MailSure

Is temp-mail.io a valid email domain?

Organisation domainChecked 2026-11-06

Mail for temp-mail.io is handled by 1 server, with mailserver.purelymail.com tried first.

It is not a free provider and is not on our disposable list, so addresses here usually belong to a company, school or other organisation.

SPF is published and ends with ~all. DMARC is set to reject.

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MX records

PriorityMail serverResolves to
50mailserver.purelymail.com18.204.123.63

SPF

Record published

v=spf1 ip4:212.80.217.219/32 include:_spf.yandex.net include:spf.mailjet.com include:_spf.purelymail.com ~all

DMARC

Policy: reject

v=DMARC1; p=reject; rua=mailto:dmarc@temp-mail.io; ruf=mailto:dmarc@temp-mail.io; fo=1

Disposable?

No, not on our disposable list.

Free provider?

No, not a known free provider.

What this means for your email list

What this means for addresses at this domain

Mail routing for temp-mail.io is healthy, so the domain is not the risk. The risk is the mailbox: outdated contacts, shared inboxes and catch-all servers. A mailbox-level check tells you which addresses are safe to send to.

Sender authentication

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

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Frequently asked questions

Is temp-mail.io a valid email domain?
Yes. temp-mail.io 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 temp-mail.io a disposable email domain?
No. temp-mail.io is not on our disposable list. The list is updated regularly, and new throwaway domains appear all the time.
What are the MX records for temp-mail.io?
mailserver.purelymail.com (priority 50).
Does temp-mail.io have SPF and DMARC?
SPF: yes, ending ~all. DMARC: yes, policy reject.

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