# rippling probes, 2026-09-18T06:08Z, from a cloud container (one IP), no credentials, no payment # Responses are cut at 6000 bytes (initialize), 2500 (protected resource), 9000 (authorization server), 4000 (REST). Nothing here was sent with a credential. ## 1. MCP initialize, POST https://mcp.rippling.com/mcp $ curl -sS -i -m 25 -X POST https://mcp.rippling.com/mcp -H 'Content-Type: application/json' -H 'Accept: application/json, text/event-stream' -d '' HTTP/1.1 200 Connection Established HTTP/2 401 date: Fri, 18 Sep 2026 06:08:02 GMT content-type: application/json content-length: 79 www-authenticate: Bearer realm="OAuth", resource_metadata="https://mcp.rippling.com/.well-known/oauth-protected-resource/mcp", error="invalid_token", error_description="Missing or invalid access token" strict-transport-security: max-age=31536000; includeSubDomains; preload x-content-type-options: nosniff server: cloudflare cf-ray: a3ce2c81ae4e889f-BOS {"error":"invalid_token","error_description":"Missing or invalid access token"} ## 2. Protected-resource metadata, GET https://mcp.rippling.com/.well-known/oauth-protected-resource/mcp HTTP/1.1 200 Connection Established HTTP/2 403 date: Fri, 18 Sep 2026 06:08:03 GMT content-type: text/html; charset=UTF-8 cache-control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0 expires: Thu, 01 Jan 1970 00:00:01 GMT referrer-policy: same-origin x-frame-options: SAMEORIGIN strict-transport-security: max-age=31536000; includeSubDomains; preload x-content-type-options: nosniff server: cloudflare cf-ray: a3ce2c85e8f67ad5-BOS Attention Required! | Cloudflare

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