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One of the most important elements of your email authentication is DMARC, or Domain-based Message Authentication Reporting and Conformance. Right now, it’s the most effective approach to thwart email spoofing. Mailbox providers won’t display your BIMI logo unless you have DMARC configured with the appropriate policy.

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Add a BIMI TXT record at your domain provider

1

Create your BIMI record

Your BIMI record is a line of text that includes the URL of your brand logo Scalable Vector Graphics (SVG) file. Use the examples in this section to create your own record.
The URLs in this section are examples. Replace them with the URLs of your SVG image and Verified Mark Certificates (VMC) Privacy Enhanced Mail (PEM) files.
In BIMI record syntax, the number 1, the uppercase letter i (I), and the lowercase letter L (l). appear similar. Be aware of these different characters in your BIMI record.Example BIMI records This is an example BIMI record that includes a VMC. This record includes 2 example URLs. Make sure to replace the example URLs with URLs for your own BIMI files:URL for your brand logo SVG file on your public web server.URL for your VMC on your public web server. Gmail requires a VMC to display BIMI logos in the Gmail inbox. v=BIMI1;l=https://images.onesignal.com/brand/bimi logo.svg;a=https://images.onesignal.com/brand/certificate.pemThis is an example BIMI record that doesn’t use a VMC. Make sure to replace the example URL with the URL for your own SVG file location.v=BIMI1;l=https://images.onesignal.com/brand/bimi-logo.svg
2

Add your BIMI record at your domain provider

To turn on BIMI for your domain, add a DNS TXT record for BIMI at your domain provider.If you need help adding a DNS record at your domain provider, refer to the documentation for your domain provider. The steps vary from provider to provider.
The field names in the steps below might be different for your domain provider. DNS TXT record field names vary for domain providers.
It can take up to 48 hours for BIMI to start working, and for logos to show in the recipient’s inbox. Add a DNS TXT record for BIMI:Sign in to the management console for your domain host and locate the page where you update DNS records for your domain.Enter these values in the form for your domain provider’s DNS records:
FieldValue to select or enterDescription
TypeTXTThis is the DNS record type.
Hostdefault._bimi.onesignal.comUse default._bimi. followed by your own root domain. Some domain providers populate your root domain name automatically. If not, manually enter your root domain.
Valuev=BIMI1;l=https://images.onesignal.com/brand/ bimilogo.svg;a=https://images.onesignal.com/ brand/certificate.pemEnter your BIMI record. Replace the example URLs shown here with your own URLs.
TTL1 hour (3600 seconds)Set the TTL to the equivalent of 1 hour.
After you add the BIMI record at your domain, you’re done setting up BIMI for your domain. It can take up to 48 hours for BIMI to start working.
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