That is just looking for embedded URLs: it totally fails to notice the IP address hardcoded into the APK (222.77.191.206) that seems to be used every time you send/receive a message.
Thanks - I also downloaded it directly from the developers site, which appears to be an older version (v1.2.1) http://www.huluwa.org/imessage/
So I wasn't sure if things had changed in later versions of the app.
Update URL can be found here: http://www.huluwa.org/download/platfrom/android/update.json
Only connects to Apple itself, And
http://alog.umeng.com/app_logs http://alog.umeng.co/app_logs http://oc.umeng.com/check_config_update http://oc.umeng.co/check_config_update
Which is 'apparently' a chinese analytics provider.