Not all backlinks are equal — in fact, the majority of links pointing to most websites pass no PageRank at all. Understanding the ratio of dofollow to nofollow links in your backlink profile is essential for diagnosing why your link building efforts are — or aren’t — translating into ranking improvements.
This free backlink quality ratio calculator calculates your dofollow ratio, shows how it compares to natural backlink profile benchmarks, and helps you identify whether your link acquisition strategy needs to shift focus. Whether you’re auditing your own site or a competitor’s profile, this calculator gives you the key quality ratio in seconds.
It’s built for SEO professionals, link builders, and site owners who want to understand the actual link equity value of their backlink portfolio.
Use the Calculator
What Is a Backlink Quality Ratio Calculator (Free) – Dofollow vs Nofollow?
Dofollow backlinks are links that pass PageRank (link equity) from the linking page to the linked page. They are the primary currency of off-page SEO — every dofollow link from a high-authority site increases the linked page’s authority and ranking potential.
Nofollow backlinks contain the rel=’nofollow’ attribute, which historically told Google not to follow the link or pass PageRank. Google updated its stance in 2019 — nofollow is now treated as a ‘hint’ rather than a directive — but nofollow links are still generally considered to pass little to no link equity.
A natural backlink profile contains a mix of both:
- Editorially placed dofollow links from high-quality content
- Nofollow links from social media, forums, blog comments, press releases, and directories
- A profile that is 100% dofollow looks artificial; 100% nofollow provides no SEO value
Formula
The backlink quality ratio formula:
Dofollow Ratio (%) = (Dofollow Links ÷ Total Links) × 100 Nofollow Ratio (%) = (Nofollow Links ÷ Total Links) × 100 Nofollow Links = Total Links − Dofollow Links Healthy profile: 50–80% dofollow, 20–50% nofollow Risk signal: 90%+ dofollow (may appear artificially built) No value signal: Under 30% dofollow (most links pass no equity)
Example Calculation
A niche site with 1,200 total backlinks: 840 dofollow and 360 nofollow:
| Total backlinks | 1,200 |
| Dofollow backlinks | 840 |
| Nofollow backlinks | 360 |
| Dofollow Ratio | 70.0% |
| Nofollow Ratio | 30.0% |
| Assessment | ✅ Healthy ratio — within the 50–80% dofollow benchmark |
What Is a Good Result?
Dofollow ratio benchmarks and what they signal:
| Ratio | Assessment | Action |
|---|---|---|
| Under 30% dofollow | Very weak link equity | Prioritise editorial link building; most of your profile has no SEO value |
| 30–50% dofollow | Below average | Increase dofollow acquisition via content and outreach |
| 50–80% dofollow | Healthy and natural | Maintain current strategy; good balance of equity and naturalness |
| 80–90% dofollow | High but acceptable | Review link sources; acceptable for sites with little social/forum presence |
| Over 90% dofollow | Potentially over-optimised | May look artificially built; diversify with some natural nofollow sources |
How to Build a Healthy Backlink Profile
Earn Dofollow Links Through Original Research and Data
Original studies, surveys, and data reports earn the highest-quality dofollow editorial links because journalists and bloggers cite them as sources. **A well-designed industry survey or original data analysis can earn 20–100+ natural dofollow links** from authoritative publications in your niche. This is one of the highest-ROI link building strategies available.
Guest Post on Relevant, High-Authority Sites
Guest posting on topically relevant, genuinely authoritative sites earns dofollow links with high topical relevance. **Topical relevance of the linking domain matters more than raw domain authority** — a dofollow link from a niche-relevant site with DR 40 often provides more ranking benefit than a generic DR 70 site. Prioritise industry-specific publications over generic content sites.
Build Linkable Assets Worth Citing Naturally
The most sustainable way to build dofollow links is to create content that other sites genuinely want to reference. **Calculators, tools, comprehensive guides, glossaries, and original research** all attract natural editorial links. This calculator you’re reading right now is an example of a linkable asset — it provides value that reference-worthy content naturally acquires links to.
Audit Competitor Backlink Profiles for Link Opportunities
Any site linking to your competitor with a dofollow link is a potential link for you. **Use Ahrefs or Semrush to export competitor backlink profiles**, filter to dofollow links from domains not already linking to you, and work through these as outreach targets. Competitor backlink gaps are the most targeted link building prospect list available.
Disavow Toxic Links That Distort Your Profile
Spammy, low-quality dofollow links — especially from link farms, PBNs, or unrelated foreign language sites — can artificially inflate your dofollow count while damaging your profile quality. **Identify toxic links with Google Search Console or a link audit tool** and disavow them via Google’s Disavow Tool if you cannot get them manually removed.
Frequently Asked Questions
1What is a dofollow backlink?
A **dofollow backlink** is a hyperlink that doesn’t carry the rel=’nofollow’ attribute, allowing search engines to follow the link and pass PageRank (link equity) from the linking page to the destination. Dofollow links are the primary currency of off-page SEO — they transfer authority and directly influence the ranking potential of the linked page.
2Do nofollow backlinks help with SEO?
Nofollow links provide minimal direct link equity, but they’re not worthless. Google updated its nofollow policy in 2019, now treating it as a ‘hint’ rather than a directive — meaning some nofollow links may pass small amounts of equity. More importantly, **nofollow links from high-traffic sites drive real visitors**, contribute to natural profile diversity, and can lead to brand awareness that generates future dofollow mentions.
3What is a healthy dofollow to nofollow ratio?
A **healthy dofollow ratio is typically 50–80%** of total backlinks. This ratio signals a natural acquisition pattern: some links come from editorial dofollow mentions, while others come from social media, forums, directories, and press releases (typically nofollow). A profile that is 95%+ dofollow can look like deliberate link buying; under 30% dofollow indicates most links provide no SEO value.
4How do I check if a link is dofollow or nofollow?
In a browser, right-click a link and select ‘Inspect’. In the HTML, look for **rel=’nofollow’** in the anchor tag — if present, it’s nofollow. If absent, it’s dofollow. At scale, use link analysis tools: Ahrefs, Semrush, or Majestic all report dofollow/nofollow status for every backlink in their databases. Google Search Console shows total links but doesn’t break down dofollow/nofollow.
Conclusion
Your dofollow ratio is the lens through which to understand how much actual link equity your backlink profile contains. Use the free backlink quality ratio calculator above to measure your current ratio, benchmark against healthy profile standards, and prioritise your link building strategy around the links that actually move the needle.