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When you set up a signature in Scribe, it contains numerous URLs: logos, profile pictures, social icons, website links, banner images, and more. To track clicks and conversions from your signatureโ€™s marketing elements, all these URLs are shortened using Scribeโ€™s default domain: sendassets.io. While this works, itโ€™s not optimal. Spam filters tend to flag emails that contain many URLs pointing to a domain different from the senderโ€™s email domain. Thatโ€™s why Scribe lets you replace this default domain with a sending domain: a subdomain of your own company domain.
For example, if your email address is joe@my-company.com, you can configure a sending domain like email-signature.my-company.com so all signature URLs match your company domain and pass spam filter checks.

Benefits of a custom sending domain

Setting up a custom sending domain improves your email deliverability in three ways:
  • Avoids spam filters: Emails with links matching the senderโ€™s domain are far less likely to be flagged as spam.
  • Builds trust: Recipients and email security tools see consistent, branded URLs instead of a third-party domain.
  • Protects your sender reputation: Your signature URLs are tied to your own domain rather than a shared domain used by other Scribe customers.

What happens if I donโ€™t configure one?

Your signatures will continue to work using Scribeโ€™s default domain (sendassets.io). However, emails may be more likely to trigger spam filters, especially for recipients with strict email security policies.

Ready to set it up?

Follow our step-by-step guide to configure your sending domain.