Not so long ago, link building was akin to the Wild West of SEO. Directories, blog comments, link farms—anywhere you could sneak in a link was considered fair game, and it worked for a while. Rankings climbed, traffic increased, and those who engaged in this strategy reaped the benefits.
But those days are firmly in the past.
In 2025, link building isn’t about sheer volume or exploiting loopholes. It’s centred on trust, relevance, and authority. Search engines have evolved, and the repercussions for poor practices are harsher than ever. If your SEO approach still relies on shortcuts, it’s not just outdated—it’s perilous.
Let’s examine why spammy links are unequivocally defunct, and what ethical link building embodies in a landscape governed by transparency and quality.
What Constitutes Spammy Links (And Why Are They Still Around)?
Spammy links are backlinks that are:
- Irrelevant to your industry or audience
- Non-editorial, often found in comment sections or footers
- Low-authority, from websites built solely to sell links
- Unnatural, forcibly inserted into poor-quality content or off-topic placements
Despite numerous algorithm updates (Penguin, SpamBrain, Helpful Content), spammy links persist—primarily because they’re inexpensive, easy to produce, and promise quick results.
However, don’t be mistaken: these links don’t just …