The 9M2PJU IPv4 Calculator is a free Chrome extension designed for quick and accurate calculations of IPv4 addresses. Ideal for network administrators, IT professionals, and students, it offers a user-friendly interface that allows users to enter any IP address and instantly view detailed results. Key features include subnet mask selection ranging from /8 to /32, providing comprehensive information such as octets, netmask, broadcast address, and the total number of available hosts.

This extension's compact layout ensures all necessary information is displayed without the need for scrolling, making it a time-saving tool for anyone dealing with IP addresses. Whether you're configuring networks, troubleshooting connectivity issues, or studying for networking certifications, the 9M2PJU IPv4 Calculator streamlines the process, delivering precise results in seconds.