The Sectigo OV SSL Multi-Domain Wildcard is, without a doubt, the most versatile product on the SSL/TLS market. Not only can you add organization authenticated SSL to up to 250 different domains, you can also encrypt any associated subdomains as well. Or, for companies with complicated web infrastructures, you can use the Multi-Domain Wildcard as a multi-level wildcard and encrypt subdomains at multiple levels of the URL. The flexibility afforded you by the Sectigo OV SSL Multi-Domain Wildcard makes it one of the most attractive options for encrypting an entire portfolio of websites that you can purchase. Period.