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According to Live Direct Marketing's daily DNS scan (July 12, 2026), cadenaser.com (Tranco rank #5,779) receives mail via iberlayer (ES). Its DMARC policy is p=reject — one of the minority (47%) of DMARC publishers that actually enforce.
| Mailbox provider (MX) | iberlayer (ES) |
|---|---|
| ESPs in SPF | none detected |
| SaaS senders in SPF | none detected |
| DMARC policy | p=reject |
| DMARC record | v=DMARC1; p=reject; pct=100; sp=reject; rua=mailto:4a542fa6@inbox.ondmarc.com; ruf=mailto:4a542fa6@inbox.ondmarc.com; adkim=r; aspf=r; fo=1; rf=afrf; ri=43200 |
| Tranco rank | #5,779 |
| Snapshot | 2026-07-12 (updated daily) |
cadenaser.com uses iberlayer (ES) for inbound mail (detected from its primary MX record) as of July 12, 2026, per Live Direct Marketing's daily Tranco top-1M scan.
Yes — cadenaser.com publishes p=reject, the strictest DMARC policy (as of July 12, 2026).