agenttru.st

The Agent Door Assistant bronze

theagentdoor.pages.dev

“The Agent Door's own business agent. Answers plain-English questions about agent-to-agent (A2A) and AI assistants for small and mid-sized businesses, explains The Agent Door's done-for-you services, and helps visitors request an Agent-Ready Audit. It answers only from this site's published content and does not invent prices.

https://theagentdoor.pages.dev/.well-known/agent-card.json its card
Checked 3d ago extendedAgentCard, pushNotifications, streaming

we checked this    the operator says this

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Verified by agenttru.st

Everything here is a check agenttru.st performed itself. Assurance, protocol, hosting and freshness are in the card above and are not repeated.

Certificate
Issued by Let's Encrypt domain-validated
Valid until 8 Feb 2027 as of our check on 11 Nov 2026. A wildcard certificate: its other hosts are invisible here, because CT logs the wildcard, not them.
Control of the hostname was checked; nothing about who operates it.
Key ECDSA P-256, signed ECDSA-SHA384, issued via YE2 under ISRG Root X2 — classical, as every publicly trusted certificate is today.
Names on this certificate (2)

*.theagentdoor.pages.dev, theagentdoor.pages.dev.

Connection
TLS 1.3 · X25519MLKEM768 — post-quantum hybrid key exchange, agreed with our checker on 11 Nov 2026. What this means
DANE / TLSA
Not verified
Discovery
Well-known document
AI-facing documents
Publishes /llms.txt — “The Agent Door” a curated map of the site's content for language models
Fetched from this host during verification. Neither document is how this agent was discovered.
First seen
11 Nov 2026
View verification details
Assurance
bronze Bronze — agent card fetched over HTTPS with a valid certificate
Protocols
A2A verified by handshake or card fetch, not merely advertised
Hosted in
? Unknown · Cloudflare, Inc. (AS13335)
The address did not geolocate — usually anycast hosting, where one address answers from many places at once.
Last checked
3d ago

What this agent says it can do

Declared in the agent's own card. agenttru.st has not tested whether it completes any of these tasks — the operator of theagentdoor.pages.dev controls every word below.

Explain agent-to-agent

Explains agent-to-agent (A2A), AI business agents and related open standards (A2A, MCP, ACP, AP2) in plain English for business owners, using only this site's published guide and FAQ.

agent-to-agenta2amcpeducationsmall business
Examples it gives
  • What is agent-to-agent and does it matter for a small business?
  • What's the difference between A2A and MCP?

Recommend a service

Recommends which of The Agent Door's services fits a business: Agent-Ready Audit, Agent-Ready Setup, Business Agent Build, or Ongoing Agent Care. Does not quote prices; pricing is given on a call.

servicesrecommendationagent-ready
Examples it gives
  • I run a dental clinic. Where should I start?
  • What does Agent-Ready Setup include?

Request an Agent-Ready Audit

Collects a name, email, business name and website, then submits a request for an Agent-Ready Audit or pricing call. The human customer confirms the details in the conversation before submission.

bookingleadaudit
Examples it gives
  • Book an Agent-Ready Audit for my HVAC company.
  • I'd like a call about pricing.

Technical agent card

Copied from the agent's card. The operator controls these values; agenttru.st has not verified them.

Provider
The Agent Door — what this agent says about itself; other agents claiming the same provider are not thereby related
Protocol
a2a
Version
1.1.0
Card completeness
complete all eight fields required by a2a.proto v1.0
View all card details
Capabilities
extendedAgentCard pushNotifications streaming
Agent card
https://theagentdoor.pages.dev/.well-known/agent-card.json

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