IP Calculator

Analyze IPv4 class, binary/hex, integer format, and reverse PTR notation
This free online ip calculator runs in your browser and is part of our Calculators collection.

IP Calculator

Analyze IPv4 addresses with class, binary form, integer value, and reverse DNS notation.

What this helps with

  • Understand IPv4 classes and default mask concepts
  • Convert dotted decimal to binary and integer formats
  • Identify private, loopback, multicast, and reserved ranges
  • Generate reverse lookup notation for DNS PTR zones

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