What are inbound and outbound links?
Inbound Links: These are links pointing to your website from other websites (known as backlinks)
Outbound Links: These are links pointing to other websites from your website.
Both types of links can be seen in Site Explorer. In the Backlinks report under the Backlinks Profile section, you can find all pages from external websites linking to your website or URL (Inbound links):
To see outbound links, you can head over to the Outgoing links report under the Outgoing links section; see the example in the image below: