The Google+ page test checks to see if a website links to a Google+ page.
The amount of activity about a website on Google+, and other forms of social media, is a major factor in how well a website is marketed. A Google+ page is a great way to encourage activity about your site on Google+.
While testing the website, we scan all pages for links to Google+ pages. For each of the Google+ pages we find, we find out the number of +1s and the number of people who have this page in their circles.
In order to determine if any of the Google+ pages that have been found are related to the website, we check the information section of the Google+ page to see if the website being tested is listed.
Create a company Google+ page for your website and make regular posts. If you already have a Google+ page, but Nibbler is unable to detect it: