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According to Live Direct Marketing's daily DNS scan (July 13, 2026), pch.com (Tranco rank #5,817) receives mail via Microsoft 365 and sends through Constant Contact, Zendesk. Its DMARC policy is p=reject — one of the minority (47%) of DMARC publishers that actually enforce.
| Mailbox provider (MX) | Microsoft 365 |
|---|---|
| ESPs in SPF | Constant Contact, Zendesk |
| SaaS senders in SPF | none detected |
| DMARC policy | p=reject |
| DMARC record | v=DMARC1;p=reject;pct=100;rua=mailto:8f13207c96@rua.easydmarc.us;ruf=mailto:8f13207c96@ruf.easydmarc.us;ri=86400;fo=1; |
| Tranco rank | #5,817 |
| Snapshot | 2026-07-13 (updated daily) |
pch.com 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.
pch.com authorises Constant Contact, Zendesk in its SPF record as of July 13, 2026.
Yes — pch.com publishes p=reject, the strictest DMARC policy (as of July 13, 2026).