the apk like 3.3.1 sometimes does not rebuild properly using apk editor i used mt manager vip mod to resign the apk you may get some luck with apk easy tool also.
smali>org>dark>dark l.smali line 238, 273
smali>org>dark>dark LoginActivity.smali line 222
no vod support as "darkmedia" themselves do not have this in the service
or search https://yourdns.com:443/
don't forget / on the end of dns