{
  "schema_version": "1.1",
  "id": "yahoo-sender-requirements-0-3-percent-one-click-unsubscribe",
  "slug": "yahoo-sender-requirements-0-3-percent-one-click-unsubscribe",
  "url": "https://groundedkit.com/claims/yahoo-sender-requirements-0-3-percent-one-click-unsubscribe/",
  "api_url": "https://groundedkit.com/api/claims/yahoo-sender-requirements-0-3-percent-one-click-unsubscribe.json",
  "claim": "Yahoo requires bulk senders to use SPF, DKIM and DMARC, support one-click unsubscribe and keep spam rates below 0.3%",
  "commonly_cited_as": "\"What are Yahoo's email sender requirements?\"",
  "verdict": "verified",
  "verdict_definition": "Primary source found; it says the same thing, the scope matches, and it is reasonably current.",
  "confidence": "high",
  "rating": {
    "value": 5,
    "best": 5,
    "worst": 1
  },
  "origin": {
    "publisher": "Yahoo Sender Hub",
    "title": "Sender Best Practices",
    "year": "2024"
  },
  "quote": "Keep your spam rate below 0.3% ... Requirements for Bulk Senders: Authenticate your mail Implement both SPF & DKIM Publish a valid DMARC policy with at least p=none ... Implement a functioning list-unsubscribe header, which supports one-click unsubscribe for marketing and subscribed messages",
  "method": "Official mailbox-provider policy.",
  "drift": [
    "None"
  ],
  "interest": "Yahoo operates Yahoo Mail and AOL Mail.",
  "safe_rephrasing": "Yahoo's sender guidelines require bulk senders to authenticate with SPF, DKIM and DMARC, support one-click unsubscribe, and keep spam complaints below 0.3%.",
  "sources": [
    {
      "title": "Yahoo Sender Hub — Best Practices",
      "url": "https://senders.yahooinc.com/best-practices/",
      "primary": true
    }
  ],
  "kind": "reference_fact",
  "as_of": "Page read on 2026-10-16",
  "last_checked": "2026-10-16",
  "stale": false,
  "date_reviewed": "2026-10-16",
  "license": "CC BY 4.0",
  "license_url": "https://creativecommons.org/licenses/by/4.0/"
}