Discover all websites and domains hosted on the same server or IP address with our free reverse IP lookup tool.
What is Reverse IP Lookup ?
Reverse IP lookup is a network analysis technique that allows you to find all domain names and websites that are hosted on a specific IP address or server. This powerful tool helps you discover which websites share the same hosting infrastructure
Key Features
Comprehensive Search
Discover all domains and subdomains hosted on any IP address with detailed results.
Fast Results
Get instant reverse IP lookup results with our optimized search algorithm.
Completely Free
No registration required, no limits - use our reverse IP tool as much as you need.
Easy Export
Copy results with one click for use in your security analysis or research projects.
How to Use the Reverse IP Lookup Tool
Enter IP Address:
Input the IP address you want to investigate in the search field above
Click Search:
Press the "Search" button to initiate the reverse lookup process
View Results:
Browse through the list of domains and websites hosted on that IP address
Copy Results:
Use the "Copy" button to save the results for further analysis
Reset Search:
Click "Reset" to clear the current search and start a new lookup
Common Use Cases
Cybersecurity & Threat Intelligence
Security professionals use reverse IP lookup to identify potentially malicious websites sharing infrastructure with known threats. This helps in threat hunting, incident response, and building comprehensive threat intelligence profiles.
Digital Marketing & SEO
SEO specialists and digital marketers utilize reverse IP lookups to discover competitor networks, identify link building opportunities, and analyze hosting patterns that might affect search engine rankings.
Network Administration
System administrators and network engineers use this tool to audit their hosting infrastructure, verify server configurations, and ensure proper domain management across their networks.
Domain Research
Domain investors and researchers leverage reverse IP lookup to discover related domains, analyze hosting trends, and identify potential acquisition opportunities.
Technical Information
Primary domain names
Subdomains and aliases
Hosting provider information
Server location data
SSL certificate details (when available)
Frequently Asked Questions
What information can I find with reverse IP lookup ?
You can discover all domain names, websites, and subdomains that are hosted on a specific IP address, along with hosting provider information and server details.
Is reverse IP lookup legal ?
Yes, reverse IP lookup is completely legal. It only accesses publicly available DNS information that is already accessible through standard network protocols.
How accurate are the results ?
Our tool provides highly accurate results based on current DNS records and hosting information. However, results may vary based on hosting configurations and DNS propagation.
Can I lookup IPv6 addresses ?
Yes, our reverse IP lookup tool supports both IPv4 and IPv6 address formats for comprehensive network analysis.