How did deindexed domain get reindexed?

Discussion in 'Black Hat SEO' started by firstnamelastname, Apr 29, 2017.

  1. firstnamelastname

    firstnamelastname Regular Member

    Jun 20, 2015
    Likes Received:
    about a year ago or so, some domains in my PBN got deindexed. completely deindexed, as in returned no results. so I didn't renrew them and now I just checked again for fun and noticed that they are all reindexed and being used as a PBN by some other guys. How did they get them reindexed?