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Q & A Security · August 15, 2026

My IP is clean but my domain is blacklisted. Does that affect email?

Domain blacklists (SURBL, URIBL, Spamhaus DBL) primarily affect email where your domain appears in the message body or headers — common in phishing or spam campaigns that reference your domain. The impact depends on which list and how it’s used. Domain blacklisting can also affect browser warnings via Google Safe Browsing. Fix the root cause (malware, phishing content) and request delisting.

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How to Check If Your Domain or IP Is Blacklisted
Being blacklisted on Spamhaus or Barracuda can block 80% of your email overnight. DomainScan checks 50+ blocklists simultaneously for your domain and outbound IP — here's how to read the results and take action.