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Disavow Tool Guide: How and When to Disavow Backlinks

Learn when and how to use Google's disavow tool. Understand when disavowing is necessary, how to create disavow files, and common mistakes to avoid.

SEO Backlinks Team
7 min read
Updated 11 January 2026
informational

Google's disavow tool allows you to tell Google to ignore specific backlinks when assessing your site. However, it's often overused. This guide explains when disavowing is actually necessary and how to do it correctly.

What Is the Disavow Tool?#

Purpose#

The disavow tool tells Google: "Please don't count these links when evaluating my site."

It's a last resort for:

  • Removing the impact of links you can't get removed
  • Recovering from manual actions
  • Addressing significant spam link problems

Where to Find It#

Access through Google Search Console: https://search.google.com/search-console/disavow-links

How It Works#

  1. You create a text file listing links to disavow
  2. You upload it to Google Search Console
  3. Google processes the file (takes weeks to months)
  4. Listed links are ignored in ranking calculations

When to Use the Disavow Tool#

Definitely Use#

Manual action for unnatural links:

  • You've received a manual action notification
  • Specifically mentions "unnatural links to your site"
  • Required as part of reconsideration request

Participated in link schemes:

  • You actively bought links
  • You used PBNs or link farms
  • You participated in link exchanges at scale
  • You want to clean up past mistakes

Significant negative SEO attack:

  • Clear attack pattern identified
  • Thousands of spam links in short period
  • Evidence of targeting

Maybe Use#

High percentage of toxic links:

  • Over 10-15% of profile is clearly toxic
  • Quality ratio is concerning
  • No manual action but worried

Legacy spam from previous SEO:

  • Previous owner or agency used bad tactics
  • Old link building from different era
  • Want clean slate

Probably Don't Need#

Small amount of spam:

  • Less than 5% of profile
  • Random spam that hits all sites
  • Not actively causing problems

Low-quality but not toxic:

  • Legitimate but weak links
  • Not worth removing, just low value
  • Google ignores automatically

Uncertain about link quality:

  • If you're not sure it's bad, probably isn't
  • Risk of disavowing good links
  • Better to leave alone

Google's Official Guidance#

From Google's documentation:

"For most sites, this tool will not be necessary, because Google is very good at identifying and ignoring spammy or untrustworthy links."

"You should only disavow backlinks if you believe you have a considerable number of spammy, artificial, or low-quality links pointing to your site, AND the links are causing a manual action, or likely will cause a manual action."

Translation: Most sites don't need this. Use only when clearly necessary.


Creating a Disavow File#

File Format Requirements#

File specifications:

  • Plain text file (.txt)
  • UTF-8 encoding (or 7-bit ASCII)
  • One entry per line
  • Max file size: 2MB

Syntax Options#

Disavow individual URLs:

http://spamsite.com/page-linking-to-you/
http://example.com/another-spam-page/

Disavow entire domains (recommended for clearly spam sites):

domain:spamsite.com
domain:linkfarm.example.com

Add comments (recommended for documentation):

# Disavow file for example.com
# Created: 2026-01-11
# Reason: Manual action recovery

# PBN network discovered 2026-01
domain:pbnsite1.com
domain:pbnsite2.com
domain:pbnsite3.com

# Link farm sites
domain:linkfarm1.com
domain:linkfarm2.com

# Individual spam pages from otherwise OK sites
http://legitimatesite.com/compromised-page/

Example Disavow File#

# Disavow file for mysite.com
# Last updated: 2026-01-11
#
# SECTION 1: PBN links (identified Jan 2026)
# These sites show PBN patterns: similar templates,
# shared hosting, cross-linking, thin content
domain:pbn-network-site1.com
domain:pbn-network-site2.com
domain:pbn-network-site3.com

# SECTION 2: Link farms
# Sites consisting only of link pages
domain:linkfarm-a.com
domain:linkfarm-b.com

# SECTION 3: Hacked sites
# Foreign language spam links from hacked sites
domain:hacked-example1.ru
domain:hacked-example2.cn

# SECTION 4: Specific pages
# Individual pages from sites that are otherwise fine
http://goodsite.com/spammy-page-with-link/

# Total domains: 8
# Total URLs: 1

Submitting Your Disavow File#

Step-by-Step Process#

Step 1: Verify ownership

  • Must have verified property in Search Console
  • Choose correct property (domain or URL prefix)

