{
  "id": 19626230,
  "title": "A, CNAME, MX, TXT: what is the real purpose of each DNS record",
  "url": "https://urgent.news/2026/11/12/a-cname-mx-txt-a-quoi-sert-vraiment-chaque-enregistrement-dns",
  "topic": "tech",
  "section": "Tech",
  "published": "2026-11-12T09:00:02.000Z",
  "source": {
    "name": "Dev.to",
    "slug": "dev-to",
    "url": "https://dev.to/creebs/a-cname-mx-txt-a-quoi-sert-vraiment-chaque-enregistrement-dns-1gom"
  },
  "original_language": "fr",
  "account": "A guide explains the basics of Domain Name System (DNS) settings, which can seem overwhelming at first. There are four main types of DNS records: A (or AAAA for IPv6) maps a domain to an IP address, CNAME maps a domain to another domain, MX designates email servers, and TXT contains free text used for authentication. The article provides examples of each and common mistakes to avoid, such as setting a CNAME record for the root domain or forgetting to update MX records during a migration. It also offers advice on managing DNS settings during a migration, such as lowering the Time To Live (TTL) value beforehand. The guide is from creebs.fr, a site that offers WordPress and PrestaShop troubleshooting services.",
  "summary": "Opening the DNS zone of your domain for the first time means coming across a table of acronyms with no explanation. In reality, there are only four lines to understand, and they are enough for 95% of situations. A: the domain points to a machine This is the basic record. It associates a name with an IP address. creebs.fr. 3600 IN A 109.234.165.64 Read it like this: the name creebs.fr leads to the…",
  "key_points": [
    "A record points domain to specific machine, e.g., creebs.fr -> 109.234.165.64",
    "CNAME associates subdomain with main domain, e.g., www.creebs.fr -> creebs.fr",
    "MX records specify email reception, e.g., creebs.fr -> mail.creebs.fr (priority)"
  ],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}