Suddenly a lot of backlinks being created that result in 521 server errors

My rankings are dropping like a rock due to these bad backlinks I think. I am getting 100's of them in the last 2 weeks.

​

I know I can contact each hosting company but is there anyway I can stop these short of 1 by 1?

submitted by /u/twgerber
[link] [comments]

from Search Engine Optimization: The Latest SEO News https://www.reddit.com/r/SEO/comments/c7twdi/suddenly_a_lot_of_backlinks_being_created_that/>