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According to Live Direct Marketing's daily DNS scan (July 12, 2026), zscaler.com (Tranco rank #3,223) receives mail via Google Workspace and sends through Marketo (Adobe), Salesforce. 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 | Marketo (Adobe), Salesforce |
| SaaS senders in SPF | none detected |
| DMARC policy | p=reject |
| DMARC record | v=DMARC1; p=reject; rua=mailto:mqvmszhb@ag.us.dmarcian.com,mailto:b42cee1d@mxtoolbox.dmarc-report.com,mailto:dmarc@zscaler.com; ruf=mailto:mqvmszhb@fr.us.dmarcian.com,mailto:b42cee1d@forensics.dmarc-report.com,mailto:dmarc@zscaler.com; fo=1; |
| Tranco rank | #3,223 |
| Snapshot | 2026-07-12 (updated daily) |
zscaler.com uses Google Workspace for inbound mail (detected from its primary MX record) as of July 12, 2026, per Live Direct Marketing's daily Tranco top-1M scan.
zscaler.com authorises Marketo (Adobe), Salesforce in its SPF record as of July 12, 2026.
Yes — zscaler.com publishes p=reject, the strictest DMARC policy (as of July 12, 2026).