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According to Live Direct Marketing's daily DNS scan (July 13, 2026), carfax.com (Tranco rank #3,920) receives mail via Microsoft 365 and sends through Salesforce, Marketo (Adobe). Its DMARC policy is p=quarantine — one of the minority (47%) of DMARC publishers that actually enforce.
| Mailbox provider (MX) | Microsoft 365 |
|---|---|
| ESPs in SPF | Salesforce, Marketo (Adobe) |
| SaaS senders in SPF | ServiceNow |
| DMARC policy | p=quarantine |
| DMARC record | v=DMARC1; p=quarantine; fo=1; rua=mailto:dmarc_reports@carfax.com, mailto:carfax@us.cp-dmarc.com; ruf=mailto:dmarc_reports@carfax.com, mailto:carfax@us.cp-dmarc.com; sp=none; ri=86400 |
| Tranco rank | #3,920 |
| Snapshot | 2026-07-13 (updated daily) |
carfax.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.
carfax.com authorises Salesforce, Marketo (Adobe) in its SPF record as of July 13, 2026.
Partially — carfax.com publishes p=quarantine (as of July 13, 2026).