Adding a DNS Record for Subdomain on Cloudflare
Home | Cloudflare
1. Click on your domain (in my case -> gabrielcarvalho.dev)

2. Click on DNS

3. Click on Add record

4. Type "*.api"

5. Paste "your_ipv4_vps_public_ip" into input (In my case -> 134.122.21.153)
You can let proxy field marked.

6. Click on Save
