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According to Live Direct Marketing's daily DNS scan (July 13, 2026), cato.org (Tranco rank #10,648) receives mail via Microsoft 365 and sends through HubSpot, Mailchimp, Salesforce. Its DMARC policy is p=none (monitor only) — like the majority of DMARC publishers (53% don't enforce).
| Mailbox provider (MX) | Microsoft 365 |
|---|---|
| ESPs in SPF | HubSpot, Mailchimp, Salesforce, Amazon SES |
| SaaS senders in SPF | none detected |
| DMARC policy | p=none |
| DMARC record | v=DMARC1; p=none; rua=mailto:dmarc@cato.org; ruf=mailto:dmarc@cato.org |
| Tranco rank | #10,648 |
| Snapshot | 2026-07-13 (updated daily) |
cato.org uses Microsoft 365 for inbound mail (detected from its primary MX record) as of July 13, 2026, per Live Direct Marketing's daily Tranco top-1M scan.
cato.org authorises HubSpot, Mailchimp, Salesforce, Amazon SES in its SPF record as of July 13, 2026.
No — cato.org publishes p=none, which only monitors and does not block spoofing (as of July 13, 2026).