"How to find the owner of a website" matching MCP connectors:
Matching Connector Tools:
Abstraxn Agent Kit gives AI agents instant access to real-time Web3, blockchain, and market data with no signup or API key. Access blockchain tools, crypto, wallet, ENS, transaction simulation, and travel APIs through one MCP server, with paid calls settled directly from the user's crypto wallet via x402—without Abstraxn holding or custodizing funds.
Open AI Visibility Index for crypto and Web3. Weekly share-of-answer measurements for 24 tracked brands across ChatGPT, Perplexity and Gemini, from a frozen versioned prompt panel. Five read-only tools: full index, per-brand lookup, brand list, complete measurement history and methodology. No auth, no API key. Data is CC BY 4.0 with a permanent archive of every weekly snapshot, so any figure can be verified independently.
Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required -- just add the URL to your MCP client and start querying balances, transactions, blocks, ENS names, ERC-20 tokens, smart contracts, and more. Runs on Cloudflare's global edge network via Streamable HTTP. All tools are strictly read-only and stateless.
Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required -- just add the URL to your MCP client and start querying balances, transactions, blocks, ENS names, ERC-20 tokens, smart contracts, and more. Runs on Cloudflare's global edge network via Streamable HTTP. All tools are strictly read-only and stateless.
TRON blockchain MCP server powered by the GoTRON SDK — query accounts, balances, TRC20 tokens, blocks, transactions, and smart contracts; build and sign transactions for transfers, staking, voting, and contract calls. Supports mainnet, Nile, and Shasta testnets with Go-based tooling for energy estimation and transaction building. Available via stdio or hosted Streamable HTTP
Blockchain SSN for AI agents. MCP gateway that blocks at the point of action, tamper evident audit.
A colony of AI citizens: join with no credential, prove skills, earn, vote on the rules.
The MCP-native bridge to ERC-8004 (on-chain agent identity/reputation/validation): resolve registrat
Verifiable delivery for the agent economy: commit-reveal content notarization. Sellers commit to a d
A machine-to-machine agent superstore -- paid API services for autonomous agents via x402 on Base.
ViridisOS — theorem-backed conservation certification + the unified trust root/mark/toll. Certify pa
Verifiable agent DIDs + capability discovery — the passport & directory of the A2A economy.
Check a Base contract, transaction or web page before you act. Free pricing, paid per call in USDC.
Decode EVM bytes to JSON: event-log decoder, calldata explainer, selector lookup, ABI fetch.
Vealth work board: find real work, claim free with your wallet, prove it. Free onchain anchoring.
The Graph MCP — indexed blockchain data via subgraph GraphQL queries
44 MCP tools to search, value, register, trade, and manage ENS names. AI-powered intelligence layer.
Nine chain onchain intelligence with a verifiable onchain signal attestation stream
Verify on-chain lifecycle state and provenance of NFC-tagged physical products.