RapidSSL DV
RapidSSL is the fast and effective way to secure your website
RapidSSL is a DV certificate that's ideal for websites conducting low volume transactions.

Great value certificate. RapidSSL is one of the most affordable paths to HTTPS encryption.
Issued in minutes. Domain validated certificates are the quickest way to get website encryption.
Install on unlimited servers at no extra cost. Simply copy your certificate files to each server as required.
Wildcard option available for websites looking to secure many subdomains.
If you are interested in purchasing this certificate, then Servertastic recommends PositiveSSL as an alternative.