Backlink
A link from another website to yours, one of the strongest signals of authority in search.
In depth
What it really means
A backlink is a link from another site to yours. Search engines treat them as votes of confidence: links from relevant, authoritative sites signal that your content is trustworthy, which is a major ranking factor.
Quality beats quantity. A few links from respected, relevant sites outweigh many from weak or spammy ones.
Pros & cons
Pros
- Among the strongest authority and ranking signals.
- Drives referral traffic, not just rankings.
- Links from trusted sites also help AI credibility.
Cons
- Hard to earn; the good ones take real work.
- Low-quality or paid links can trigger penalties.
- Easy to chase quantity and waste effort.
Best practices
- Earn links by publishing genuinely link-worthy content.
- Prioritize relevant, authoritative sites over volume.
- Avoid paid or manipulative link schemes.
- Use original data, tools and strong opinions to attract links.
- Reclaim unlinked mentions where it makes sense.
FAQs
What is a backlink?
A link from another website to yours, treated by search engines as a vote of confidence and a strong ranking signal.
Are all backlinks good?
No. Links from relevant, authoritative sites help; low-quality or spammy links can hurt.
How do I get backlinks?
Earn them with link-worthy content, original data, tools and strong opinions, and by earning coverage on trusted sites.
Do paid links work?
They violate search guidelines and risk penalties. Earned links are the safe, durable path.
Quality or quantity?
Quality. A few links from respected, relevant sites outweigh many weak ones.
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