{
 "metric": "security-headers",
 "segment": "ee",
 "anchor": "domain",
 "label": "Estonia (domains)",
 "population": "domains in Estonia",
 "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": 271,
  "qf_pct": 83.39,
  "ci": [
   78.5,
   87.35
  ],
  "dist": {
   "strong": 16.61,
   "partial": 18.08,
   "missing": 65.31
  },
  "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
 },
 "series": [
  {
   "day": "2026-08-01",
   "n": 95,
   "qf_pct": 83.16,
   "ci": [
    74.38,
    89.36
   ],
   "dist": {
    "strong": 16.84,
    "partial": 21.05,
    "missing": 62.11
   },
   "snapshot": "common-crawl-domain-stratified-c150-g2500-seed20260729"
  },
  {
   "day": "2026-08-03",
   "n": 96,
   "qf_pct": 82.29,
   "ci": [
    73.46,
    88.64
   ],
   "dist": {
    "strong": 17.71,
    "partial": 20.83,
    "missing": 61.46
   },
   "snapshot": "common-crawl-domain-stratified-c150-g2500-seed20260729"
  },
  {
   "day": "2026-08-04",
   "n": 272,
   "qf_pct": 83.09,
   "ci": [
    78.18,
    87.08
   ],
   "dist": {
    "strong": 16.91,
    "partial": 18.38,
    "missing": 64.71
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  },
  {
   "day": "2026-08-05",
   "n": 273,
   "qf_pct": 83.52,
   "ci": [
    78.66,
    87.45
   ],
   "dist": {
    "strong": 16.48,
    "partial": 18.32,
    "missing": 65.2
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  },
  {
   "day": "2026-08-06",
   "n": 273,
   "qf_pct": 82.42,
   "ci": [
    77.46,
    86.47
   ],
   "dist": {
    "strong": 17.58,
    "partial": 17.58,
    "missing": 64.84
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  },
  {
   "day": "2026-08-13",
   "n": 271,
   "qf_pct": 83.39,
   "ci": [
    78.5,
    87.35
   ],
   "dist": {
    "strong": 16.61,
    "partial": 18.08,
    "missing": 65.31
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  }
 ],
 "license": "CC BY 4.0",
 "source": "https://quietfailures.com/datasets/security-headers/ee"
}