{
 "name": "E-mail security ranking: SPF, DMARC and MTA-STS of 102 domains",
 "description": "How well-known domains protect their sender address from spoofing, graded A to F.",
 "url": "https://daniele-michelin.com/en/email-ranking/",
 "license": "https://creativecommons.org/licenses/by/4.0/",
 "attribution": "Daniele Michelin, daniele-michelin.com",
 "source": "Public DNS / HTTP headers, measured from outside",
 "scanned": "2026-11-09T05:30:09+00:00",
 "count": 102,
 "columns": [
  {
   "name": "domain",
   "description": "Domain as published"
  },
  {
   "name": "mail_domain",
   "description": "Domain actually measured (organisation domain)"
  },
  {
   "name": "category",
   "description": "Category (tech, bank, news, shop, ...)"
  },
  {
   "name": "country",
   "description": "Country bucket"
  },
  {
   "name": "score",
   "description": "Score 0-100"
  },
  {
   "name": "grade",
   "description": "Grade A-F"
  },
  {
   "name": "dmarc_policy",
   "description": "DMARC policy (none, quarantine, reject)"
  },
  {
   "name": "spf_all",
   "description": "SPF all-mechanism (-all, ~all, ?all)"
  },
  {
   "name": "spf_single_record",
   "description": "Exactly one SPF record"
  },
  {
   "name": "spf",
   "description": "SPF record present"
  },
  {
   "name": "spf_strict",
   "description": "SPF ends in -all"
  },
  {
   "name": "dmarc",
   "description": "DMARC record present"
  },
  {
   "name": "reject",
   "description": "DMARC policy is reject"
  },
  {
   "name": "rua",
   "description": "DMARC aggregate reports (rua) enabled"
  },
  {
   "name": "sts",
   "description": "MTA-STS enforced"
  }
 ],
 "data": [
  {
   "domain": "cloudflare.com",
   "mail_domain": "cloudflare.com",
   "category": "tech",
   "country": "world",
   "score": 100,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": true
  },
  {
   "domain": "commerzbank.de",
   "mail_domain": "commerzbank.de",
   "category": "bank",
   "country": "de",
   "score": 100,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": true
  },
  {
   "domain": "microsoft.com",
   "mail_domain": "microsoft.com",
   "category": "tech",
   "country": "world",
   "score": 100,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": true
  },
  {
   "domain": "google.com",
   "mail_domain": "google.com",
   "category": "tech",
   "country": "world",
   "score": 93,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "~all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": false,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": true
  },
  {
   "domain": "agenziaentrate.gov.it",
   "mail_domain": "agenziaentrate.gov.it",
   "category": "gov",
   "country": "it",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "aruba.it",
   "mail_domain": "aruba.it",
   "category": "host",
   "country": "it",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "bancobpm.it",
   "mail_domain": "bancobpm.it",
   "category": "bank",
   "country": "it",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "bper.it",
   "mail_domain": "bper.it",
   "category": "bank",
   "country": "it",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "bund.de",
   "mail_domain": "bund.de",
   "category": "gov",
   "country": "de",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "bundesregierung.de",
   "mail_domain": "bundesregierung.de",
   "category": "gov",
   "country": "de",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "comdirect.de",
   "mail_domain": "comdirect.de",
   "category": "bank",
   "country": "de",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "deutsche-bank.de",
   "mail_domain": "deutsche-bank.de",
   "category": "bank",
   "country": "de",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "digitalocean.com",
   "mail_domain": "digitalocean.com",
   "category": "host",
   "country": "world",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "gov.uk",
   "mail_domain": "gov.uk",
   "category": "gov",
   "country": "world",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "hetzner.com",
   "mail_domain": "hetzner.com",
   "category": "host",
   "country": "de",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "ing.de",
   "mail_domain": "ing.de",
   "category": "bank",
   "country": "de",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "inps.it",
   "mail_domain": "inps.it",
   "category": "gov",
   "country": "it",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "instagram.com",
   "mail_domain": "instagram.com",
   "category": "social",
   "country": "world",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "intesasanpaolo.com",
   "mail_domain": "intesasanpaolo.com",
   "category": "bank",
   "country": "it",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "kaufland.de",
   "mail_domain": "kaufland.de",
   "category": "shop",
   "country": "de",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "mediamarkt.de",
   "mail_domain": "mediamarkt.de",
   "category": "shop",
   "country": "de",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "mediaworld.it",
   "mail_domain": "mediaworld.it",
   "category": "shop",
   "country": "it",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "netflix.com",
   "mail_domain": "netflix.com",
   "category": "shop",
   "country": "world",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "openai.com",
   "mail_domain": "openai.com",
   "category": "tech",
   "country": "world",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "rai.it",
   "mail_domain": "rai.it",
   "category": "news",
   "country": "it",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "reddit.com",
   "mail_domain": "reddit.com",
   "category": "social",
   "country": "world",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "rewe.de",
   "mail_domain": "rewe.de",
   "category": "shop",
   "country": "de",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "subito.it",
   "mail_domain": "subito.it",
   "category": "shop",
