Actually, you have a blacklist regex ((\.|^)analytics\.google\.com$) and a whitelist (analytics.google.com):
*** [ DIAGNOSING ]: Domainlist (0/1 = exact white-/blacklist, 2/3 = regex white-/blacklist)
id type enabled group_ids domain
----- ---- ------- ------------ ----------------------------------------------------------------------------------------------------
1 3 1 0 (\.|^)analytics\.google\.com$
2 0 1 0 analytics.google.com
Edit:
As chislph said, you can use the drop-down selector to change its type:
