Blacklist check
Domain Name System based block lists are used by some mail and security systems. This check queries public lists for your current public Internet Protocol address.
DNSBL status
FAQ
A blacklist (or DNSBL) check looks up whether your public Internet Protocol address appears on public block lists used by some email and security systems. A listing can mean abuse, a shared Internet Protocol, or a false positive.
A listing does not always mean you did something wrong, shared IPs and noisy neighbors can trigger lists. Follow the list’s removal process if needed.
We query common public Domain Name System-based block lists (DNSBLs) used by some mail and security systems. Coverage varies by list and can change over time.
Yes. Results follow the public Internet Protocol address you present. A Virtual Private Network exit Internet Protocol address is checked instead of your home Internet Service Provider address.
Usually not. Listings mainly affect email delivery and some security filters. Everyday web browsing is typically unaffected.