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According to Live Direct Marketing's daily DNS scan (July 13, 2026), k12.com (Tranco rank #11,165) receives mail via Proofpoint and sends through Salesforce, Marketo (Adobe). Its DMARC policy is p=none (monitor only) — like the majority of DMARC publishers (53% don't enforce).
| Mailbox provider (MX) | Proofpoint |
|---|---|
| ESPs in SPF | Salesforce, Marketo (Adobe) |
| SaaS senders in SPF | none detected |
| DMARC policy | p=none |
| DMARC record | v=DMARC1;p=none;fo=1;rua=mailto:dmarc_rua@emaildefense.proofpoint.com;ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com |
| Tranco rank | #11,165 |
| Snapshot | 2026-07-13 (updated daily) |
k12.com uses Proofpoint for inbound mail (detected from its primary MX record) as of July 13, 2026, per Live Direct Marketing's daily Tranco top-1M scan.
k12.com authorises Salesforce, Marketo (Adobe) in its SPF record as of July 13, 2026.
No — k12.com publishes p=none, which only monitors and does not block spoofing (as of July 13, 2026).