<a href=https://kwork.com/offpageseo/34787283/link-pyramid-tier-1-tier-2-tier-3>Link pyramid tier 1 tier 2 tier 3</a> Backlinks for SEO are divided into anchor and non-anchor links. Anchor links contain a primary search term, as such a query is essential for SEO performance. Non-anchor backlinks carry equal weight they represent bare links, and user interaction matters because it creates a path for search robots; crawlers navigate your website and deeper pages, that helps the site. Updates are shared through semrush. If there are fewer links for one of the services, updates are provided on the service with the highest count of inbound links as a result of indexing lag.