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unusual number of '-" pageviews in October
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The very high number of views of the "-" page is explained by this dash value being used as a special value for "no page title found" when extracting titles from urls.

This number in unusually hight in October 2016.

Event Timeline

Nuria created this task.Nov 17 2016, 9:25 PM
Restricted Application added a subscriber: Aklapper. · View Herald TranscriptNov 17 2016, 9:25 PM
Nuria claimed this task.Nov 17 2016, 9:27 PM
Nuria edited projects, added Analytics-Kanban; removed Analytics.
Nuria moved this task from Next Up to In Progress on the Analytics-Kanban board.Nov 21 2016, 4:04 PM
Nuria added a comment.EditedNov 23 2016, 8:59 PM

The bulk of the "-" pageviews increase is due to traffic coming from this user agent: "Blackboard Safeassign" that looks to be a bot linked to this tool:

"{"city":"Washington","country_code":"US"United States"} {"language_variant":"default","page_title":"-","project":"en.wikipedia"} /wiki ?curid=19792979 Blackboard Safeassign

Indeed located in washington DC:

Change 323249 had a related patch set uploaded (by Nuria):
Adding self-identified bot to bot regex

Change 323249 merged by jenkins-bot:
Adding self-identified bot to bot regex

Nuria moved this task from Ready to Deploy to Done on the Analytics-Kanban board.Nov 30 2016, 9:32 PM
Nuria added a comment.Dec 4 2016, 8:46 PM

Not that this is a good solution going forward but this particular bot has been addressed by our bot list:

Nuria closed this task as Resolved.Dec 4 2016, 8:47 PM