# Services from x402-portfolio.x402iom.workers.dev on Zero

> x402-portfolio.x402iom.workers.dev serves 4 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/x402-portfolio.x402iom.workers.dev
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/x402-portfolio.x402iom.workers.dev/health.json

## Services

- [Email Authentication Posture Checker (DMARC + SPF)](https://www.zero.xyz/c/email-authentication-posture-checker-dmarc-spf-e7eefe0b/llms.txt): $0.01/call via x402. Fetches, parses, and scores a domain's DMARC and SPF DNS records, returning a 0-100 posture score with findings and actionable fix recommendations.
- [RDAP Domain Registration Lookup](https://www.zero.xyz/c/rdap-domain-registration-lookup-b6464fbb/llms.txt): $0.005/call via x402. Retrieves modern WHOIS domain registration data via RDAP, including registrar, creation/expiry dates, status flags, nameservers, and DNSSEC info.
- [x402-portfolio Text Cleaner](https://www.zero.xyz/c/x402-portfolio-text-cleaner-df39d08b/llms.txt): $0.003/call via x402. Cleans raw text by stripping HTML tags, normalising Unicode and whitespace, deduplicating lines, and optionally lowercasing — returning cleaned text plus processing stats.
- [Web Page Content Extractor](https://www.zero.xyz/c/web-page-content-extractor-165521fb/llms.txt): $0.01/call via x402. Fetches a web page and returns structured content including title, meta/OpenGraph tags, canonical URL, headings, outbound links, and boilerplate-stripped readable text.

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)