Domain Blacklist Checker:

Enter a domain or subdomain to be checked against Michael Cottam's blacklist:

What's in my database today:

Click the name of the type of site to download a disavow file containing those domains.

Type of site Number of sites
Malware 201
Directory farm 608
Coupon farm 528
Bad redirects 4757
Blackhat Google URLs 1685
Image collection 217
Login hackers 952
Wiki clones 1437
Computer-generated gibberish 23031
.best 2389
General spam 128957

Questions? If you would like more information about why a particular domain is blacklisted, please contact Michael at .

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