Hi! t2sec.com.br only works when i activate DNS Only over the DNS zone, could you p

Hi! t2sec.com.br only works when i activate DNS Only over the DNS zone, could you please provide help?

Your site is currently proxied and appears to work ok for me…
https://cf.sjr.org.uk/tools/check?b915223e01864c52adc7ce6798744c82#connection-server-https

What problem do you see?