A wildcard DNS record can be useful if you want to redirect any subdomain you don't already have a record for. You can use this to redirect any spelling mistakes in the URL, or as a quick solution to ensure every possible subdomain directs to your website or our CDN.
The StackPath DNS supports Wildcard records for any of the available DNS record types. You just have to use a '*' in place of an actual domain name and set the resolution target like normal.
A Wildcard A Record would look like this:
Note: Subdomains using a wildcard record will have standard propagation time. If you are having issues with DNS, please be sure to check out our DNS Troubleshooting Guide. You can check propagation using whatmydns, or similar web tools, test out a handful of different subdomains, to make sure the wildcard is working appropriately.