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Life & fun · December 14, 2015

Interactive IP/CIDR range visualizer

Instantly compute and visualize CIDR subnets, IP ranges and masks. Free online tool for accurate network design, planning and IT education.

Interactive IP/CIDR range visualizer launched on December 14, 2015 with 6 votes and more than 50% of that year's launches. The site was still online in September 2026, 10 years on.

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