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According to Live Direct Marketing's daily DNS scan (July 13, 2026), flippingbook.com (Tranco rank #5,635) receives mail via Google Workspace and sends through Mailchimp, Zendesk, Mandrill. 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, Zendesk, Mandrill |
| SaaS senders in SPF | none detected |
| DMARC policy | p=reject |
| DMARC record | v=DMARC1; p=reject; pct=100; aspf=s; adkim=r; rua=mailto:dmarc_agg@dmarc.everest.email; ruf=mailto:dmarc-reports@flippingbook.com |
| Tranco rank | #5,635 |
| Snapshot | 2026-07-13 (updated daily) |
flippingbook.com 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.
flippingbook.com authorises Mailchimp, Zendesk, Mandrill in its SPF record as of July 13, 2026.
Yes — flippingbook.com publishes p=reject, the strictest DMARC policy (as of July 13, 2026).