agent-sign-guard-main-production.up.railway.app

TxPreflight provides an API for pre-sign EVM transaction risk screening for autonomous agents on the Base network.

Listed Score96/100Excellent

checked 2026-11-07apiai-and-agents

What we found

Nothing critical. This page lists what a crawler runs into. The paid report adds the evidence for each one and how to fix it.

  • lowNo max-image-preview:large in the robots meta tag.Agent skill that fixes this: Search Console Next Action
  • lowNo Strict-Transport-Security header.
  • lowNo favicon declared in the HTML.
  • lowStandard security headers are missing: Content-Security-Policy, X-Frame-Options (or CSP frame-ancestors), X-Content-Type-Options: nosniff.

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://agent-sign-guard-main-production.up.railway.app/

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.

Site overview

Host
agent-sign-guard-main-production.up.railway.app
Category
api
Topic
ai-and-agents
Score
96/100
Date
checked 2026-11-07
Visit agent-sign-guard-main-production.up.railway.app

Verify this

The badge below is generated from the same record and updates when the site is re-checked. Anyone can read the record without paying: https://402registry.com/api/check?url=https://agent-sign-guard-main-production.up.railway.app/

402registry badge for agent-sign-guard-main-production.up.railway.app

To show it on the site, paste this:

<a href="https://402registry.com/site/agent-sign-guard-main-production.up.railway.app"><img src="https://402registry.com/badge/agent-sign-guard-main-production.up.railway.app.svg" alt="402registry: agent-sign-guard-main-production.up.railway.app" height="20"></a>

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