The number of backlinks tells important things about your website, because the bigger the number it is, the bigger your chances to get high results in Google are. However, when checking the number of the backlinks of any website it is extremely important to analyse how many of them are coming from unique domains, what their anchor text are and, of course, if they have the nofollow tag.
Using the tool Backlink Checker not only that you find out how many backlinks does your website have, but also the number of unique domains, ips, class c ip, nofollow, images, redirects and .edu/.gov links. It also gives you a list with the first 300 backlinks of your website, one link per domain is shown.
One interesting feature is that you can show up in your website the number of your backlinks using a very simple and friendly badge, like the following one: