Technically speaking, making use of web2.0’s hyperlinks is regarded as Grey-Hat Search engine marketing for the reason that any person can deliver, edit and update content at no cost. It will definitely become a grey hat whether it is purposefully carried out for backlink setting up. Creating backlinks on Wikipedia https://www.seobyaxy.com/blog/do-follow-backlinks-websites-list-discover-the-top-100-websites-with-high-pr/