Subdomain cant

Hi Iam Add Sub Domain Sir , This Error Showing
Please Slow My Problem
This site can’t provide a secure connectionwww.qataridiscounts.qa-offers.com uses an unsupported protocol.
ERR_SSL_VERSION_OR_CIPHER_MISMATCH

Check out quick fix idea 3 in this #CommunityTip, Community Tip - Fixing ERR SSL VERSION OR CIPHER MISMATCH in Google Chrome. Free Universal SSL certificate only covers *.example.com and example.com.