which is the best ssl secrity company for websites or multi domain websites

ovh cloud provides sectigo ev ssl it at $113 peryear where as normal ssl at 

sectigo ssl secrity market expert for security ssl certificates

 https://sectigo.com/

OVER 700K CUSTOMERS.

40% of top 1000 companies use sectigo certificates.

https://www.ovhcloud.com/en/web-hosting/

Provides the highest level of SSL encryption

using sectigo Single Certificate, one can Secure Hundreds of Domains and Subdomains 

sectigo also provides Certificate warranty - DV $500,000 | OV $1,000,000 | EV $1,750,000