JTS Calculator

A collection of calcs i found useful

Charge per Minute

Minute Cost:

Charge per Hour

Hour Cost:

Subnet

Address	Mask
	/

Network	Mask	Range	Use	Count	Split	Merge

Unix Time / Epoch

Unix time (Seconds since 1970 blah blah:

Epoch 1753883187: Wed, 30 Jul 2025 13:46:27 +0000

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