guide

Custom Domain

Location: Settings → System → Custom Domain

Updated: 3/9/2026

Location: Settings → System → Custom Domain

Plan required: Pro

Use your own domain for checkout pages instead of the default cloud.quantapay.app URL.

Setup

FieldDescription
Custom DomainYour custom domain for payment pages (e.g., pay.yourdomain.com).

DNS Configuration

  1. Enter your desired domain (e.g., pay.yourdomain.com) in the settings.
  2. Add a CNAME record in your DNS provider:
Type:  CNAME
Name:  pay
Value: cloud.quantapay.app
TTL:   3600
  1. Wait for DNS propagation (usually 5-30 minutes).
  2. Save the settings.

SSL Certificate

SSL certificates are automatically provisioned for your custom domain. After DNS propagation, HTTPS will be available.

Result

Before:

https://cloud.quantapay.app/pay.php?session=cs_xxxxx

After:

https://pay.yourdomain.com/pay.php?session=cs_xxxxx

Your customers see your own branded domain during checkout, which improves trust and professionalism.

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