Not fixed yet based on my try a 1 hr after patch rushed Behemoth to Tier 3 before the map gets to the last boss. Nope didnt trigger any credit for Tier 3 for me at least.
There are alot of weird lag spikes ever since they moved the servers, I tried to play at different timings to clear dailies. But it had worsened for me the past few days. It is intermittent lag spikes and disconnections here as well. In Singapore.