generated: '2026-09-23'
method: probed
source: pre-flight dossier (docs platform, portal detections) + CNAME chains and response headers of the hosts apis.yml names
registry: all/0-working/vendors.yml
areas_vocabulary:
- documentation
- developer-portal
- api-gateway
- cdn
- hosting
- sdk-generation
- api-collections
- status-page
- support
- community
- identity
- mcp-hosting
vendors:
- vendor: cloudflare
  name: Cloudflare
  area: cdn
  host: appen.com
  evidence: header:cf-ray
  signal: header
  confidence: high
  kin_score:
  - https_enforced
  - hsts
- vendor: cloudfront
  name: Amazon CloudFront
  area: cdn
  host: developer.appen.com
  evidence: cname:cloudfront.net
  signal: cname
  confidence: high
  kin_score: []
checked:
- 'docs-platform: no-docs-host'
- status.appen.com (StatusPage)
- appen.com (Website)
- developer.appen.com (DeveloperPortal)
- developer.appen.com (Documentation)
- developer.appen.com (APIReference)
- api.appen.com (baseURL)