This utility tool calculates subnet masks based on IP and subnet inputs. It supports both IP and CIDR formats, determines class-based network numbers, and saves previous calculations for easy access. Users can also check the class of any IP address.






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This utility tool calculates subnet masks based on IP and subnet inputs. It supports both IP and CIDR formats, determines class-based network numbers, and saves previous calculations for easy access. Users can also check the class of any IP address.





This utility quickly calculates IPv4 and IPv6 subnets with a clean interface. It's designed for network professionals and students needing fast, accurate subnetting tools on their iPhone.










This tool efficiently calculates IPv4 and IPv6 subnets, simplifying complex network configuration and analysis tasks. It's designed for networking professionals and enthusiasts who need a reliable way to manage subnets.


Easily calculate local network attributes like subnet masks and IP address ranges. Explore networking concepts and RFC databases with an included tutorial. Supports decimal, binary, and hexadecimal formats.


This utility calculates IP address ranges from an IP address and subnet mask. It supports IPv4 calculations, including prefix display, address range counts, and bit notation. Useful for quick CIDR notation checks and subnet mask conversions.


This utility app displays your current IP address when connected to WiFi. It also includes a temperature converter for Celsius and Fahrenheit, and allows you to email your IP address directly. Save time in crucial network situations with this straightforward tool.


This app provides tools for network diagnostics and information. It allows users to locate IP addresses, perform ping tests, and conduct DNS lookups. Additionally, it includes a subnet calculator for network management.


This free utility app quickly calculates subnet masks and wildcard masks for IPv4 networks. It's designed for IT professionals and students to simplify complex networking tasks and aid in certification preparation, offering offline functionality.