Useful when
- Verifying IPv6 readiness of your connection
- Testing whether your ISP or VPN supports IPv6
- Documenting dual-stack status for support tickets
Phase II tool
IPv6 is the next-generation internet protocol. Adoption has grown steadily as IPv4 address space has been exhausted.
IPv6 may not be visible from every network. If you don't see an IPv6 address here, your connection may be IPv4-only.