Category hub
Networking Calculators
Browse 4 tools, including IP Subnet Calculator, Bandwidth Calculator, Base64 Encode / Decode.
IP Subnet Calculator
Calculate IPv4 network, mask, broadcast and usable-host range, including /31 and /32.
Bandwidth Calculator
Estimate transfer time, distinguishing bits from bytes and decimal from binary storage units.
Base64 Encode / Decode
Encode Unicode text as Base64 or decode strict Base64 to UTF-8 text.
URL Encode / Decode
Encode or decode a URL component using UTF-8 percent encoding.
4 working tools. Each page explains its inputs, formula and assumptions.