NetworkCalc
Network calculators for subnets, DNS, binary, and security tasks.
Read docs Updated 2026-06-17
What is NetworkCalc?
NetworkCalc is an API service offering calculators for common networking operations such as subnet computations, DNS handling, binary conversions, and security functions.
It is useful for developers and network professionals integrating these calculation utilities into applications or scripts.
What you can build with NetworkCalc
Automate IP subnet planning
Developers integrate NetworkCalc into internal tools to calculate subnets, CIDR ranges, and available hosts for network design and documentation.
Perform quick DNS lookups in scripts
Build automation scripts that resolve domain names or perform reverse DNS queries without managing separate DNS libraries.
Convert between number formats
Create utilities that convert IP addresses or masks between binary, decimal, and hexadecimal for debugging or teaching networking concepts.
Get started with NetworkCalc
- 1Visit the NetworkCalc documentation site to explore available endpoints
- 2Select the endpoint matching your task (subnet, DNS, or conversion)
- 3Construct an HTTPS GET or POST request to the endpoint URL
- 4Include any required query parameters such as IP address or domain
- 5Parse the JSON response in your application code
NetworkCalc: pros & cons
Pros
- +No authentication required
- +HTTPS support for secure calls
- +Covers multiple network-related tasks in one service
- +Simple to integrate with minimal setup
Cons
- –Public endpoints may have rate limits
- –Feature set limited to listed calculation types
- –No custom or advanced configuration options
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Frequently asked questions
NetworkCalc is a public API service that offers endpoints for subnet calculations, DNS operations, binary conversions, and basic security-related network tools.
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