{
 "metric": "security-headers",
 "segment": "at",
 "anchor": "domain",
 "label": "Austria (domains)",
 "population": "domains in Austria",
 "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": 279,
  "qf_pct": 88.53,
  "ci": [
   84.26,
   91.76
  ],
  "dist": {
   "strong": 11.47,
   "partial": 27.96,
   "missing": 60.57
  },
  "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
 },
 "series": [
  {
   "day": "2026-08-01",
   "n": 101,
   "qf_pct": 83.17,
   "ci": [
    74.69,
    89.22
   ],
   "dist": {
    "strong": 16.83,
    "partial": 16.83,
    "missing": 66.34
   },
   "snapshot": "common-crawl-domain-stratified-c150-g2500-seed20260729"
  },
  {
   "day": "2026-08-03",
   "n": 102,
   "qf_pct": 83.33,
   "ci": [
    74.92,
    89.33
   ],
   "dist": {
    "strong": 16.67,
    "partial": 16.67,
    "missing": 66.67
   },
   "snapshot": "common-crawl-domain-stratified-c150-g2500-seed20260729"
  },
  {
   "day": "2026-08-04",
   "n": 282,
   "qf_pct": 89.01,
   "ci": [
    84.82,
    92.15
   ],
   "dist": {
    "strong": 10.99,
    "partial": 28.01,
    "missing": 60.99
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  },
  {
   "day": "2026-08-05",
   "n": 279,
   "qf_pct": 88.17,
   "ci": [
    83.85,
    91.45
   ],
   "dist": {
    "strong": 11.83,
    "partial": 27.6,
    "missing": 60.57
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  },
  {
   "day": "2026-08-06",
   "n": 279,
   "qf_pct": 88.17,
   "ci": [
    83.85,
    91.45
   ],
   "dist": {
    "strong": 11.83,
    "partial": 27.24,
    "missing": 60.93
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  },
  {
   "day": "2026-08-13",
   "n": 279,
   "qf_pct": 88.53,
   "ci": [
    84.26,
    91.76
   ],
   "dist": {
    "strong": 11.47,
    "partial": 27.96,
    "missing": 60.57
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  }
 ],
 "license": "CC BY 4.0",
 "source": "https://quietfailures.com/datasets/security-headers/at"
}