How do I set up a custom sending domain in Klaviyo?

Configuring a custom sending domain in Klaviyo involves creating dedicated CNAME and TXT records in your DNS to authorize Klaviyo to send high-volume marketing emails on your behalf.

“This is a DNS setup, adding the CNAME and TXT records Klaviyo needs to send on your behalf. I’ll get it fully authorized within 24 hours for $99.”
— Jeff Bollettino, Managing Director, Ignite Conversions