MailSure

Is admin.ch a valid email domain?

Organisation domainChecked 2026-11-06

Mail for admin.ch is handled by 4 servers, with mx04.mail.admin.ch 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. DMARC is set to quarantine.

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MX records

PriorityMail serverResolves to
10mx04.mail.admin.ch162.23.23.170
10mx02.mail.admin.ch162.23.23.160
10mx01.mail.admin.ch162.23.22.160
10mx03.mail.admin.ch162.23.22.170

SPF

Record published

v=spf1 redirect=_spfgroupa.admin.ch

DMARC

Policy: quarantine

v=DMARC1; p=quarantine; rua=mailto:dmarc.rua@admin.ch

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

The domain accepts mail, but whether a given person's mailbox exists depends on that organisation. Company domains often have staff who left, role mailboxes like info@ and sales@, and sometimes catch-all rules that accept everything. Verify the individual address before you send.

Sender authentication

admin.ch uses a DMARC quarantine policy: mail that fails authentication is sent to spam. That is a sound middle step, and a good sign the owner looks after their email setup.

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Frequently asked questions

Is admin.ch a valid email domain?
Yes. admin.ch publishes 4 MX records and can receive email. Whether a particular mailbox exists is a separate question that only a mailbox check can answer.
Is admin.ch a disposable email domain?
No. admin.ch 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 admin.ch?
mx04.mail.admin.ch (priority 10); mx02.mail.admin.ch (priority 10); mx01.mail.admin.ch (priority 10); mx03.mail.admin.ch (priority 10).
Does admin.ch have SPF and DMARC?
SPF: yes. DMARC: yes, policy quarantine.

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