Malicious & Spam IP Blacklist Check
The Zero Spam IP blacklist database is one of the most comprehensive and up-to-date resources for IP blacklist checks. Determine if an IP has been reported as malicious and/or spam by our global detection network. Get statistics, IP details and geolocation information.
Have a question or think an IP should be removed from our blacklist? We’d love to hear form you! Contact us today and we’ll be happy to help. Response time varies depending on demand, but you can typically expect a reply within 1-2 business days.
Exclusive IP Lookup Information
Zero Spam has the most up-to-date and exclusive IP blacklist information including our popular spam confidence score. Find out how many times an IP address has been reported, emails, usernames, and URLs associated with the IP, and more!
Unlike the other IP blacklist lookup sites, Zero Spam offers easy-to-understand insights and detailed information that can be used to take action with confidence. Put stop to a stop for good.
Up-to-date IP Geolocation Information
Use our IP blacklist lookup to determine an IP address geolocation information, including country, region (state), city, zip and DMZ coordinates. Geolocation information is updated daily to ensure the most accurate and up-to-date data.
Zero Spam IP Blacklist FAQ
Find answers to common questions about Zero Spam’s IP blacklist below. Can’t find your question? Contact us.
What is an IP blacklist?
An IP blacklist is used to filter out illegitimate or malicious IP addresses from accessing a site or application. Zero Spam's IP blacklist is one of the most up-to-date and comprehensive.
Is my IP address blacklist?
You can check if your IP address has been reported to Zero Spam's IP blacklist by using our IP Blacklist Checker. Enter an IP & get detailed information if it's been reported.
How long is an IP address blacklisted?
All reported IP address are kept up-to-date and give a confidence score. This score can be used to determine if and how long an IP address should be blocked.
How do I removed my IP address from the blacklist?
Fill out Zero Spam's contact form on the contact page and provide the IP address that should be removed. Once submitted, it'll be added to the review queue to determine if it's a legitimate user.
How are IP addresses reported to the blacklist?
Zero Spam uses a network of tens of thousands of websites, forums, blogs and open-source blacklists to determine if an IP should be reported. Spammy/malicious activity on those sites results in a report being sent to Zero Spam.
Is there a IP blocklist API I can use?
Yes! Zero Spam offers both a free and premium version of it's blacklist API that can easily be integrated into any site or application.