In part 19 we learned about Hiding Affiliate Links, Fred, Affiliate Sites, Autogenerated Content, Excess PageRank Sculpting, IP Address Flagged as Spam, Meta Tag Spamming, Hacked Site, Unnatural Influx of Links, and Penguin Penalty.
191. Link Profile with High % of Low-Quality Links
Backlinks from low-quality websites such as forums and blog commenting as a Black Hat SEO practice to game the system can be considered spammy and prevent the rankings.
192. Links From Unrelated Websites
Backlinks from unrelated websites or just general sites in a huge number could result into a manual penalty by Google.
193. Unnatural Links Warning
Unnatural links are seen everywhere in the SERPs and are done using Back Hat techniques. Google Search Console shows unnatural link warnings messages and this can lead to a drop in rankings.
194. Low-Quality Directory Links
Backlinks from low-quality directories could increase spam scores and ultimately lead to a drop in rankings and manual penalty.
195. Widget Links
Google disapproves the links that are automatically generated whenever a user embeds links on their site.
196. Links from the Same Class C IP
It is obvious to Google that links coming from the same IP address all at once to a website could be from a Private Blog Network and a manual penalty is inevitable.
197. “Poison” Anchor Text
“Poison Anchor Texts” are the exact match ones such as pharmacy keywords that could indicate spammy signals to Google and lead to a manual penalty.
198. Unnatural Link Spike
Unnatural Link Spike could affect rankings as Google’s patent in 2013 confirms that unnatural links are devalued and often questioned to be spammy.
199. Links From Article Directories and Press Releases
Links from article directories and press releases are abused to such a point that Google considers them a link scheme. Too many press release backlinks can be harmful to your website.
200. Manual Actions
Manual Actions happen when a Googler manually reviews a website and sends a penalty to it. These happen mainly as a result of Black Hat link-building techniques.