MailSure

Is charter.net a valid email domain?

Free providerChecked 2026-11-06

Mail for charter.net is handled by 1 server, with mx0.charter.net tried first.

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

SPF is published and ends with ~all. No DMARC policy was found.

Check an email address at charter.net

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MX records

PriorityMail serverResolves to
10mx0.charter.net47.43.18.9

SPF

Record published

v=spf1 ip4:209.225.8.0/24 ip4:209.225.28.0/24 ip4:209.225.29.51/32 ip4:64.210.232.0/24 ip4:216.33.127.0/24 ip4:64.209.227.0/24 ip4:68.114.188.0/22 ip4:47.43.20.0/24 ip4:47.43.16.0/23 ~all

DMARC

No record found

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 charter.net. 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

charter.net has no DMARC policy, so receivers have no instruction on what to do with mail that fails authentication. Large mailbox providers now expect bulk senders to publish one.

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Frequently asked questions

Is charter.net a valid email domain?
Yes. charter.net 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 charter.net a disposable email domain?
No. charter.net 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 charter.net?
mx0.charter.net (priority 10).
Does charter.net have SPF and DMARC?
SPF: yes, ending ~all. DMARC: no record found.

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