But let us now look at a specific negative case

[sumonasumonakha.tu1]

It's a separate and distinct website, but it's one that's worked hard to build authority, and it's great! I recently received a subdomain backlink from this blog for CEOs, and I'm keeping it in the treasure chest.

So if the backlink comes from an authoritative site, it has authority .

As you can see so far, there's nothing wrong with subdomain backlinks—they're good for your content's reputation.



Caution: The PBN case
PBN example

PBN is an acronym for Private Blog Network .

It is commonly used to identify groups of websites operated by the same webmaster to link based on gambling database russia a complex linking scheme.

In short, a PBN is set up to benefit one or more money sites (real websites that make money). The PBN brings the money sites backlinks from smaller niche sites—sites created solely to link back to the money sites.

PBNs are a black hat link building method that is risky to implement these days because Google specifically targeted PBNs a few years ago and penalized many of them .

However, the technology is still there. While some of the niche sites are actually quite good (after all, the webmaster may have invested heavily in them), others are dumps filled with low-quality content and rehashed tips that benefit no one.