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According to Live Direct Marketing's daily DNS scan (July 13, 2026), idnes.cz (Tranco rank #1,092) receives mail via Unknown / Other and sends through SmartEmailing, Mailkit. Its DMARC policy is p=reject — one of the minority (47%) of DMARC publishers that actually enforce.
| Mailbox provider (MX) | Unknown / Other |
|---|---|
| ESPs in SPF | SmartEmailing, Mailkit |
| SaaS senders in SPF | none detected |
| DMARC policy | p=reject |
| DMARC record | v=DMARC1; p=reject; rua=mailto:173a1ba4@mxtoolbox.dmarc-report.com,mailto:pi1rqn5o@ag.dmarcian-eu.com,mailto:dmarc-rua@mailkit.com,mailto:dmarc+666344@smartemailing.cz; ruf=mailto:173a1ba4@forensics.dmarc-report.com; pct=10 |
| Tranco rank | #1,092 |
| Snapshot | 2026-07-13 (updated daily) |
idnes.cz uses Unknown / Other for inbound mail (detected from its primary MX record) as of July 13, 2026, per Live Direct Marketing's daily Tranco top-1M scan.
idnes.cz authorises SmartEmailing, Mailkit in its SPF record as of July 13, 2026.
Yes — idnes.cz publishes p=reject, the strictest DMARC policy (as of July 13, 2026).