{
  "id": "dns-technical-foundations",
  "title": "DNS & Domain Technical Foundations",
  "description": "Learn the technical side of domains: DNS records, nameservers, A and AAAA records, CNAMEs, MX, TXT, TTL, propagation, redirects, HTTPS, and launch checklists.",
  "passingScore": 0.7,
  "modules": [
    {
      "id": "m1",
      "title": "DNS Basics",
      "lessons": [
        "01",
        "02"
      ]
    },
    {
      "id": "m2",
      "title": "Core Records",
      "lessons": [
        "03",
        "04",
        "05"
      ]
    },
    {
      "id": "m3",
      "title": "Email, Security and Changes",
      "lessons": [
        "06",
        "07",
        "08"
      ]
    },
    {
      "id": "m4",
      "title": "Launch Operations",
      "lessons": [
        "09",
        "10"
      ]
    }
  ]
}