Board Thread:Questions and Answers/@comment-181.72.215.152-20160917133600/@comment-26435553-20160917134659

With devs trying harder to spot bots and macros thus making cats rain at random, some times you may experience slightly slower response from server and occasional catbombs. But 21 minutes it's excessive.

If recently your overall Internet experience is slower, then it's definitely a connectivity issue.