CIDR Subnet Calculator
Enter IP Address & CIDR (e.g., 192.168.1.100/24)
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Invalid input format. Please use IP/CIDR (e.g., 10.0.0.1/24).
Network Address:
Subnet Mask:
First Usable IP:
Last Usable IP:
Broadcast Address:
Total Hosts:
Usable Hosts: