MailSure

Is temp-mail.org a valid email domain?

DisposableChecked 2026-11-06

temp-mail.org has working mail routing: 3 MX records pointing, led by amir.mx.cloudflare.net.

It appears on our list of disposable and throwaway email domains.

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

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MX records

PriorityMail serverResolves to
15amir.mx.cloudflare.net162.159.205.11, 162.159.205.13
30linda.mx.cloudflare.net162.159.205.24, 162.159.205.23
93isaac.mx.cloudflare.net162.159.205.19, 162.159.205.17

SPF

Record published

v=spf1 include:_spf.mx.cloudflare.net ~all

DMARC

Policy: reject

v=DMARC1; p=reject; rua=mailto:support@temp-mail.org; ruf=mailto:support@temp-mail.org; pct=100; ri=604800; adkim=r; aspf=r; fo=1;

Disposable?

Yes, listed as a disposable email domain.

Free provider?

Yes, a free public mailbox provider.

What this means for your email list

Should you accept addresses at this domain?

Probably not. Throwaway services like temp-mail.org give out inboxes that people abandon within minutes, so a signup with this domain rarely turns into a customer. Blocking it at the form keeps fake accounts and wasted emails out of your list.

Sender authentication

temp-mail.org 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.org must have SPF and DKIM set up correctly.

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Frequently asked questions

Is temp-mail.org a valid email domain?
Yes. temp-mail.org publishes 3 MX records and can receive email. Whether a particular mailbox exists is a separate question that only a mailbox check can answer.
Is temp-mail.org a disposable email domain?
Yes. temp-mail.org is on our list of disposable and temporary email domains, so most services block it.
What are the MX records for temp-mail.org?
amir.mx.cloudflare.net (priority 15); linda.mx.cloudflare.net (priority 30); isaac.mx.cloudflare.net (priority 93).
Does temp-mail.org have SPF and DMARC?
SPF: yes, ending ~all. DMARC: yes, policy reject.

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