Opening Ports for Nest Thermostat using Your Router

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Port Forward Staff
July 22, 2021 (Last Updated: ) | Reading Time: 1 minutes

Here is a list of the ports that need to be forwarded for Nest Thermostat:

Nest Thermostat - PC

  • TCP: 80, 443, 9443, 9543
  • UDP: 80, 443, 9443, 9543

Setting Up a Port Forward for Nest Thermostat

You may need to forward ports in your router when you use Nest Thermostat. The purpose of forwarding ports is to make a direct connection from the internet to Nest Thermostat.

Routers are not designed to allow incoming network requests. By forwarding ports you can work around this limitation.

Before Forwarding a Port Checkoff This To Do List

You need to know the following things before you can forward a port:

How to Locate Your Router's IP Address

To find your router's IP address the easy way you can use our free Router Detector software. The software is part of our Network Utilities suite of tools and it is completely free to use.

If you do not want to run the software, you can follow our Find Your Router IP Address guide.

Setting Up a Port Forward for Nest Thermostat

The easiest way to forward your ports is to use our Network Utilities software. With Network Utilities, you can easily forward ports and also un-forward ports quickly so that you can keep your network up to date with the ports that you need forwarded and maximize your network security.

Alternatively you can do it by hand. The normal process for forwarding a port is:

You probably will need to reboot your router for the changes to take effect.

You can choose your router from our list to see exactly how to forward ports for Nest Thermostat:

List of Routers - Customized for Nest Thermostat

Those are the steps for forwarding ports in your router for Nest Thermostat.

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