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According to Live Direct Marketing's daily DNS scan (July 12, 2026), claro.com.ar (Tranco rank #7,207) receives mail via Microsoft 365 and sends through Amazon SES, Salesforce, MailUp. 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 | Amazon SES, Salesforce, MailUp |
| SaaS senders in SPF | none detected |
| DMARC policy | p=reject |
| DMARC record | v=DMARC1; p=reject; rua=mailto:dmarc_agg@vali.email,mailto:seguridad_protit@claro.com.ar,mailto:onunez@claro.com.ar; |
| Tranco rank | #7,207 |
| Snapshot | 2026-07-12 (updated daily) |
claro.com.ar uses Microsoft 365 for inbound mail (detected from its primary MX record) as of July 12, 2026, per Live Direct Marketing's daily Tranco top-1M scan.
claro.com.ar authorises Amazon SES, Salesforce, MailUp in its SPF record as of July 12, 2026.
Yes — claro.com.ar publishes p=reject, the strictest DMARC policy (as of July 12, 2026).