How do I find the DKIM selector for my domain in Dmarcian or Hubspot?
Summary
What email marketers say10Marketer opinions
Email marketer from Reddit shares that if you have access to cPanel, you can find the DKIM selector within the Email Deliverability section. It's typically auto-generated but you can view it there.
Marketer from Email Geeks responds that HubSpot should be able to provide the DKIM selector.
Email marketer from AuthSMTP explains that a DKIM selector allows for multiple DKIM keys to be used for a single domain. The selector is a string that identifies which key was used to sign a particular email.
Email marketer from EasyDMARC explains the DKIM selector is part of the DKIM signature that helps verify that an email message wasn’t altered during transit. It will allow you to verify the DKIM record.
Email marketer from Postmark says that when setting up DKIM, you generally provide a selector. If you’re using a third-party email service, they should provide the selector to use in your DNS records.
Email marketer from Dmarcian shares that you can determine the DKIM selector by inspecting the DKIM-Signature header of an email sent from your domain. The 's=' tag indicates the selector.
Email marketer from StackOverflow responds that you can look up the DKIM record using `dig` or `nslookup` commands, specifying the selector and domain in the query. This will reveal the public key associated with that selector.
Email marketer from MXToolbox shares that you can use the MXToolbox DKIM Lookup tool to check your DKIM record. Input the domain and selector to verify the record's validity.
Email marketer from SuperOffice explains that the selector is used to locate the public DKIM key, and is specified in the DKIM signature of the email header. To locate the selector, check with your email sending service provider.
Marketer from Email Geeks explains that Dmarcian can't possibly know all DKIM selectors and you either need to send an email or provide the selector to query and test it. Also, the word to the left of `._domainkey` in the DNS record can identify it.
What the experts say4Expert opinions
Expert from Email Geeks explains that you can find the selector by looking at the DKIM signature in the header and finding the s= value.
Expert from Email Geeks shares a tool, Wombatmail, that tries a bunch of possible selectors if you don't enter one, but it's only smart enough to catch ones it has been programmed to know about.
Expert from SpamResource explains that the DKIM selector is a string that is used to identify the public key that is used to verify the DKIM signature. The selector is usually a short string of alphanumeric characters, such as 's1' or 'default'. You can find the selector in the DKIM-Signature header of an email.
Expert from Word to the Wise explains that to locate your DKIM selector, you typically need to check your email sending service's configuration or documentation. The selector is used when querying the DNS record to retrieve the public key for DKIM verification.
What the documentation says4Technical articles
Documentation from HubSpot explains that you can find your DKIM selector in your HubSpot account under Settings > Domains & URLs. The selector is displayed in the DKIM section for your connected domain.
Documentation from Microsoft explains that in Microsoft 365, you can find DKIM selectors by using PowerShell cmdlets like `Get-DkimSigningConfig`. This will display the selectors configured for your domain.
Documentation from Google explains that when you set up DKIM for Google Workspace, Google automatically generates the DKIM key and selector. You can find the selector in the Admin console under Apps > Google Workspace > Gmail > Authenticate email.
Documentation from Cloudflare explains that when you enable DKIM signing with Cloudflare, they provide the selector. You'll need to add the provided DKIM record (which includes the selector) to your DNS settings.