   "country": "it",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "tagesschau.de",
   "mail_domain": "tagesschau.de",
   "category": "news",
   "country": "de",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "telegram.org",
   "mail_domain": "telegram.org",
   "category": "social",
   "country": "world",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "tg24.sky.it",
   "mail_domain": "sky.it",
   "category": "news",
   "country": "it",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "vodafone.de",
   "mail_domain": "vodafone.de",
   "category": "host",
   "country": "de",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "quarantine",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": false,
   "rua": true,
   "sts": true
  },
  {
   "domain": "whatsapp.com",
   "mail_domain": "whatsapp.com",
   "category": "social",
   "country": "world",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "x.com",
   "mail_domain": "x.com",
   "category": "social",
   "country": "world",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "youtube.com",
   "mail_domain": "youtube.com",
   "category": "social",
   "country": "world",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "zalando.de",
   "mail_domain": "zalando.de",
   "category": "shop",
   "country": "de",
   "score": 90,
   "grade": "A",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "facebook.com",
   "mail_domain": "facebook.com",
   "category": "social",
   "country": "world",
   "score": 85,
   "grade": "B",
   "dmarc_policy": "reject",
   "spf_all": "-",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": false,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": true
  },
  {
   "domain": "tiktok.com",
   "mail_domain": "tiktok.com",
   "category": "social",
   "country": "world",
   "score": 85,
   "grade": "B",
   "dmarc_policy": "reject",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": true,
   "reject": true,
   "rua": false,
   "sts": false
  },
  {
   "domain": "anthropic.com",
   "mail_domain": "anthropic.com",
   "category": "tech",
   "country": "world",
   "score": 83,
   "grade": "B",
   "dmarc_policy": "reject",
   "spf_all": "~all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": false,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "bbc.com",
   "mail_domain": "bbc.com",
   "category": "news",
   "country": "world",
   "score": 83,
   "grade": "B",
   "dmarc_policy": "reject",
   "spf_all": "~all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": false,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "consorsbank.de",
   "mail_domain": "consorsbank.de",
   "category": "bank",
   "country": "de",
   "score": 83,
   "grade": "B",
   "dmarc_policy": "reject",
   "spf_all": "~all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": false,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "dhl.de",
   "mail_domain": "dhl.de",
   "category": "shop",
   "country": "de",
   "score": 83,
   "grade": "B",
   "dmarc_policy": "reject",
   "spf_all": "~all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": false,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "dropbox.com",
   "mail_domain": "dropbox.com",
   "category": "tech",
   "country": "world",
   "score": 83,
   "grade": "B",
   "dmarc_policy": "reject",
   "spf_all": "~all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": false,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "ebay.de",
   "mail_domain": "ebay.de",
   "category": "shop",
   "country": "de",
   "score": 83,
   "grade": "B",
   "dmarc_policy": "reject",
   "spf_all": "~all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": false,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "fastweb.it",
   "mail_domain": "fastweb.it",
   "category": "host",
   "country": "it",
   "score": 83,
   "grade": "B",
   "dmarc_policy": "reject",
   "spf_all": "~all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": false,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "fineco.it",
   "mail_domain": "fineco.it",
   "category": "bank",
   "country": "it",
   "score": 83,
   "grade": "B",
   "dmarc_policy": "reject",
   "spf_all": "~all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": false,
   "dmarc": true,
   "reject": true,
   "rua": true,
   "sts": false
  },
  {
   "domain": "linkedin.com",
   "mail_domain": "linkedin.com",
   "category": "social",
   "country": "world",
   "score": 83,
   "grade": "B",
   "dmarc_policy": "reject",
   "spf_all": "~all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": false,
   "dmarc": true,
   "reject": true,
   "rua": true,
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  {
   "domain": "mediolanum.com",
   "mail_domain": "mediolanum.com",
   "category": "bank",
   "country": "it",
   "score": 35,
   "grade": "D",
   "dmarc_policy": "-",
   "spf_all": "-all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": true,
   "dmarc": false,
   "reject": false,
   "rua": false,
   "sts": false
  },
  {
   "domain": "tim.it",
   "mail_domain": "tim.it",
   "category": "host",
   "country": "it",
   "score": 28,
   "grade": "F",
   "dmarc_policy": "-",
   "spf_all": "~all",
   "spf_single_record": true,
   "spf": true,
   "spf_strict": false,
   "dmarc": false,
   "reject": false,
   "rua": false,
   "sts": false
  },
  {
   "domain": "gov.it",
   "mail_domain": "gov.it",
   "category": "gov",
   "country": "it",
   "score": 0,
   "grade": "F",
   "dmarc_policy": "-",
   "spf_all": "-",
   "spf_single_record": true,
   "spf": false,
   "spf_strict": false,
   "dmarc": false,
   "reject": false,
   "rua": false,
   "sts": false
  },
  {
   "domain": "volksbank.de",
   "mail_domain": "volksbank.de",
   "category": "bank",
   "country": "de",
   "score": 0,
   "grade": "F",
   "dmarc_policy": "-",
   "spf_all": "-",
   "spf_single_record": true,
   "spf": false,
   "spf_strict": false,
   "dmarc": false,
   "reject": false,
   "rua": false,
   "sts": false
  }
 ]
}