AdeOS interactive tools

Free Network Tools: IPv4, IPv6 & Subnet Calculators

Plan, validate, compare, and export networks with practical tools for day-to-day network engineering.

A free collection of IPv4, IPv6, CIDR, VLSM, BGP, DHCP, NAT, Kubernetes, and subnet-planning tools.

Plan

Use CIDR, VLSM, visual subnetting, and route summarization to shape address space.

Audit

Check overlap, compare ranges, validate addresses, and prepare reverse DNS.

Implement

Generate DHCP, NAT, BGP, wildcard-mask, and export-ready configuration inputs.

All calculators

Embed on your site

Drop the IP calculator directly into your own page via iframe — free, no signup required.

<iframe
  src="https://adechristanto.de/embed/ip-calculator?ip=10.0.0.0/24"
  width="480"
  height="640"
  style="border:0;border-radius:12px;"
  loading="lazy"
  title="IP Subnet Calculator"
></iframe>