# Services from kollmz.site:8443 on Zero

> kollmz.site:8443 serves 8 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/kollmz.site%3A8443
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/kollmz.site%3A8443/health.json

## Services

- [x402 Web Probe – Hub Europe (Germany)](https://www.zero.xyz/c/x402-web-probe-hub-europe-germany-224ae784/llms.txt): $0.001/call via x402. Performs pay-per-call HTTP uptime checks, latency measurements, and TLS certificate validation for a given URL, measured from a European (Germany) vantage point.
- [x402 Web Probe – Fetch to Markdown (Hub Europe, Germany)](https://www.zero.xyz/c/x402-web-probe-fetch-to-markdown-hub-europe-germany-3c296788/llms.txt): $0.003/call via x402. Fetches a public web page from a European vantage point and converts its content to Markdown, returning the page title, HTTP status, and full Markdown text.
- [x402 Web Probe – Domain DNS/TLS/RDAP Lookup (Hub Europe, Germany)](https://www.zero.xyz/c/x402-web-probe-domain-dns-tls-rdap-lookup-hub-europe-germany-dfaac43b/llms.txt): $0.002/call via x402. Looks up DNS records, TLS certificate details, and RDAP registration info for a given domain, measured from a European hub, paid per-call via USDC on Base.
- [ERC-20 Token Balance Lookup (Europe Hub)](https://www.zero.xyz/c/erc-20-token-balance-lookup-europe-hub-c6145eb2/llms.txt): $0.002/call via x402. Returns the ERC-20 token balance for a given wallet address on Base or Ethereum, paid per-call via USDC on Base using x402.
- [ENS Name Resolution via x402 Web Probe (Hub Europe)](https://www.zero.xyz/c/ens-name-resolution-via-x402-web-probe-hub-europe-55fcdb3e/llms.txt): $0.002/call via x402. Resolves an ENS (Ethereum Name Service) name to its Ethereum address (or performs reverse lookup), paid per-call via USDC on Base using x402.
- [x402 Web Probe – Hub Europe (Germany) /v1/meta](https://www.zero.xyz/c/x402-web-probe-hub-europe-germany-v1-meta-575b346f/llms.txt): $0.002/call via x402. Fetches a public URL from a European (Germany) vantage point and returns its parsed metadata including title, headings, Open Graph tags, and outbound links as structured JSON.
- [EVM Chain Balance Lookup (Europe Hub)](https://www.zero.xyz/c/evm-chain-balance-lookup-europe-hub-28325993/llms.txt): $0.002/call via x402. Returns the current ETH balance, nonce, and block number for an EVM address on Base or Ethereum, queried from a European node, paid per-call via x402/USDC.
- [x402 Web Probe – Blockchain Transaction Lookup (Hub Europe, Germany)](https://www.zero.xyz/c/x402-web-probe-blockchain-transaction-lookup-hub-europe-germany-364d85a4/llms.txt): $0.002/call via x402. Looks up details of a blockchain transaction by hash on Base or Ethereum, returning status, block, gas used, confirmations, and value — paid per-call via USDC on Base.

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)