Block Level Analysis refers to the way search engine crawlers read the sections of a web page to assess link quality.
As website pages are normally broken up into blocks of content, search engine algorithms start their analysis of a page from the premise that the blocks, and the links within, have a hierarchy of importance or quality…
More about Block-Level Analysis
They will attach a different weight to each block based a number of factors, including its geographic (top, middle, bottom) position on the page.
- For example, a link in a page footer might be assumed to have lower importance than a link provided in the main or central area of a page.
- Or if a page has a block of sponsored links at the bottom, that block might not be weighted as highly as an informational block of content positioned above the fold.
Understanding the impact of block level analysis can improve SEO by guiding the placement of the most important links on a page for target users.
Search engine crawlers are understood to weight the main content block toward the centre of a page more heavily than the blocks contained in the page navigation menu, footer, or any advertisements.
Both Bing and Google have said publicly that they use page segmentation and block level analysis in some respects.
In addition to SEO, blocks and page segmentation can affect the cost and price of link acquisition on a given page.