Hello Taylor,
Currently, custom domains have a higher latency due to architectural reasons in both australia-southeast1 and asia-northeast1 regions. However, there is already an effort underway to make it similar in terms of latency to the appspot.com. You may follow up, or comment about it at this issue tracker report <http://issuetracker.google.com/issues/64458939>. Unfortunately we cannot provide or guarantee an ETA at this moment of time. -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To unsubscribe from this group and stop receiving emails from it, send an email to google-appengine+unsubscr...@googlegroups.com. To post to this group, send email to google-appengine@googlegroups.com. Visit this group at https://groups.google.com/group/google-appengine. To view this discussion on the web visit https://groups.google.com/d/msgid/google-appengine/8e6f6a8a-bc89-4034-b727-0563c064dd24%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.