How to Check If Your IP Address is Blacklisted (Free Tool 2026)

If your emails are going to spam, your ad accounts keep getting banned, or websites are blocking you for no obvious reason — your IP address might be on a blacklist. Here's how to check it free in under 60 seconds. What is an IP Blacklist? An IP blacklist is a database of IP addresses flagged for spam, bots, or abusive behavior. Email providers like Gmail and Outlook check these databases constantly. Ad platforms like Google Ads and Facebook also use them to flag suspicious accounts. How to Check Your IP Blacklist Status The fastest free tool is Whoer Live's IP Blacklist Checker at www.whoer.live/blacklist. It scans your IP across 40+ blacklist databases instantly. Your IP is detected automatically. Results appear in seconds. No account needed. What To Do If Your IP is Blacklisted Contact your ISP and request a new IP address. Use a residential proxy to route through a clean IP. Submit a delisting request directly to the blacklist database. Bookmark whoer.live/blacklist — completely free, no signup required.