MailSure

Is telstra.com.au a valid email domain?

Free providerChecked 2026-11-06

telstra.com.au can receive email. It publishes 8 mail servers, and the first choice is ipano.tcif.telstra.com.au.

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
5ipano.tcif.telstra.com.auno address found
5ipavo.tcif.telstra.com.auno address found
5ipdvo.tcif.telstra.com.auno address found
5ipcno.tcif.telstra.com.auno address found
5ipdno.tcif.telstra.com.auno address found
5ipbvo.tcif.telstra.com.auno address found
5ipcvo.tcif.telstra.com.auno address found
5ipbno.tcif.telstra.com.auno address found

SPF

Record published

v=spf1 include:_spf.telstra.com.au ~all

DMARC

Policy: reject

v=DMARC1; p=reject; sp=reject; fo=1; ri=3600; rua=mailto:rua@team.telstra.com; ruf=mailto:ruf@team.telstra.com

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 telstra.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

telstra.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 telstra.com.au must have SPF and DKIM set up correctly.

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Frequently asked questions

Is telstra.com.au a valid email domain?
Yes. telstra.com.au publishes 8 MX records and can receive email. Whether a particular mailbox exists is a separate question that only a mailbox check can answer.
Is telstra.com.au a disposable email domain?
No. telstra.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 telstra.com.au?
ipano.tcif.telstra.com.au (priority 5); ipavo.tcif.telstra.com.au (priority 5); ipdvo.tcif.telstra.com.au (priority 5); ipcno.tcif.telstra.com.au (priority 5); ipdno.tcif.telstra.com.au (priority 5); ipbvo.tcif.telstra.com.au (priority 5); ipcvo.tcif.telstra.com.au (priority 5); ipbno.tcif.telstra.com.au (priority 5).
Does telstra.com.au have SPF and DMARC?
SPF: yes, ending ~all. DMARC: yes, policy reject.

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