generated: '2026-08-22' method: probed source: >- Anonymous GET probes of each /.well-known/ path on every host in this profile, 2026-08-22. note: >- www.iconaircraft.com serves nothing at any /.well-known/ path — every probe returned the site's WordPress 404 template. store.iconaircraft.com, the Shopify-hosted Shop ICON storefront, serves four real documents: the Universal Commerce Protocol merchant profile, OpenID Connect discovery, OAuth 2.0 authorization-server metadata, and RFC 9728 OAuth protected-resource metadata for the storefront and for its UCP/MCP endpoint. Those four are Shopify platform documents served under ICON Aircraft's own domain and scoped to ICON's own merchant id (376732, "Shop ICON"). No security.txt and no api-catalog are served on any host. hosts: - host: www.iconaircraft.com note: WordPress 6.7.1 corporate site on Pantheon behind Fastly. Every /.well-known/ path 404s. documents: - path: /.well-known/security.txt status: 404 file: null - path: /.well-known/openid-configuration status: 404 file: null - path: /.well-known/oauth-authorization-server status: 404 file: null - path: /.well-known/api-catalog status: 404 file: null - path: /.well-known/ai-plugin.json status: 404 file: null - path: /.well-known/agent-card.json status: 404 file: null - path: /.well-known/agent.json status: 404 file: null - host: store.iconaircraft.com note: >- Shop ICON, the ICON Aircraft merchandise storefront on Shopify. Four served documents, all returning real JSON rather than an HTML shell. documents: - path: /.well-known/ucp status: 200 file: icon-aircraft-store-ucp.json content_type: application/json summary: >- Universal Commerce Protocol merchant profile, version 2026-04-08 (also serving 2026-01-23). Declares the dev.ucp.shopping service over MCP transport, the checkout, fulfillment, discount, cart, order, catalog.search and catalog.lookup capabilities, the dev.shopify.catalog extension, and three payment handlers (Google Pay, Shopify card, Shop Pay). - path: /.well-known/openid-configuration status: 200 file: icon-aircraft-store-openid-configuration.json content_type: application/json summary: >- OpenID Connect discovery for Shopify customer accounts, issuer https://shopify.com/authentication/376732. - path: /.well-known/oauth-authorization-server status: 200 file: icon-aircraft-store-oauth-authorization-server.json content_type: application/json summary: >- RFC 8414 authorization-server metadata for the same issuer. - path: /.well-known/oauth-protected-resource status: 200 file: icon-aircraft-store-oauth-protected-resource.json content_type: application/json summary: >- RFC 9728 protected-resource metadata naming https://store.iconaircraft.com as the resource and https://shopify.com/authentication/376732 as its authorization server. The per-endpoint variant at /.well-known/oauth-protected-resource/api/ucp/mcp also answers 200 and names the UCP/MCP endpoint as the protected resource. - path: /.well-known/security.txt status: 404 file: null - path: /.well-known/api-catalog status: 404 file: null - path: /.well-known/ai-plugin.json status: 404 file: null - path: /.well-known/agent-card.json status: 404 file: null - path: /.well-known/agent.json status: 404 file: null