Buy now and save money using one certificate for all sub-domains. Multidomain (SAN) support

Certificate covers all of the sub-domains of your main domain
Supports multiple SANs (up to 250) including wildcard names (*.domain1.com, *.domain2.com etc.)
Save your time and money by buying one certificate instead of several ones
Encryption: SHA2
Provides flexibility and ease of use in environments that see frequent change. By specifying *.example.com in the certificate, Wildcard SSL certificates will dynamically support an unlimited number of subdomains.

Organization Validated (OV) SSL
Unlimited subdomains
Supports multiple wildcard domains
Includes Basic Website Security, by SiteLock