Chmod Calculator

Calculate and convert between symbolic and numeric file permissions for Unix/Linux systems using the chmod command format with our free calculator.

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Sysops Tools

Calculate detailed information about an IP address including binary representation, hexadecimal format, and network specifications.

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Generate and validate cron expressions for scheduling tasks on Unix/Linux systems, with human-readable descriptions and next execution times.

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IP Address Calculator

Calculate detailed information about an IP address including binary representation, hexadecimal format, network specifications and more with our free IP calculator.

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IP Subnet Calculator

Calculate subnet information by dividing a network into smaller subnets based on required hosts or number of subnets with our free subnet calculator.

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