{
 "metric": "security-headers",
 "segment": "de",
 "anchor": "domain",
 "label": "Germany (domains)",
 "population": "domains in Germany",
 "states": [
  "strong",
  "partial",
  "missing"
 ],
 "quiet_failure_states": [
  "partial",
  "missing"
 ],
 "measurement": "Tier 3a; check `Strict-Transport-Security`, `Content-Security-Policy`, `X-Frame-Options` on the homepage response. Denominator: `has_web`.",
 "why_it_matters": "HSTS is what stops the first, downgradeable request; CSP is what limits the damage of injected script. Both are one-line changes, and both are commonly switched off silently by a framework upgrade or a proxy change.",
 "limits": null,
 "data_tier": "http_3a",
 "population_predicate": "has_web",
 "entity_type": "domain",
 "kind": "failure",
 "latest": {
  "day": "2026-08-13",
  "n": 263,
  "qf_pct": 85.93,
  "ci": [
   81.21,
   89.62
  ],
  "dist": {
   "strong": 14.07,
   "partial": 19.39,
   "missing": 66.54
  },
  "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
 },
 "series": [
  {
   "day": "2026-08-01",
   "n": 98,
   "qf_pct": 85.71,
   "ci": [
    77.44,
    91.3
   ],
   "dist": {
    "strong": 14.29,
    "partial": 15.31,
    "missing": 70.41
   },
   "snapshot": "common-crawl-domain-stratified-c150-g2500-seed20260729"
  },
  {
   "day": "2026-08-03",
   "n": 100,
   "qf_pct": 85,
   "ci": [
    76.72,
    90.69
   ],
   "dist": {
    "strong": 15,
    "partial": 14,
    "missing": 71
   },
   "snapshot": "common-crawl-domain-stratified-c150-g2500-seed20260729"
  },
  {
   "day": "2026-08-04",
   "n": 261,
   "qf_pct": 85.82,
   "ci": [
    81.07,
    89.54
   ],
   "dist": {
    "strong": 14.18,
    "partial": 18.77,
    "missing": 67.05
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  },
  {
   "day": "2026-08-05",
   "n": 263,
   "qf_pct": 86.31,
   "ci": [
    81.63,
    89.95
   ],
   "dist": {
    "strong": 13.69,
    "partial": 18.63,
    "missing": 67.68
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  },
  {
   "day": "2026-08-06",
   "n": 262,
   "qf_pct": 85.88,
   "ci": [
    81.14,
    89.58
   ],
   "dist": {
    "strong": 14.12,
    "partial": 18.32,
    "missing": 67.56
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  },
  {
   "day": "2026-08-13",
   "n": 263,
   "qf_pct": 85.93,
   "ci": [
    81.21,
    89.62
   ],
   "dist": {
    "strong": 14.07,
    "partial": 19.39,
    "missing": 66.54
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  }
 ],
 "license": "CC BY 4.0",
 "source": "https://quietfailures.com/datasets/security-headers/de"
}