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According to Live Direct Marketing's daily DNS scan (July 13, 2026), iherb.com (Tranco rank #4,339) receives mail via Google Workspace and sends through Zendesk, Amazon SES. 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 | Zendesk, Amazon SES |
| SaaS senders in SPF | none detected |
| DMARC policy | p=reject |
| DMARC record | v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_agg@auth.returnpath.net; ruf=mailto:dmarc_afrf@auth.returnpath.net |
| Tranco rank | #4,339 |
| Snapshot | 2026-07-13 (updated daily) |
iherb.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.
iherb.com authorises Zendesk, Amazon SES in its SPF record as of July 13, 2026.
Yes — iherb.com publishes p=reject, the strictest DMARC policy (as of July 13, 2026).