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Email infrastructure of claro.com.br

According to Live Direct Marketing's daily DNS scan (July 13, 2026), claro.com.br (Tranco rank #8,776) receives mail via Cisco IronPort. Its DMARC policy is p=reject — one of the minority (47%) of DMARC publishers that actually enforce.

Mailbox provider (MX)Cisco IronPort
ESPs in SPFnone detected
SaaS senders in SPFnone detected
DMARC policyp=reject
DMARC recordv=DMARC1; p=reject; pct=100; fo=1; ri=3600; rua=mailto:47af179b@inbox.ondmarc.com,mailto:claro-brasil@rua.dmp.cisco.com; ruf=mailto:47af179b@inbox.ondmarc.com,mailto:claro-brasil@ruf.dmp.cisco.com
Tranco rank#8,776
Snapshot2026-07-13 (updated daily)

Frequently asked questions

What email provider does claro.com.br use?

claro.com.br uses Cisco IronPort for inbound mail (detected from its primary MX record) as of July 13, 2026, per Live Direct Marketing's daily Tranco top-1M scan.

Does claro.com.br enforce DMARC?

Yes — claro.com.br publishes p=reject, the strictest DMARC policy (as of July 13, 2026).

DNS records say who should deliver your mail — they don't say whether it lands in the inbox. Run a free inbox placement test for claro.com.br at Gmail, Outlook, Yandex and Mail.ru.
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