IPv6 support in Google Cloud
This document describes which services in Google Cloud include support for IPv6.
IPv6 has a much larger address space than IPv4, with 128 bits per address. IPv6 has many more addresses available than IPv4 does, which helps mitigate the growing shortage of IPv4 addresses.
IPv6 support is widely available in Google Cloud through dual-stack (IPv4 and IPv6) compute and networking services. You can deploy dual-stack subnets, which lets you deploy IPv6 workloads.
You can control IPv6 configurations by using organization policy constraints as described in the organization policy constraints section of the VPC networks overview.
Core compute and networking services
The following table summarizes dual-stack IPv6 support in core compute and networking services in Google Cloud.
For more information about a given service, see the corresponding documentation.
Service | Dual-stack IPv6 support | Documentation |
---|---|---|
Compute | ||
Compute Engine instances | ||
Compute Engine instance templates | ||
Compute Engine managed instance groups (MIGs)* | ||
Google Kubernetes Engine (GKE) nodes and pods | ||
Networking | ||
Subnets | ||
VPC Network Peering | ||
Static routes† | ||
Static IP address reservation | ||
Cloud Router | ||
Dedicated Interconnect | ||
Partner Interconnect | ||
HA VPN | ||
Classic VPN | ||
Cloud DNS | ||
Cloud Next Generation Firewall | ||
Classic Application Load Balancer (IPv6 termination)‡ | ||
Global external Application Load Balancer (IPv6 termination)‡ | ||
Regional external Application Load Balancer | ||
Regional internal Application Load Balancer | ||
Cross-region internal Application Load Balancer | ||
External passthrough Network Load Balancer | ||
Internal passthrough Network Load Balancer | ||
Classic proxy Network Load Balancer (IPv6 termination)‡ | ||
Global external proxy Network Load Balancer (IPv6 termination)‡ | ||
Regional external proxy Network Load Balancer | ||
Regional internal proxy Network Load Balancer |
Application services
The following table summarizes support for IPv6 in commonly used Google APIs and services.
For services that support private IPv6 access, private access from IPv6 clients is supported by Private Google Access.
For more information, see Additional details about application services and IPv6.
sqladmin.googleapis.com
.
Using this API lets you perform some administrative tasks for your Cloud SQL
instances, but you must use
Private Service Connect
or private services access to access
the Cloud SQL instances.
Additional details about application services and IPv6
There are two varieties of Google APIs and services:
- Services that run on Google's production infrastructure, including all
*.googleapis.com
service endpoints. - Services that run in VPC networks that are run by Google (also known as VPC-hosted services), such as Cloud SQL and Filestore.
Most services that run on Google's production infrastructure support access by clients with IPv6 addresses:
- Public access from IPv6 clients is supported.
- Private access from IPv6 clients is supported by Private Google Access. For more information about Private Google Access and supported services, see Domain options.
For more information about services that run on Google's infrastructure, see the Google APIs Explorer.
VPC-hosted services don't support access by clients that have IPv6 addresses. For more information about VPC-hosted services, see the Google published services in the Private Service Connect documentation and Supported services in the private services access documentation.