Secure DNS + IP utility

IP Address Translator

Translate a domain into IPv4 and IPv6 records, reverse an IP address into its DNS hostname, and convert IPv4 values between dotted decimal, integer, binary, and hexadecimal.

Domain → IPIP → HostnameIPv4 ConverterServer-side DNS proxy

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Domain to IP

Find IPv4, IPv6, and canonical-name records.

IP to Hostname

Run a reverse DNS PTR lookup.

IPv4 Format Converter

This section works entirely inside your browser without sending the value to the server.

IPv4 dotted-decimal address

Integer, hexadecimal, or 32-bit binary

Learning center

Understand IP addresses and DNS

These original beginner guides explain what the results mean and how to troubleshoot common network problems safely.

What Is an IP Address?Learn how devices use numerical addresses to communicate. IPv4 vs. IPv6Compare address formats, capacity, and compatibility. Reverse DNS ExplainedUnderstand PTR records and why some IPs have no hostname. Public vs. Private IPSee the difference between internet and local-network addresses. DNS TroubleshootingUse safe steps to diagnose name-resolution problems. Find Your Router IPLocate your default gateway on common devices.