For users who have the customer portal is mapped to a custom domain such as “order.mydomain.com”
The subdomain “order.mydomain.com” is redirecting to the root domain “mydomain.com” while the customer portal is living at:
The customer portal should be straight forward and be hosted at the subdomain domain without the additional query strings, since its already pointing to the correct domain.
This would significantly boost SEO especially when these internal links are used in headers and footers.