{
  "markdown": "# DNS Lookup API\n\n[![MCP Server](https://img.shields.io/badge/MCP-server-blue)](https://dns-lookup.api.klymax402.com/mcp)\n[![x402](https://img.shields.io/badge/payments-x402-6E56CF)](https://x402.org)\n[![License: MIT](https://img.shields.io/badge/license-MIT-green)](LICENSE)\n\nLookup DNS records (A, AAAA, MX, TXT, CNAME, NS, SOA, SRV) via Cloudflare DNS-over-HTTPS. Fast and reliable. Pay-per-call via [x402](https://x402.org) (USDC on Base L2) -- no API key, no signup, no rate-limit wall.\n\nPart of the [klymax402](https://klymax402.com) marketplace -- 100 x402 micropayment APIs for AI agents, one wallet, USDC on Base.\n\n## Quickstart -- MCP\n\nAdd to your MCP client config (Claude Desktop, Cursor, ElizaOS, etc.):\n\n```json\n{\n  \"mcpServers\": {\n    \"dns-lookup\": {\n      \"url\": \"https://dns-lookup.api.klymax402.com/mcp\"\n    }\n  }\n}\n```\n\n## Quickstart -- HTTP (x402)\n\n```bash\ncurl -X POST \"https://dns-lookup.api.klymax402.com/api/lookup\" \\\n  -H \"Content-Type: application/json\" \\\n  -d '{\"domain\":\"...\"}'\n# -> 402 Payment Required, with an x402 payment challenge in the response body\n```\n\nAny x402-aware client ([`@x402/fetch`](https://www.npmjs.com/package/@x402/fetch), [`x402-agent-tools`](https://www.npmjs.com/package/x402-agent-tools), ATXP) handles the 402 -> sign -> retry cycle automatically.\n\n## Tools\n\n| Tool | Method | Path | Price | Description |\n|---|---|---|---|---|\n| `network_lookup_dns` | POST | `/api/lookup` | $0.005 | Lookup DNS records for a domain |\n\n### `network_lookup_dns`\n\nUse this when you need to look up DNS records for a domain. Returns all matching records in JSON via Cloudflare DNS-over-HTTPS.\n\n**Parameters**\n\n| Name | Type | Required | Description |\n|---|---|---|---|\n| `domain` | string | yes | Domain name to lookup (e.g. example.com) |\n| `type` | string | no | DNS record type: A, AAAA, MX, TXT, CNAME, NS, SOA, SRV (default: A) |\n\nExample response:\n\n```json\n{\"domain\":\"example.com\",\"type\":\"A\",\"records\":[{\"name\":\"example.com\",\"type\":\"A\",\"data\":\"93.184.216.34\",\"ttl\":3600}],\"queryTime\":12,\"resolver\":\"cloudflare\"}\n```\n\n**When to use**: verifying DNS configuration, checking MX records before email setup, auditing TXT records for SPF/DKIM/DMARC, and debugging domain resolution issues.\n\n**Not for**: SSL certificate check (use `security_check_ssl`), WHOIS domain info (use `domain_lookup_intelligence`), HTTP header analysis (use `network_analyze_headers`).\n\n## Example agent prompts\n\n- \"Look up DNS records for a domain\"\n\n## Payment\n\n- Protocol: [x402](https://x402.org) -- HTTP-native pay-per-call, no signup, no API key\n- Network: Base L2 (`eip155:8453`)\n- Asset: USDC\n- Facilitator: Coinbase CDP (primary), PayAI (fallback)\n- Also reachable via [ATXP](https://atxp.ai) (OAuth-wrapped x402, RFC 9728 protected-resource metadata)\n\n## Part of klymax402\n\n100 x402 micropayment APIs for AI agents -- one wallet, USDC on Base, zero signup.\n\n- Catalog: https://klymax402.com/llms.txt\n- Full API reference: https://klymax402.com/llms-full.txt\n- Live stats: https://klymax402.com/stats\n\n## License\n\nMIT\n",
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  "sha": "221f8296b543cb925853e81c52ecf4905175a2838b109dea0cc7d2ba64f18862",
  "repo_slug": "br0ski777/dns-lookup-x402",
  "fonte": "repo",
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  "api": "https://agentalog.com/api/listings/mcp_io_github_br0ski777_dns_lookup_33ff4a7f/readme"
}