generated: '2026-08-13' method: probed source: live HTTP probes of the corporate host and every owned-brand storefront host notes: >- Two very different results on one company. The corporate host www.centricbrands.com (Squarespace) returns 404 on every /.well-known/ path probed — its catch-all answers with the site's HTML 404 page, so nothing there is a document. The owned-brand DTC storefronts (Shopify) serve real JSON at /.well-known/ucp, /.well-known/openid-configuration and /.well-known/oauth-authorization-server on all eight hosts checked. Saved documents in this directory are the verbatim www.hudsonjeans.com copies; the other seven hosts return the same shape with a per-store Shopify shop id. hosts: - host: https://www.centricbrands.com role: corporate platform: Squarespace documents: - path: /.well-known/security.txt status: 404 - path: /.well-known/openid-configuration status: 404 note: HTML 404 shell, not a document - path: /.well-known/oauth-authorization-server status: 404 note: HTML 404 shell, not a document - path: /.well-known/api-catalog status: 404 note: HTML 404 shell, not a document - path: /.well-known/ai-plugin.json status: 404 note: HTML 404 shell, not a document - path: /.well-known/agent-card.json status: 404 - path: /.well-known/agent.json status: 404 - host: https://www.hudsonjeans.com role: owned-brand storefront platform: Shopify documents: - path: /.well-known/ucp status: 200 file: centric-brands-ucp.json - path: /.well-known/openid-configuration status: 200 file: centric-brands-openid-configuration.json - path: /.well-known/oauth-authorization-server status: 200 file: centric-brands-oauth-authorization-server.json - path: /llms.txt status: 200 file: llms/centric-brands-hudson-jeans-llms.txt - path: /.well-known/security.txt status: 404 - path: /.well-known/api-catalog status: 404 - path: /.well-known/ai-plugin.json status: 404 - path: /.well-known/agent-card.json status: 404 - host: https://www.joesjeans.com role: owned-brand storefront platform: Shopify documents: - path: /.well-known/ucp status: 200 - path: /.well-known/openid-configuration status: 200 - path: /.well-known/oauth-authorization-server status: 200 - path: /llms.txt status: 200 - path: /.well-known/security.txt status: 404 - host: https://www.favoritedaughter.com role: owned-brand storefront platform: Shopify documents: - path: /.well-known/ucp status: 200 - path: /.well-known/openid-configuration status: 200 - path: /.well-known/oauth-authorization-server status: 200 - path: /llms.txt status: 200 - path: /.well-known/security.txt status: 404 - host: https://www.buffalojeans.com role: owned-brand storefront platform: Shopify documents: - path: /.well-known/ucp status: 200 - path: /.well-known/openid-configuration status: 200 - path: /.well-known/oauth-authorization-server status: 200 - path: /llms.txt status: 200 - path: /.well-known/security.txt status: 404 - host: https://www.avirex.com role: owned-brand storefront platform: Shopify documents: - path: /.well-known/ucp status: 200 - path: /.well-known/openid-configuration status: 200 - path: /.well-known/oauth-authorization-server status: 200 - path: /llms.txt status: 200 - path: /.well-known/security.txt status: 404 - host: https://www.herveleger.com role: owned-brand storefront platform: Shopify documents: - path: /.well-known/ucp status: 200 - path: /.well-known/openid-configuration status: 200 - path: /.well-known/oauth-authorization-server status: 200 - path: /llms.txt status: 200 - path: /.well-known/security.txt status: 404 - host: https://www.zacposen.com role: owned-brand storefront platform: Shopify documents: - path: /.well-known/ucp status: 200 - path: /.well-known/openid-configuration status: 200 - path: /.well-known/oauth-authorization-server status: 200 - path: /llms.txt status: 200 - path: /.well-known/security.txt status: 404 - host: https://www.robertgraham.us role: owned-brand storefront platform: Shopify documents: - path: /.well-known/ucp status: 200 - path: /.well-known/openid-configuration status: 200 - path: /.well-known/oauth-authorization-server status: 200 - path: /llms.txt status: 200 - path: /.well-known/security.txt status: 404 - host: https://api.centricbrands.com role: unconfigured subdomain platform: Cloudways / nginx documents: - path: / status: 200 note: >- Serves the stock "Cloudways PHP Hosting" placeholder page with noindex,nofollow — an unconfigured application, not an API. Every API path probed (/openapi.json, /swagger.json, /graphql, /api-docs, /docs, /v1/openapi.json, /.well-known/agent-card.json) returned 404. - path: /openapi.json status: 404 - path: /graphql status: 404 - path: /.well-known/agent-card.json status: 404 security_txt: false agent_card: false