you can check our backlinks help of ahref, backlinkchecker,alexa and you can check direct type our link in google.
small seo tools is not good backlink checker and Backlinkwatch many time only wacth high very site they do not check 0 and n/a site website
There are lots of SEO tools for checking backlink. there are some tools are 1). spyglass 2). Majestic SEO 3). Opensite Explorer and etc.