{
 "metric": "cert-trust",
 "segment": "de",
 "anchor": "domain",
 "label": "Germany (domains)",
 "population": "domains in Germany",
 "states": [
  "ok",
  "hostname_mismatch",
  "self_signed"
 ],
 "quiet_failure_states": [
  "hostname_mismatch",
  "self_signed"
 ],
 "measurement": "Tier 2; compare issuer/subject and check the SAN list covers the host. Denominator: `has_web`.",
 "why_it_matters": "HTTPS is present, the port is open, TLS negotiates — and every visitor gets a browser warning, or would if they checked. Encryption without authentication.",
 "limits": null,
 "data_tier": "tls",
 "population_predicate": "has_web",
 "entity_type": "domain",
 "kind": "failure",
 "latest": {
  "day": "2026-08-12",
  "n": 266,
  "qf_pct": 11.28,
  "ci": [
   8.02,
   15.64
  ],
  "dist": {
   "self_signed": 2.63,
   "hostname_mismatch": 8.65,
   "ok": 88.72
  },
  "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
 },
 "series": [
  {
   "day": "2026-08-01",
   "n": 98,
   "qf_pct": 12.24,
   "ci": [
    7.15,
    20.19
   ],
   "dist": {
    "ok": 87.76,
    "hostname_mismatch": 9.18,
    "self_signed": 3.06
   },
   "snapshot": "common-crawl-domain-stratified-c150-g2500-seed20260729"
  },
  {
   "day": "2026-08-03",
   "n": 100,
   "qf_pct": 13,
   "ci": [
    7.76,
    20.98
   ],
   "dist": {
    "self_signed": 3,
    "hostname_mismatch": 10,
    "ok": 87
   },
   "snapshot": "common-crawl-domain-stratified-c150-g2500-seed20260729"
  },
  {
   "day": "2026-08-04",
   "n": 264,
   "qf_pct": 11.36,
   "ci": [
    8.08,
    15.76
   ],
   "dist": {
    "ok": 88.64,
    "hostname_mismatch": 8.71,
    "self_signed": 2.65
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  },
  {
   "day": "2026-08-05",
   "n": 264,
   "qf_pct": 11.36,
   "ci": [
    8.08,
    15.76
   ],
   "dist": {
    "ok": 88.64,
    "hostname_mismatch": 8.71,
    "self_signed": 2.65
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  },
  {
   "day": "2026-08-12",
   "n": 266,
   "qf_pct": 11.28,
   "ci": [
    8.02,
    15.64
   ],
   "dist": {
    "self_signed": 2.63,
    "hostname_mismatch": 8.65,
    "ok": 88.72
   },
   "snapshot": "common-crawl-domain-stratified-c400-g2500-seed20260729"
  }
 ],
 "license": "CC BY 4.0",
 "source": "https://quietfailures.com/datasets/cert-trust/de"
}