissance tools for AI agents via Model Context Protocol. 13 security tools — DNS, SSL, HTTP headers, email auth, port scan, propagation, reverse DNS, ASN/BGP, RDAP/WHOIS, subnet calc, and comprehensive security scan — callable from Claude Desktop and any MCP-compatible AI agent. Part of DechoNet. Every tool here is also a free web tool at dechonet.com — no sign-up, no API key — backed by error-fix guides. This package brings the same checks to AI agents.

DNS, WHOIS, SSL, IP geolocation, email validation, DNSBL blacklist, HTTP headers, subnet calc.

Concierge MCP for agentic workflows: verified time + drift, uuid, diff, calc, attest, verify.

Email, DNS, SPF/DMARC, site contacts, Markdown, IBAN, Swedish validators. Pay per call (x402).

A witness layer for AI agent tool calls.

Signed attestations for agents, $0.01/call via x402: URL witness, AI permission, tx finality, JWKS.