Network Tools

Calculators for network engineers — beyond unit conversion.

Signal Power ConverterConvert RF/optical power between dBm, milliwatts, and watts.

Subnet / CIDR CalculatorCIDR → netmask, wildcard, network, broadcast, host range, and host count.

IP Address ConverterIPv4 dotted-decimal ↔ integer, hexadecimal, and binary.

Data Transfer TimeEstimate how long a file takes to transfer at a given bandwidth.