Is this /all/ page supposed to happen

Hi there. I was looking at Webmastertools yesterday and all these weird pages came up from my wordpress blog such as (sorry, it is a long link)

https://drawinghowtodraw.com/stepbystepdrawinglessons/2009/10/how-to-draw-a-cartoon-blowfish-aka-puffer-fish-step-by-step-drawing-tutorial-for-kids/all/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/2009/10/how-to-draw-a-cartoon-fish-step-by-step-drawing-tutorial-for-kids/

all the pages were coming up like this? Why is this happening and is this normal or is it possibly one of my installed plugins causing this?

Thank you.
Rachel
[signature moderated Please read the Forum Welcome]