I suspect the spike at July 31st will always be a mystery, but clearly something happened in the March 13-20 week. Anyone else experience something similar? Any ideas on root cause? We’ve done nothing with respect to marketing, hosting, etc. Business as usual except for this.
(our site has nothing to do with health, coved etc.)
Looks like a drop of about 40% in crawler users for Bing and similar for Google corresponding to the same time in your first graph. How do the pageviews per crawler look here /admin/reports/page_view_crawler_reqs?