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Is oireachtas.ie a valid email domain?

Organisation domainChecked 2026-11-06

oireachtas.ie can receive email. It publishes 1 mail server, run by Microsoft (Outlook or Microsoft 365), and the first choice is oireachtas-ie.mail.protection.outlook.com.

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.

Check an email address at oireachtas.ie

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MX records (Microsoft (Outlook or Microsoft 365))

PriorityMail serverResolves to
10oireachtas-ie.mail.protection.outlook.com52.101.103.137, 52.101.68.27

SPF

Record published

v=spf1 mx ip4:108.128.104.125 ip4:52.31.245.96 ip4:34.253.70.226 ip4:137.191.234.106 ip4:137.191.234.105 ip4:137.191.236.142 include:spf.sendinblue.com include:spf.protection.outlook.com include:amazonses.com include:sendgrid.net include:servers.mcsv.net include:mail.infrastructure.servers.openfifth.org -all

DMARC

Policy: reject

v=DMARC1; p=reject; rua=mailto:dmarc_agg@vali.email; fo=s;

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 oireachtas.ie 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 The risk is the mailbox: outdated contacts, shared inboxes and catch-all servers.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

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

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Frequently asked questions

Is oireachtas.ie a valid email domain?
Yes. oireachtas.ie 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 oireachtas.ie a disposable email domain?
No. oireachtas.ie 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 oireachtas.ie?
oireachtas-ie.mail.protection.outlook.com (priority 10).
Does oireachtas.ie have SPF and DMARC?
SPF: yes, ending -all. DMARC: yes, policy reject.

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