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Email Blacklist Checker
Check domain/IP against common DNSBLs.
How it works
Check domain/IP against common DNSBLs
Enter a domain or IPv4 → click Check blacklists → snapshot against Spamhaus, SpamCop, Barracuda, and SORBS via public DNS. Some lists block browser queries — treat as directional.
Results appear here after you click Check blacklists.
Related deliverability & DNS tools
Same category — authentication, MX health, blacklists, and placement estimates.
Send with authenticated domains via MailShrine?
Fix DNS auth here, then harvest and send from AI Email Lead Generator with pay-as-you-go credits.