In order to set your own Site Domain (insights.yourname.com), ask your Domain Manager to add these records to your DNS:
Add TXT record:
Name: asuid.{subdomain}
Content: 0EF25D9DF84C957CE1FEA0BF1255A9A9B91AF8BCE5D16E8F528C4348B672E27A
Add CNAME record
Name: {subdomain}
Target: omni-nextjs.azurewebsites.net