Overview: How to Add a Secondary Domain in SiteWorx
This guide explains How to Add a Secondary Domain in SiteWorx step‑by‑step and why it matters for security, uptime, and performance. It’s written for small and medium businesses that rely on Blackhawk MSP for proactive, managed IT support in the Bay Area and beyond.
- ✅ Clear, actionable steps
- ✅ Best‑practice notes from our MSP engineers
- ✅ Links to related services and help
Tip: If you’re short on time, contact us — we’ll handle this for you and verify everything is working.
Secondary Domains are full-fledged domains with their own vhosts.
1. Log in to your SiteWorx account.
2. In the Domains section, click on Manage.![]()
3. Click on the Plus icon or Add Domain.![]()
4. Enter the following details:
- Domain: Your domain name.
- PHP Version: Select the PHP version you want to use for the domain.
- IPv4 Address: Choose IP Address or leave this as it is.
- IPv6 Address: Leave this as it is or choose your IPv6 Address.

5. Click on Add.
You should see a success message that your domain has been added.
Video tutorial temporarily unavailable while we refresh links. If you need more help, please call us at 1-925-218-4000.
Need help? Blackhawk MSP can do this for you, verify success, and document the change. Call 1‑925‑218‑4000 or open a ticket.