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About this SEO Tool
Blacklist Lookup checks whether an IP or domain appears on popular spam or block lists. It is useful for email deliverability and security checks.
How to Use
Enter the domain or IP address.
Click Submit to run the lookup.
See which blacklists, if any, currently list your host.
FAQ
What if I am blacklisted?
Investigate for malware or spam and request delisting from each blacklist.
Does this affect SEO?
It primarily affects email; severe abuse may also impact reputation more broadly.
