What are backlinks in SEO & how do I get them?
Backlinks signal trust and authority to search engines and AI. Learn 7 proven ways to build them.
Link Building
Link building is one of the most effective SEO strategies to boost your website’s performance. Check out these resources and learn how to build high-quality links from the best link-building experts.
Link building for SEO: What works in 2026
Learn what link building involves and how it improves your visibility in search engines and AI systems.
10 link building strategies that still work in 2026
Learn 10 link building strategies that can help you grow your brand’s authority and search visibility.
How to Get Backlinks in 2026: 10 Tactics That Actually Work
Backlink strategies include finding unlinked brand mentions and fixing broken backlinks. Learn all 10 tactics.
Email Outreach: How to Write Outreach Emails that Convert
Email outreach is reaching out to people via email with the aim of generating backlinks to your website.
Broken Link Building: What It Is & How to Do It Right in 2025
Broken link building is finding dead links on other sites and convincing web admins to link to your site instead.
What Is an External Link? + SEO Best Practices
Learn about external links, their role in SEO, and how they impact website authority and rankings.
New Authority Score: The Most Manipulation-Resistant Metric
A major update to our Authority Score metric makes it easier to accurately evaluate domain reputability. New improvements include factoring in organic traffic and common spam signals, a visualizer, and a Network Graph report that identifies PBNs and signs of natural/unnatural link profiles. Our solution, Semrush Authority Score, is the most trustworthy source of website authority. Try it for free today.
How Authority Score Resists Manipulation (Data Study)
Learn about Semrush‘s updated Authority Score, built to resist spam and manipulation. Read our study comparing it to Moz Domain Authority & Ahrefs Domain Rating. See how our score correlated with organic traffic and spam signals & get an accurate read on domain authority.
Private Blog Networks (PBNs): What Are They & Do They Work?
PBNs are a network of websites created primarily for the purpose of providing backlinks to another website.