GeoTrust QuickSSL Premium Wildcard SSL is another DV Wildcard from DigiCert CA and is an alternative of RapidSSL Wildcard SSL, it was released early 2016. The new product comes with the SHA-256 hash algorithm and 30-days money back guarantee for any reason.
You can secure a primary domain name and unlimited sub-domains, it has unlimited free reissues as well. However, you can reissue SSL to same domain names only; changes are not allowed, but Sectigo/GoGetSSL products allow to change common name during reissue. SSL issues after 5-8 minutes after successful passing of domain validation.