my site not working after changing name server and it will show https error (certificate is active) then it gives https error https://tandh.ga.
and there is another problem when I use HTTP URL to open my site it will redirect to https and give SSL or proxy error(when SSL certificate are deleted from Cloudflare).
and when I check my site from https://www.pingdom.com/ then I show the soa error.
I am a (student)learner pliz help me to solve these.