Subnet Tool
A quick IPv4 subnet calculator: type an address with a prefix and get the network, broadcast, mask, wildcard, first and last host, total and usable addresses, and the address class. Runs locally.
扫码在 Android 版 Firefox 中打开此扩展
A quick IPv4 subnet calculator: type an address with a prefix and get the network, broadcast, mask, wildcard, first and last host, total and usable addresses, and the address class. Runs locally.