RapidSSL® RapidSSL Wildcard SSL
RapidSSL Wildcard TLS/SSL Certificate - Protect subdomains with unlimited server licenses at no extra cost.
RapidSSL Wildcard SSL Certificates, also RapidSSL Wildcard, protect unlimited subdomains across an unlimited number of servers with just one certificate. It is one of the most popular products among most TLS/SSL products as it can secure an unlimited number of sub-domains on the same domain name at low cost.
RapidSSL wildcard secures your main domain and an unlimited sub domain names, like when you have mail.example.com, domain.example.com, api.example.com to protect, then you will like this product. This domain-validated SSL/TLS certificate can be issued within minutes. One single RapidSSL wildcard certificate for *.example.com will cover