{
 "metric": "https-redirect",
 "segment": "pt",
 "anchor": "domain",
 "label": "Portugal (domains)",
 "population": "domains in Portugal",
 "states": [
  "enforced",
  "missing"
 ],
 "quiet_failure_states": [
  "missing"
 ],
 "measurement": "Tier 3a, one GET; follow redirects and read the final scheme. Denominator: `has_web`.",
 "why_it_matters": "A valid certificate is worthless if the site still answers on port 80 — visitors and links arrive over HTTP and are never upgraded. HTTPS is \"installed\" but optional.",
 "limits": null,
 "data_tier": "http_3a",
 "population_predicate": "has_web",
 "entity_type": "domain",
 "kind": "failure",
 "latest": {
  "day": "2026-08-13",
  "n": 263,
  "qf_pct": 26.62,
  "ci": [
   21.64,
   32.27
  ],
  "dist": {
   "enforced": 73.38,
   "missing": 26.62
  },
  "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
 },
 "series": [
  {
   "day": "2026-08-01",
   "n": 81,
   "qf_pct": 29.63,
   "ci": [
    20.79,
    40.31
   ],
   "dist": {
    "enforced": 70.37,
    "missing": 29.63
   },
   "snapshot": "common-crawl-domain-stratified-c150-g2500-seed20260729"
  },
  {
   "day": "2026-08-03",
   "n": 108,
   "qf_pct": 25.93,
   "ci": [
    18.59,
    34.92
   ],
   "dist": {
    "enforced": 74.07,
    "missing": 25.93
   },
   "snapshot": "common-crawl-domain-stratified-c150-g2500-seed20260729"
  },
  {
   "day": "2026-08-04",
   "n": 265,
   "qf_pct": 25.28,
   "ci": [
    20.43,
    30.84
   ],
   "dist": {
    "enforced": 74.72,
    "missing": 25.28
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  },
  {
   "day": "2026-08-05",
   "n": 266,
   "qf_pct": 26.32,
   "ci": [
    21.39,
    31.92
   ],
   "dist": {
    "enforced": 73.68,
    "missing": 26.32
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  },
  {
   "day": "2026-08-06",
   "n": 263,
   "qf_pct": 25.86,
   "ci": [
    20.94,
    31.47
   ],
   "dist": {
    "enforced": 74.14,
    "missing": 25.86
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  },
  {
   "day": "2026-08-13",
   "n": 263,
   "qf_pct": 26.62,
   "ci": [
    21.64,
    32.27
   ],
   "dist": {
    "enforced": 73.38,
    "missing": 26.62
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  }
 ],
 "license": "CC BY 4.0",
 "source": "https://quietfailures.com/datasets/https-redirect/pt"
}