signx402.com

What we found

1 of these are critical or high. This page lists what a crawler runs into. The paid report adds the evidence for each one and how to fix it.

• highNo sitemap.Agent skill that fixes this: Sitemap Builder
• mediumNo structured data (JSON-LD) on the page.Agent skill that fixes this: JSON-LD Schema Writer
• mediumNo Open Graph tags (og:title, og:image).
• lowNo max-image-preview:large in the robots meta tag.Agent skill that fixes this: Search Console Next Action
• lowNo llms.txt.Agent skill that fixes this: llms.txt Writer
• lowrobots.txt does not list a Sitemap: line.Agent skill that fixes this: Robots.txt Policy Writer
• lowNo canonical link.Agent skill that fixes this: Canonical URL Decision
• lowNo Strict-Transport-Security header.

and 2 more.

Fixed something? Get re-scored.

Checks are bought by AI agents over x402, not in the browser. Give your agent this address — any x402 client can pay ($0.01 in USDC on Base, no account):

GET https://402registry.com/buy/one?site=https://signx402.com/

A paid check returns the full report at once, with evidence and a fix for each finding; this page and the catalog card show the new score within the hour. Without it, the site is re-checked for free every 30 days. What a check is and how to verify the terms before paying.