{
  "dataset": "AWSExpansion Cloud Index",
  "version": "Q2 2026",
  "date_published": "2026-06-01",
  "next_update": "2026-09-01",
  "source_url": "https://cloud.awsexpansion.com/report.html",
  "license": "CC-BY-4.0 — free to cite with attribution",
  "total_companies_tracked": 67813,
  "companies_with_detected_cloud": 13293,
  "detection_rate_pct": 19.6,
  "cloud_market_share": {
    "AWS": {
      "companies": 9522,
      "share_of_detected_pct": 71.6,
      "color_hex": "#ff9900"
    },
    "Azure": {
      "companies": 2292,
      "share_of_detected_pct": 17.2,
      "color_hex": "#0078d4"
    },
    "GCP": {
      "companies": 1125,
      "share_of_detected_pct": 8.5,
      "color_hex": "#4285f4"
    },
    "Multi": {
      "companies": 354,
      "share_of_detected_pct": 2.7,
      "color_hex": "#8b5cf6"
    }
  },
  "methodology": {
    "signals": ["DNS CNAME analysis", "HTTP response headers", "IP ASN lookup", "TLS certificate patterns"],
    "coverage_note": "Conservative lower bound. Companies routing via Cloudflare/Akamai WAF may show as undetected."
  }
}