Verifying a site in Google Search Console
The disavow tool lets you tell Google "don't count these backlinks when you assess my site". It was introduced in 2012 to give site owners a way to recover from negative SEO and from their own past sins — having paid a back-alley link builder to spam ten thousand directories on their behalf.
It is also the most over-used feature in Search Console. Most sites don't need to touch it. If a self-described SEO consultant is recommending you submit a disavow file, ask them to justify it specifically.
What Google's own guidance now says
Google's official documentation has shifted considerably since 2012. The current line is roughly: "For most sites, you should not need to use this tool. Google has improved its ability to ignore unhelpful links."
In practice, Google's algorithm filters out the obvious spam — link farms, automated comment spam, the usual suspects — without you needing to do anything. The risk of disavowing legitimate links you didn't realise were helping you is real, and the upside is usually zero.
The two cases where it does matter
1. You have a manual penalty
If Search Console's Security & Manual Actions → Manual actions shows an "unnatural links" penalty, then yes — you need to act. Google has flagged your link profile as manipulative, and the penalty won't lift until you've done two things:
- Asked the offending sites to remove the links (and documented the requests).
- Submitted a disavow file for the ones that wouldn't comply.
- Filed a reconsideration request.
2. You inherited a site with known black-hat history
If you bought a domain that was previously used for an affiliate scheme, paid links, or a link network, a precautionary disavow is reasonable. You're explicitly telling Google "I know about this history, I want a clean slate."
How to write a disavow file
It's a plain text file, one rule per line. You can disavow individual URLs, but it's almost always better to disavow at the domain level:
# Sites I've disavowed because they're spam farms
domain:cheapseo123.example
domain:linkfactory.example
# Specific pages where I can't get the link removed
http://random-blog.example/post-from-2014/
# Comment lines start with #Save it as disavow.txt, then upload at search.google.com/search-console/disavow-links. Pick the right Search Console property first — the tool is per-property.
What you should do instead, in 99% of cases
- Don't audit your backlinks for "toxic links" weekly. It's busywork. The third-party "toxicity scores" some tools sell are unreliable.
- If you see weird new links appearing, ignore them. If they're spam, Google ignores them. If they're a competitor trying to negative-SEO you, Google has been pretty good at sniffing that out since about 2017.
- Spend the time on earning good links instead. Write something worth citing. Get on a podcast. Publish original research.
What can go wrong
The disavow tool is irreversible in practice — you can withdraw a disavow file, but the recovery from "I just told Google to ignore my best 20 backlinks because they came from sites I didn't recognise" is six months of waiting. Treat it like a chemotherapy: useful for a real cancer, harmful in any other situation.
If you've inherited a site with a complicated link history and you'd like a sober second opinion, drop us a line. We've untangled a few.