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According to Live Direct Marketing's daily DNS scan (July 13, 2026), ushmm.org (Tranco rank #8,327) receives mail via Google Workspace and sends through Mailchimp, Mailgun, Marketo (Adobe). Its DMARC policy is p=reject — one of the minority (47%) of DMARC publishers that actually enforce.
| Mailbox provider (MX) | Google Workspace |
|---|---|
| ESPs in SPF | Mailchimp, Mailgun, Marketo (Adobe), NGP VAN |
| SaaS senders in SPF | none detected |
| DMARC policy | p=reject |
| DMARC record | v=DMARC1; p=reject ; rua=mailto:quarantine@ushmm.org; fo=1; adkim=r; aspf=r |
| Tranco rank | #8,327 |
| Snapshot | 2026-07-13 (updated daily) |
ushmm.org uses Google Workspace for inbound mail (detected from its primary MX record) as of July 13, 2026, per Live Direct Marketing's daily Tranco top-1M scan.
ushmm.org authorises Mailchimp, Mailgun, Marketo (Adobe), NGP VAN in its SPF record as of July 13, 2026.
Yes — ushmm.org publishes p=reject, the strictest DMARC policy (as of July 13, 2026).