Broken Link Building - Complete Guide to Find and Replace Broken Links

What is Broken Link Building?

Broken Link Building is an SEO Offpage technique where you find non-working links (404, 500, or other errors) on other websites, then replace them with your content. This is one of the most effective link building strategies because you're providing real value to the website owner.

Why Called "Broken"?

When a web page stops working, gets deleted, or moves to a new URL without a redirect, links pointing to that page become "broken" - meaning when users click, they'll get an error message like 404 Not Found. These links are called "broken links."

Important Note: Broken Link Building is a completely white-hat, legitimate technique when done correctly. You're helping website owners discover and fix errors while earning natural backlinks.

To learn more about how backlinks pass value, check out our article on What is Link Juice?.

Why is Broken Link Building Effective?

1. Win-Win for Both Sides

• Website owner: Gets notified about the error and has opportunity to fix it, improving user experience
• You: Get natural backlinks from quality websites

2. Higher Success Rate

Compared to other link building strategies, broken link building has a higher response rate because you're helping website owners, not asking them to do something for free.

3. High-Quality Backlinks

Websites with backlinks to 404 pages are often websites that once had quality content and have industry authority. When you replace it, you inherit that value.

4. Relationship Building Opportunity

The outreach process helps you build relationships with publishers and webmasters in your industry.

To understand backlink types better, check out our article on What is a Backlink?.

Types of Broken Links

1. 404 Not Found

This is the most common type. The page has been deleted or doesn't exist. This is the best opportunity to replace with similar content.

2. 403 Forbidden

The page exists but doesn't allow access. You can suggest alternative content but success rate is lower.

3. 500 Internal Server Error

Server error. The page may come back online if fixed. Check again after a few days.

4. Redirect Errors

The page has moved to a new URL but the redirect isn't configured correctly. You can suggest updating the redirect.

5. Expired Domain Links

Domain has expired and is for sale or parked. This is an opportunity but requires careful history checking.

Detailed Broken Link Building Process

Step 1: Research and Find Broken Links

Method 1: Find Competitors with Many Backlinks

1. Use tools like Ahrefs, Moz, or SEMrush
2. Check competitor backlinks
3. Filter for destination pages that no longer exist (404)

Method 2: Find Within Same Industry Content

1. Find articles, guides related to your industry
2. Check all links in that content
3. Identify broken links

Method 3: Use Dedicated Tools

Some tools automatically find broken links:

• Ahrefs Site Explorer: Batch check
• Screaming Frog: Find all errors on a website
• Broken Link Checker: Free online tool

Step 2: Verify Broken Links

After finding a list, you need to verify:

1. Manual check: Visit directly to confirm the error
2. Check history: Use Wayback Machine to see what the old page looked like
3. Assess value: Was the old page valuable? Can you replace it?

Step 3: Check Backlinks to Broken Link

Before reaching out, check:

1. Who's linking to the broken page? (use backlink checker tool)
2. How many websites? (more is better)
3. What's the quality of source websites? (DA, traffic, relevance)

To learn more about evaluating backlink quality, check out our article on What is Domain Authority?.

Step 4: Create Replacement Content

Your content must be:

• As good as or better than the original content
• Directly related to the topic
• Has real value for readers
• Updated and complete information

Tip: If the old page was a guide, create an even more comprehensive guide.

Step 5: Contact Website Owners

Email Template (Example):

Subject: Found broken links on [Website Name]

Hi [Name],

I was reading your [article name] article on your website and noticed some non-working links.

Specifically, the link at [URL] is showing a 404 error.

I've written an article on a similar topic: [Your content URL]

If you find it useful, I'd be happy if you considered replacing the broken link with a link to my article.

Thank you for your time!

Best regards,
[Your name]

Email Writing Principles:

• Be brief and polite
• Offer value instead of asking
• Don't advertise or sell
• Say thank you even if rejected

Step 6: Monitor and Evaluate

• Track responses within 1-2 weeks
• Record responses (positive, negative, no response)
• Evaluate backlink quality received
• Adjust strategy if needed

Broken Link Building Tools

1. Ahrefs

• Pros: Accurate data, user-friendly interface
• Cons: Expensive
• How to use: Site Explorer → Enter competitor URL → Backlinks → "HTTP code" column to filter 404

2. Moz Link Explorer

• Pros: Free (with limits), includes Domain Authority
• Cons: Less data than Ahrefs

3. Screaming Frog

• Pros: Find all errors on your website
• Cons: Requires installation, uses computer resources
• How to use: Crawl website → Export → Filter 4xx, 5xx errors

4. Dead Link Checker (Free)

• Pros: Free, fast
• Cons: Only checks one URL at a time

5. Google Search Console

• Pros: Free, data from Google
• Cons: Only shows broken links Google has discovered
• How to use: Links → External links → "Link target" section

To learn more about SEO tools, check out our article on SEO Tools.

Advanced Strategies

1. Skyscraper Technique

Combine broken link building with skyscraper technique:

1. Find content with many backlinks (that may have become 404)
2. Create better content
3. Reach out to all websites linking to original content

2. Content Adaptation

Instead of creating new content:

1. Find 404 pages in your industry
2. See what old content was
3. Update existing content to match
4. Contact website owners to suggest replacement

3. Niche Edits

Instead of new guest posts:

1. Find old articles in your industry with backlinks to 404
2. Suggest adding your content to that article
3. Replace broken link with link to relevant content

Mistakes to Avoid

1. Reaching Out Too Many Times

Don't mass email the same website. Once is enough.

2. Not Verifying Broken Links

Always manually check before reaching out. You don't want to ask to fix links that aren't broken.

3. Poor Quality Content

Replacement content must be as good as or better than the original. If not, success rate will be very low.

4. Not Tracking

Track results to improve your strategy. Mark sent emails, responses, and results.

5. Giving Up Too Soon

Broken link building requires patience. Response rate is typically 5-10%, but the backlinks you earn are often high quality.

How to Find Expired Domains

Expired domains can be a big opportunity:

1. Use Tools

• Expired Domains: Tool to find expired domains
• GoDaddy Auctions: Buy expired domains
• Namecheap Marketplace: Buy and sell domains

2. Process

1. Find domains related to your industry
2. Check history (any backlinks, any penalties)
3. Evaluate old backlink quality
4. Buy domain if valuable
5. Redirect to your content

3. Notes

• Carefully check history before buying
• Avoid penalized domains or backlinks from spam websites
• Prioritize domains with backlinks from reputable industry websites

Real Examples

Example 1: Tech Blog

1. Find tech blogs with deleted tutorial articles
2. Check and find 20+ websites linking to that article
3. Create more detailed tutorial
4. Reach out to 20 websites
5. Result: 5 high-quality backlinks

Example 2: E-commerce Website

1. Find non-working product pages
2. See review pages linking to them
3. Create similar or better product page
4. Reach out to review blogs
5. Result: Backlinks from reputable review sites

Conclusion

Broken Link Building is one of the most effective and sustainable link building strategies. By providing value to website owners, you not only earn backlinks but also build relationships in your industry.

To succeed, remember:

• Find broken links from quality websites in your industry
• Verify carefully before reaching out
• Create replacement content as good as or better than original
• Reach out briefly, politely, and offer value
• Track and evaluate results
• Be patient - no strategy delivers immediate results

Next Step: Start by analyzing competitor backlinks to find broken link building opportunities in your industry.