diff --git a/docs/technology.md b/docs/technology.md
index 3c0f528..db8007a 100644
--- a/docs/technology.md
+++ b/docs/technology.md
@@ -80,8 +80,13 @@ We use the campus-supported Amazon Web Services relationship for two background
 
 Configuration notes:
 
+-   When setting up a new domain for SES email sending, for the CNAME and DMARC entries, in the NAME field, don't include the domain (end at `domainkey`)
 -   To create new user accounts on the AWS system, be sure to set the permission boundary “Customer\_Admin\_PermissionBoundary.”
-    
+
+## Domains
+
+Our domains are all managed at Namecheap.
+
 
 ## Social media