# Go live with Azion

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Once you’ve [built an application](/en/documentation/products/guides/build/overview/), you can ensure that it’s accessible to your users while taking advantage of Azion highly distribuited network to attends to your traffic and deliver your content.

Going live with Azion involves a few configurations to [add a custom domain](#adding-a-custom-domain), [migrate your ns](#migrating-your-ns-to-azion), and [point your traffic to Azion](#pointing-your-domain-to-azion) to the edge network.

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## Adding a custom domain

If you build a new application following the [build an application](/en/documentation/products/guides/build/build-an-application/) page, Azion automatically generates a subdomain to make it accessible, with this format: `xxxxxxxxxx.map.azionedge.net/`. 

This domain identifies your application on Azion and can't be modified. However, you can associate your own custom domain and subdomains to your Azion domain to handle user access to your application.

### Accessing the Domains' configuration page

[Access Azion Console](https://console.azion.com) and click on **Manage your Domains** card on the homepage.

- As an alternate path, select **Products menu**, represented by three horizontal lines on the upper-left corner, and then **Workloads**.

This will open the Domains page to perform your changes.

### Setting up a new custom domain

To do so, click the **Add Domain** button and fill in the presented fields to set up your custom domain:

- **Add Configuration Name**: type a name for your domain. You can use the same name as your domain name.
- [Digital Certificate](/en/documentation/products/secure/firewall/certificate-manager/): you can select the standard Azion Certificate (SAN), a [Let's Encrypt Certificate](/en/documentation/products/guides/how-to-generate-a-lets-encrypt-certificate/), or any [third-party Digital Certificate](/en/documentation/products/guides/create-a-digital-certificate/).
- [Canonical Names (CNAMES)](/en/documentation/products/build/applications/domains/#cname): write all the CNAMES your domain has. CNAMES must be added one per line, no punctuation.
- **CNAME Access Only** switch: it should be activated if you want your users to access your application only by CNAME.
- **Application**: select the one your **Domain** will be connected to from the dropdown list.
- The **Active** switch: it must be on.

Finally, click the **Save** button. Now, your custom domain is now connected to the application. 

:::note
Your root domain (example: `myapp.com`) and all your subdomains (example: `user.myapp.com`) must each be configured as a standalone domain.

To read about others ways to customize and configure your own domains or subdomains, visit the [Domains documentation](/en/documentation/products/guides/configure-a-domain/).
:::

### About Let's Encrypt
If you selected a Let's Encrypt Certificate as the Digital Certificate associated with your custom domain, you need to complete a specific process to properly configure the DNS settings. Check this guide on [How to generate a Let's Encrypt Certificate](/en/documentation/products/guides/how-to-generate-a-lets-encrypt-certificate/) for more details.

After customizing domain, it's time to [migrate your ns](#migrating-your-ns-to-azion) or [point your traffic to Azion](#pointing-your-domain-to-azion) to use the global distributed network and other products.

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## Migrating your NS to Azion 

With this option, you rely on Azion's platform to host and manage DNS zones and records by redirecting the DNS resolution of your domain provider to Azion's authoritative nameservers (NS) through Azion [Edge DNS](/en/documentation/products/secure/edge-dns/).

To complete this task, you must have:

- A domain registered with a hosting service.
- An [application](/en/documentation/products/guides/build/build-an-application/).
- A [custom domain](/en/documentation/products/guides/configure-a-domain/).

Then, you must create a DNS zone and migrate your *name resolution* to Azion.

<DocButton href="/en/documentation/products/guides/migrate-ns-to-azion/" label="Go to Migrate your NS to Azion guide" kind="secondary" size="medium" />



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## Pointing your domain to Azion

To complete this task, you must have:

- A domain registered with a hosting service.
- An [application](/en/documentation/products/guides/build/build-an-application/).
- A [custom domain](/en/documentation/products/guides/configure-a-domain/).

Then, you must configure your DNS third-party provider and associate the address of your custom domain to the `xxxxxxxxxx.map.azionedge.net` address, [as explained before](#adding-a-custom-domain).

<DocButton href="/en/documentation/products/guides/point-domain-to-azion/" label="Go to Point your domain to Azion guide" kind="secondary" size="medium" />



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## Next steps

After finishing these configurations, you can confirm the incoming traffic through [Real-Time Metrics](/en/documentation/products/observe/real-time-metrics/).

Click the **Next Page** button, located at the bottom-right corner of this page, to go to this step.