MailSure

Is inbox.ru a valid email domain?

Free providerChecked 2026-11-06

inbox.ru has working mail routing: 1 MX record pointing, led by mxs.mail.ru.

It is a free, public mailbox provider, and it is not on our disposable list.

SPF is published. DMARC is set to reject.

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MX records

PriorityMail serverResolves to
10mxs.mail.ru94.100.180.31, 217.69.139.150

SPF

Record published

v=spf1 redirect=_spf.mail.ru

DMARC

Policy: reject

v=DMARC1;p=reject;rua=mailto:dmarc_rua@corp.mail.ru;

Disposable?

No, not on our disposable list.

Free provider?

Yes, a free public mailbox provider.

What this means for your email list

Is a free-provider address a problem?

Addresses at inbox.ru are legitimate and deliverable in general. What goes wrong is the mailbox part before the @: typos, old accounts and abandoned inboxes. That is what per-address verification catches.

Sender authentication

inbox.ru has a strict DMARC policy (reject): mail that fails authentication is refused, which protects its brand from spoofing and means anyone sending as inbox.ru must have SPF and DKIM set up correctly.

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Frequently asked questions

Is inbox.ru a valid email domain?
Yes. inbox.ru publishes 1 MX record and can receive email. Whether a particular mailbox exists is a separate question that only a mailbox check can answer.
Is inbox.ru a disposable email domain?
No. inbox.ru is not on our disposable list, but it is a free public provider. The list is updated regularly, and new throwaway domains appear all the time.
What are the MX records for inbox.ru?
mxs.mail.ru (priority 10).
Does inbox.ru have SPF and DMARC?
SPF: yes. DMARC: yes, policy reject.

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