MailSure

Is iprimus.com.au a valid email domain?

Free providerChecked 2026-11-06

iprimus.com.au can receive email. It publishes 2 mail servers, and the first choice is mx-10.au-east.atmailcloud.com.

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

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

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MX records

PriorityMail serverResolves to
10mx-10.au-east.atmailcloud.com52.65.162.33
20mx-20.au-east.atmailcloud.com13.237.46.187

SPF

Record published

v=spf1 include:oss-core.net include:spf.au-east.atmailcloud.com include:cust-spf.exacttarget.com include:_spf.salesforce.com ~all

DMARC

Policy: reject

v=DMARC1;p=reject;pct=100;rua=mailto:dmarca@iprimus.com.au;ruf=mailto:dmarcf@iprimus.com.au;ri=86400

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?

No: plenty of genuine customers use iprimus.com.au. For business-to-business sales a free address can mean a personal contact instead of a work one, so segment these separately if that matters to you. The address itself still needs checking for typos and dead mailboxes.

Sender authentication

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

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Frequently asked questions

Is iprimus.com.au a valid email domain?
Yes. iprimus.com.au publishes 2 MX records and can receive email. Whether a particular mailbox exists is a separate question that only a mailbox check can answer.
Is iprimus.com.au a disposable email domain?
No. iprimus.com.au 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 iprimus.com.au?
mx-10.au-east.atmailcloud.com (priority 10); mx-20.au-east.atmailcloud.com (priority 20).
Does iprimus.com.au have SPF and DMARC?
SPF: yes, ending ~all. DMARC: yes, policy reject.

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