subdomain url dosent work with ftp method

[hadibeiki]

i use django-storages for upload my file to download host domain.
the file uploaded correctly but the url of file in template is not coorect.
my MEDIA_ROOT and MEDIA_URL is like this:

MEDIA_URL = 'dl.example.com/'
MEDIA_ROOT = 'dl.example.com'

my main domain is www.example.com and my download domain is dl.example.com
when i go to my website the src of the images is "https://example.com/en/dl.example.com/..."

how can i fixed with correct url!?

[jschneier]

In the docs you can adjust BASE_URL to make it work; how are you using .url()?