{
  "id": "tls-use",
  "url": "https://defaults.exposed/stats/what-percent-of-domains-use-tls",
  "question": "What percent of domains use TLS?",
  "answer": "As of August 16, 2026, 61.4% of the 377 million domains graded in the Defaults.Exposed census serve their website over TLS (HTTPS) — 231,455,147 domains. 38.6% still serve plain HTTP only. Among TLS-serving sites, 94.9% negotiate modern TLS 1.3.",
  "value": 61.40554335534235,
  "formatted": "61.4",
  "unit": "percent",
  "values": {
    "PCT": {
      "value": 61.40554335534235,
      "formatted": "61.4"
    },
    "COUNT": {
      "value": 231455147,
      "formatted": "231,455,147"
    },
    "HTTPPCT": {
      "value": 38.59445664465764,
      "formatted": "38.6"
    },
    "TLS13PCT": {
      "value": 94.87521312282591,
      "formatted": "94.9"
    },
    "TOTALM": {
      "value": 376928750,
      "formatted": "377 million"
    }
  },
  "asOf": "2026-08-16",
  "note": "Denominator is all graded domains; the TLS 1.3 share is measured within the TLS-serving population (its natural denominator).",
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  "source": "Defaults.Exposed census",
  "dataset": "https://defaults.exposed/data",
  "methodology": "https://defaults.exposed/en/methodology",
  "license": "https://defaults.exposed/license",
  "citation": "Defaults.Exposed, \"What percent of domains use TLS?\" (as of August 16, 2026). https://defaults.exposed/stats/what-percent-of-domains-use-tls"
}