Conversions API Gateway or Signals Gateway: AWS ECS Custom Domain Setup
Updated: Jan 23, 2026
Step 1: Launch Domain Management Page, and select AWS Certificate Manager
Step 2: Launch Domain Management Page
Step 3: Choose the data routing domain (required) and web access domain (required), and click ‘Continue’
Step 4: Set DNS records in your DNS service (for example, Amazon route 53), and wait for the status to change to Complete.
Step 5: Wait until the domains are active.
For tenants (accounts) that are created by the agency, they can create their own first party domains.
Step 1: Launch Data routing Page (Accounts settings - > Data routing).
Step 2: Click optimize button, and input the tenant domains.
Step 3: Confirm the domain. Set DNS records in your DNS service (for example, Amazon route 53), and wait for the status to change to Complete.
Step 4: Wait until the domain setup is complete.
2: Domain Setup by Cloudflare
Step 1: Choose Cloudflare as domain setup option.
Step 2: Follow the UI instructions to enter token and domain.
Step 3: Follow the UI instructions to enter token and domain.
For tenants (accounts) that are created by the agency, they can create their own first party domains.
Step 1: Launch Data routing Page (Accounts settings - > Data routing).
Step 2: Set DNS records in your DNS service (for example, Amazon route 53) with a CNAME record of the tenant domain to the agency domain, and then input the tenant domain in the website.
Step 3: Wait until the domain setup is complete.