Step 2: Access the tool

  • Go to disavow links page
  • Select your property

Step 3: Upload file

  • Click "Choose file"
  • Select your .txt disavow file
  • Review warnings

Step 4: Confirm submission

  • Click "Submit"
  • File replaces any previous submission

Step 5: Wait

  • Processing takes weeks to months
  • No confirmation when complete
  • Monitor rankings and manual action status

Important Notes#

File replacement:

  • New files completely replace old ones
  • Always maintain complete, updated file
  • Don't upload additions—upload complete new file

Property selection:

  • Use same property format you manage
  • Domain property covers all subdomains
  • URL prefix covers only that prefix

After Submitting#

What to Expect#

Timeline:

  • File uploads immediately
  • Processing begins within days
  • Full effect may take weeks to months
  • No specific notification of completion

Monitoring:

  • Watch for ranking changes
  • Check manual action status
  • Track organic traffic trends

If You Have a Manual Action#

After disavow submission:

  1. Document cleanup efforts: What you disavowed and why
  2. Request link removals: Where possible (though not required)
  3. Submit reconsideration request: Explain actions taken
  4. Wait for response: Can take weeks
  5. Address feedback: If request denied, refine approach

Common Mistakes#

Over-Disavowing#

Mistake: Disavowing anything that looks slightly suspicious

Risk: May disavow legitimate links that provide value

Avoid by: Only disavowing clearly problematic links

Under-Documenting#

Mistake: No comments or records of why links were disavowed

Risk: Can't update intelligently, may forget rationale

Avoid by: Adding comments to file and keeping separate records

Mistake: Including quality links due to overcautious assessment

Risk: Losing valuable ranking signals

Avoid by: Thoroughly verifying links are actually harmful

Using Disavow Instead of Fixing Root Cause#

Mistake: Disavowing spam but continuing spam tactics

Risk: Continuous problem, eventual penalties

Avoid by: Fixing link building practices alongside cleanup

Expecting Immediate Results#

Mistake: Assuming instant impact after submission

Risk: Premature frustration or abandoning approach

Avoid by: Understanding months-long timeline


Managing Disavow Files Over Time#

Version Control#

Keep track of changes:

File naming convention:

disavow_mysite_2026-01-11.txt
disavow_mysite_2026-04-15.txt

Changelog documentation:

  • Date of update
  • What was added/removed
  • Reason for changes

Regular Review#

Quarterly review:

  • Are disavowed sites still problematic?
  • Any disavowed by mistake?
  • New toxic links to add?

Update process:

  1. Export current disavow file from GSC
  2. Review each entry
  3. Add new entries as needed
  4. Upload new complete file

Removing Entries#

If you determine a site was wrongly disavowed:

  1. Create new file without that entry
  2. Upload new file (replaces old)
  3. Wait for reprocessing

Alternatives to Disavow#

Before Disavowing, Consider#

Do nothing:

  • Google ignores most spam automatically
  • If no manual action, may not need intervention
  • Monitor rather than act

Link removal requests:

  • Contact site owners to remove links
  • Low success rate but sometimes works
  • Document attempts for reconsideration

Focus on building quality:

  • Build positive profile that drowns out spam
  • Quality links make spam irrelevant
  • More sustainable long-term

When Each Approach Fits#

| Situation | Approach | |-----------|----------| | Manual action | Disavow required | | Clear attack/significant spam | Disavow appropriate | | Minor spam | Do nothing | | Links you placed | Try removal first | | Low quality but not toxic | Do nothing |


Summary#

The disavow tool is powerful but often unnecessary:

When to use:

  • Manual action for unnatural links
  • Participation in link schemes
  • Significant spam link issues

When not to use:

  • Minor spam (Google ignores automatically)
  • Uncertain about quality
  • Low-value but legitimate links

How to use effectively:

  • Create properly formatted text file
  • Document with comments
  • Upload complete file (replaces previous)
  • Wait weeks-months for processing

Avoid:

  • Over-disavowing cautiously
  • Under-documenting decisions
  • Expecting instant results
  • Using as substitute for fixing tactics

When in doubt, don't disavow. It's better to leave a possibly-spam link than to remove a possibly-valuable one.


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