Relevance has absolutely become one of the most important filters in modern SEO. It’s no longer enough for links to simply exist — they need to make contextual sense. Google has evolved to evaluate not just the authority of a backlink, but also how closely it aligns with your niche, topic, and overall content theme. A backlink from a highly relevant site in your industry sends a much stronger signal than a random high-authority link that has no topical connection. In many cases, a smaller but niche-specific site can outperform a generic authority site when it comes to link value.
What’s working now is topical alignment across the board — the linking page, the website, and even the surrounding content all need to match your subject. For example, if you’re in health, links from health blogs, medical directories, or fitness-related content carry far more weight than links from unrelated niches like tech or finance. Google’s systems are getting better at understanding context, semantics, and intent, so irrelevant links are often discounted or ignored rather than helping rankings.
In practice, this means your link-building strategy should focus less on metrics like DA/DR alone and more on contextual relevance and placement. A well-placed link inside a relevant article, surrounded by related content, is far more powerful and safer than bulk links with no clear connection. So yes — links should not just exist, they should fit naturally into your niche ecosystem. That’s what builds real authority today.