With GeoTrust QuickSSL Premium, you can secure 1 primary domain name and 3 sub domain names at price of single domain ssl certificate. This is alternate for those needs to secure two or 3 sub domains and cannot afford wildcard ssl. Geotrust quickssl premium is 50% less in price compare to wildcard ssl. Your certificate will be issued with unlimited server licenses.
Quickssl premium issued for www.yourd-omain.com works also with your-domain.com. Geotrust quickssl premium is true 126/256 bit SSL Certificate and support 2048-bit strong CSR encryption. This is widely used for Microsoft Exchange and application servers, which supports with all PC, Server and Mobile devices and browsers. Issued with GeoTrust own Root Certificate.