Building high-quality backlinks from authoritative websites is crucial for improving your website’s search engine rankings. Here are some reputable platforms with high Domain Authority (DA) and Page Authority (PA) where you can acquire free backlinks:

  1. Medium.com: A popular online publishing platform where you can create and share articles, including links back to your website.
  2. WordPress.com: A widely-used blogging platform that allows you to publish content and include backlinks to your site.
  3. Blogger.com: Google’s free blog-publishing service where you can create a blog and add links to your website.
  4. Tumblr.com: A microblogging platform and social networking website that enables you to share content and include backlinks.
  5. Reddit.com: A social news aggregation and discussion website where you can share content and gain backlinks, especially in relevant subreddits.
  6. Quora.com: A question-and-answer platform where you can provide insightful answers and include links to your content when relevant.
  7. Pinterest.com: A visual discovery platform where you can share images and link them back to your website.
  8. GitHub.com: A platform for developers to host and review code, where you can also include links to your projects or website.
  9. LinkedIn.com: A professional networking site where you can share content and include backlinks in your profile and posts.
  10. SlideShare.net: A hosting service for professional content including presentations and infographics, allowing backlinks in your uploads.

When utilising these platforms, ensure that the backlinks are contextually relevant and add value to the content. Avoid spamming links, as search engines prioritise quality over quantity. Regularly engaging with these communities can lead to more organic and authoritative backlinks over time.