IP to Domain Lookup
Reverse DNS lookup to find domains associated with an IP address. Shows PTR records (hostnames) for the given IP.
How to Use
- 1
Enter IP address
Type or paste an IPv4 address (e.g., 8.8.8.8) into the input field.
- 2
Lookup
Click Lookup to perform a reverse DNS lookup (PTR record query).
- 3
View results
See hostnames associated with the IP address, or a message if no PTR record exists.
- 4
Copy result
Copy the hostname(s) to use in your analysis.
Reverse DNS maps IP addresses back to domain names—the opposite of standard DNS. Not all IPs have reverse DNS configured, but it's commonly used for email servers and network diagnostics.
- •Identifying servers by IP address
- •Email server verification
- •Network troubleshooting
- •Security analysis