Tagbimi

Sending domains and hostnames

Lots of times I see someone asking a question and they talk about their sending domain. And it’s sometimes not 100% clear which domain they mean by that – and when we’re talking about alignment and reputation it can make a difference. So here’s a list of (some of?) the different places a mailserver uses a domain. Hostnames Machine Hostname: What the operating system...

If you’re using Entrust for your BIMI VMC …

BIMI is the protocol you can use to publish an icon to display in the inbox of some large consumer webmail providers. To have it displayed at Gmail you need more than just clean DMARC and a published BIMI record, you also need to have a Verified Mark Certificate, a VMC. A VMC is a certificate, very similar in many ways to the TLS certificates used to secure webpages. It’s issued by a...

Brand indicators in email

A number of companies in the email industry have been working on a way to better identify authenticated emails to users. One proposal is Brand Indicators for Message Identification (BIMI). A couple weeks ago, Agari announced a pilot program with some brands and a number of major consumer mail providers. These logos should be available in the Yahoo interface now and will be rolling out at other...

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