Hi, there! I think Google identify content`s meaning much better than ever before using NLP API and Cloud Vision API.
Google’s NLP API takes the content and splits it up into what we understand as “entities”. The Entities are shown in colour with a little number below each one. The numbers are...
Mobile Score Google PageSpeed Insights has got strong correlation with sites penalized by June Core Update.
Check Links in Google Search Console. If you see .cf, .ga, .gq, .ml, .tk send them to disavow file.
My research (lang - ru).
I agree with Greg, your site has definitely been hacked.
Top ways websites get hacked by spammers | Web Fundamentals | Google Developers
Glossary for hacked sites | Web Fundamentals | Google Developers
FAQs for hacked sites | Web Fundamentals...
I also thought about using Moz DA to calculate authoritativeness. We do not use it yet, but we will probably. We need to test how difficult it will be to get this data for many sites. The fact is that we do not have a Moz subscription.
According to Google rater guidelines when a high level of authoritativeness or expertise is needed, the reputation of a website should be judged on what expert opinions have to say.
Reputation is an important criterion when using the High rating, and informs the E-A-T of the page...
E-A-T model include amount of expertise, authoritativeness, and trustworthiness:
● The expertise of the creator of the MC.
● The authoritativeness of the creator of the MC, the MC itself, and the website.
● The trustworthiness of the creator of the MC, the MC itself, and the website...
The my study methodology included:
Date range: since 13-Sep-2018 till 3-Oct-2018.
Test Segment - organic traffic
Test Metric - sessions
Control Segment - new users
Control Metric - sessions
Seasonality - Weekly
Event (Update) Date - 27-September-2018
The results of the study: