Is GitHub on IPv6?

Checking if the developer world is ready for the future.

README.md

The 30-Year Wait

In December 1995, RFC 1883 defined IPv6 to solve address exhaustion. Now, in 2026, many services still rely on legacy IPv4. Here you can find the reason behind this tool

We are checking if GitHub, its container registry, and You are connected via the modern internet.

Checking your connection...
Connecting to IPv6 and IPv4 endpoints