An inbound backlink is usually a url from a single site to another internet site. If your company's site integrated a url to an posting around the HubSpot web site, HubSpot will be getting an inbound backlink from a site.
In HubSpot, an inbound hyperlink is actually a backlink to the web site on your web site from another site which includes produced a minimum of 1 visit. You can see how inbound backlinks are producing visitors to your web site web pages in the resources report. Traffic to your website from inbound inbound links will probably be reflected inside the Referrals bucket with the resources report (